BOC Sciences provides a wide range of research chemicals and biochemicals including inhibitors, building blocks, GMP Products, impurities and metabolites, APIs for Veterinary, Natural Compounds, ADCs, Stem Cell Molecule and chiral compounds.
| Product | Description | |
|---|---|---|
| 4-Deoxypyridoxine 5'-phosphate | 4-Deoxypyridoxine 5'-phosphate, a pyridoxal 5'-phosphate analogue, is a sphingosine 1-phosphate (S1P) inhibitor that inhibits ornithine decarboxylase activity with a Ki of 60 μM. It is a competitive inhibitor of the activation of glutamate apodecarboxylase by pyridoxal 5'-phosphate (Ki = 0.27 μM) and strongly inhibits glutamate-dependent labeling of glutamate decarboxylase. Synonyms: 5-hydroxy-4,6-dimethyl-3-pyridinemethanol, 3-(dihydrogen phosphate); NSC 29870; 5-(Phosphonooxymethyl)-2,4-dimethyl-3-pyridinol; (5-hydroxy-4,6-dimethyl-3-pyridinyl)methyl dihydrogen phosphate; 3-Pyridinemethanol, 5-hydroxy-4,6-dimethyl-, α-(dihydrogen phosphate); Deoxypyridoxine-P. Grade: ≥98%. CAS No. 883-84-1. Molecular formula: C8H12NO5P. Mole weight: 233.16. |  |
| 4-Deoxy-xylo-uridine | 4-Deoxy-xylo-uridine is a remarkable compound, exhibiting exceptional potency in research of combatting viral infections originating from RNA viruses. Through its role as a nucleoside analog, it adeptly disrupts viral RNA research and development, thereby impeding viral replication. Synonyms: Zebularine; 1-β-D-xylofuranosyl-1H-pyrimidin-2-one; 1-((2R,3R,4R,5R)-3,4-Dihydroxy-5-hydroxymethyl-tetrahydro-furan-2-yl)-1H-pyrimidin-2-one; 1-(β-D-Xylofuranosyl)-2(1H)-pyrimidinone; 1-[(2R,3R,4R,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidin-2-one. Grade: ≥95%. CAS No. 63527-47-9. Molecular formula: C9H12N2O5. Mole weight: 228.20. | |
| 4-Desacetyl-2-debenzoyl-[2,4]-oxol Paclitaxel | 4-Desacetyl-2-debenzoyl-[2,4]-oxol Paclitaxel is one of Paclitaxel intermediates. Paclitaxel is a tetracyclic diterpenoid isolated originally from the Pacific yew tree Taxus brevifolia. It is a mitotic inhibitor used in cancer chemotherapy. It has a role as a microtubule-stabilising agent, a metabolite, a human metabolite and an antineoplastic agent. Synonyms: [2aS-[2aα,3β,5β,5aβ,7β,10α(αS*,βR*),12α,12aβ,12bα]]-β-(Benzoylamino)-α-hydroxy-benzenepropanoic Acid 2a,7-Bis(acetyloxy)-2a,3,4,5,5a,6,7,10,11,12,12a,12b-dodecahydro-3,5,12-trihydroxy-5a,9,13,13-tetramethyl-6-oxo-8,12-methano-2H-cyclodec[cd]isobenzofuran-10-yl Ester. Grade: 98%. CAS No. 159500-49-9. Molecular formula: C40H47NO13. Mole weight: 749.80. | |
| 4-Desacetyl 3-Deoxy Vincristine | 4-Desacetyl 3-Deoxy Vincristine is a degradation product of Vincristine. Vincristine is a vinca alkaloid with antitumor property used for the treatment of kinds of cancers, including acute lymphocytic leukemia, acute myeloid leukemia, Hodgkin's disease, neuroblastoma, and small cell lung cancer. Synonyms: 4-Deacetyl-3-deoxyvincristine; O4-Deacetyl-3-deoxy-22-oxo-vincaleukoblastine; 4-Deacetyl-3-deoxyleurocristine; Methyl (2β,3α,4β,5α,12β,19α)-15-[(13S,15S,17S)-17-ethyl-17-hydroxy-13-(methoxycarbonyl)-1,11-diazatetracyclo[13.3.1.04,12.05,10]nonadeca-4(12),5,7,9-tetraen-13-yl]-1-formyl-4-hydroxy-16-methoxy-6,7-didehydroaspidospermidine-3-carboxylate. Grade: ≥95%. CAS No. 99435-53-7. Molecular formula: C44H54N4O8. Mole weight: 766.92. | |
| 4-Deschloro-2-Chloro Chlorhexidine Hydrochloride | 4-Deschloro-2-chloro chlorhexidine hydrochloride is one of chlorhexidine impurities. Chlorhexidine is a disinfectant and topical anti-infective agent for reduction of pocket depth in patients with adult periodontitis. Synonyms: N1-(4-Chlorophenyl)-3,12-diimino-N14-2-chlorophenyl-2,4,11,13-tetraazatetradecanediimidamide Hydrochloride. Molecular formula: C22H30Cl2N10.xHCl. Mole weight: 505.45 (free base). | |
| 4-Desfluoro-6-fluoro Dolutegravir | An impurity of Dolutegravir. Dolutegravir is an antiretroviral drug belonging to the integrase strand transfer inhibitor (INSTI) class. Synonyms: 2,6-Difluoro Dolutegravir; 2,6-Flurobenzyl Dolutegravir; (4R,12aS)-N-(2,6-Difluorobenzyl)-7-hydroxy-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-pyrido[1',2':4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide; (4R,12aS)-N-[(2,6-Difluorophenyl)methyl]-3,4,6,8,12,12a-hexahydro-7-hydroxy-4-methyl-6,8-dioxo-2H-pyrido[1',2':4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide; Dolutegravir 2,6-Difluoro Analog; Dolutegravir 4-Desfluoro 6-Fluoro Impurity. Grade: ≥95%. CAS No. 2244161-72-4. Molecular formula: C20H19F2N3O5. Mole weight: 419.38. | |
| 4-Desfluoro-destrifluoromethyl Sitagliptin Hydrochloride Salt | 4-Desfluoro-destrifluoromethyl Sitagliptin Hydrochloride Salt is an impurity of Sitagliptin. Sitagliptin is a dipeptidyl peptidase-4 (DPP-4) inhibitor for treatment of diabetes mellitus type 2. Synonyms: (R)-3-Amino-4-(2,5-difluorophenyl)-1-(5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)butan-1-one Hydrochloride Salt. Molecular formula: C15H18ClF2N5O. Mole weight: 357.79. | |
| 4-Desfluoro Posaconazole | 4-Desfluoro Posaconazole is an impurity of Posaconazole. Posaconazole is a broad-spectrum triazole compound that is active against fungi by inhibiting the lanosterol 14α-demethylase enzyme. Synonyms: Desfluoro Posaconazole. Grade: >95%. Molecular formula: C37H43FN8O4. Mole weight: 682.79. | |
| 4'-Desmethoxy Omeprazole | 4'-Desmethoxy Omeprazole is an impurity of Omeprazole. Omeprazole is a proton pump inhibitor used in the treatment of dyspepsia. It binds to the proton pump hydrogen-potassium adenosine triphosphatase (H+/K+ ATPase) and inhibits its activity and the parietal cell secretion of H+ ions into the gastric lumen. Synonyms: 2-(4-Methoxy-3,5-dimethyl-pyridin-2-ylmethanesulfinyl)-1H-benzoimidazole; 2-[(3,5-Dimethyl-4-methoxy-2-pyridinyl)methylsulfinyl]-1H-benzimidazole; 2-[(4-methoxy-3,5-dimethylpyridin-2-yl)methylsulfinyl]-1H-benzimidazole. Grade: > 95%. CAS No. 73590-60-0. Molecular formula: C16H17N3O2S. Mole weight: 315.39. | |
| 4-Desmethoxy Omeprazole Sulfide | 4-Desmethoxy Omeprazole Sulfide is an impurity of Omeprazole. Omeprazole is a proton pump inhibitor used in the treatment of dyspepsia. It binds to the proton pump hydrogen-potassium adenosine triphosphatase (H+/K+ ATPase) and inhibits its activity and the parietal cell secretion of H+ ions into the gastric lumen. Synonyms: 5-Methoxy-2-[[(3,5-dimethylpyridin-2-yl)methyl]sulphanyl]-1H-benzimidazole; 5-Methoxy-2-[[(3,5-dimethylpyridin-2-yl)methyl]sulphanyl]-1H-benzimidazole. Grade: >95%. CAS No. 704910-89-4. Molecular formula: C16H17N3OS. Mole weight: 299.39. | |
| 4-Desmethoxypropoxyl-4-chloro Rabeprazole | An impurity of Rabeprazole. Rabeprazole is a proton pump inhibitor as an antiulcer drug. Synonyms: Rabeprazole Related Compound F; 2-[[(4-Chloro-3-methyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazole. Grade: > 95%. CAS No. 168167-42-8. Molecular formula: C14H12ClN3OS. Mole weight: 305.79. | |
| 4-Desmethoxypropoxyl-4-methoxy Rabeprazole | An impurity of Rabeprazole. Rabeprazole is a proton pump inhibitor as an antiulcer drug. Synonyms: Rabeprazole methoxy analog; 2-[[(4-Methoxy-3-methyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazole. Grade: > 95%. CAS No. 102804-77-3. Molecular formula: C15H15N3O2S. Mole weight: 301.37. | |
| 4-Desmethoxypropoxyl-4-methylthio Rabeprazole | 4-Desmethoxypropoxyl-4-methylthio Rabeprazole is an impurity of Rabeprazole, which is a partially reversible gastric proton pump inhibitor used in the treatment of various gastrointestinal diseases, especially peptic ulcer. Synonyms: 2-[[[3-Methyl-4-(methylthio)-2-pyridinyl]methyl]sulfinyl]-1H-benzimidazole; 3-(2-Methoxyphenyl)-1-(2-methyl-2-propanyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine; 1H-Pyrazolo[3,4-d]pyrimidin-4-amine, 1-(1,1-dimethylethyl)-3-(2-methoxyphenyl)-; 1-(tert-Butyl)-3-(2-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine; 4-Amino-1-tert-butyl-3-(2-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidine. Grade: ≥95%. CAS No. 99487-86-2. Molecular formula: C15H15N3OS2. Mole weight: 317.43. | |
| 4-Desmethyl-2-methyl Celecoxib | 4-Desmethyl-2-methyl Celecoxib is an analog of Celecoxib, a cyclooxygenase 2 inhibitor. Synonyms: 4-[5-(2-Methylphenyl)-3-trifluoromethyl-1H-pyrazol-1-yl]benzenesulfonamide; Celecoxib 2-Methyl Analog; 4-(5-o-Tolyl-3-trifluoromethyl-pyrazol-1-yl)-benzenesulfonamide. Grade: > 95%. CAS No. 170569-99-0. Molecular formula: C17H14F3N3O2S. Mole weight: 381.38. | |
| 4-Desmethyl Istradefylline | 4-Desmethyl Istradefylline is an impurity of Istradefylline, a medication used as an add-on treatment to levodopa/carbidopa in adults with Parkinson's disease. Synonyms: (E)-1,3-Diethyl-3,7-dihydro-8-[2-(4-hydroxy-3-methoxyphenyl)ethenyl]-7-methyl-1H-purine-2,6-dione. Grade: > 95%. CAS No. 160434-48-0. Molecular formula: C19H22N4O4. Mole weight: 370.41. | |
| 4-(Dibromomethyl)benzonitrile | An impurity of Letrozole. Letrozole is a nonsteroidal aromatase inhibitor primarily used to treat hormone receptor-positive breast cancer in postmenopausal women. Synonyms: p-(Dibromomethyl)benzonitrile; p-Cyanobenzal bromide; Letrozole Impurity 50; 4-Cyanobenzylidene bromide. Grade: ≥95%. CAS No. 67013-55-2. Molecular formula: C8H5Br2N. Mole weight: 274.94. | |
| 4-(Diethylamino)-2-butyn-1-ol | 4-(Diethylamino)-2-butyn-1-ol is an impurity of oxybutynin, which is an inhibitor of proliferation and supresses gene expression in bladder smooth muscle cells. Synonyms: 1-(Diethylamino)-2-butyn-4-ol; 1-(N,N-Diethylamino)-4-hydroxy-2-butyne. Grade: 98 %. CAS No. 10575-25-4. Molecular formula: C8H15NO. Mole weight: 141.21. | |
| 4-Diethylaminobenzaldehyde | DEAB is a potent inhibitor of cytosolic (class 1) aldehyde dehydrogenase (ALDH) enzymes (IC50 values 0.057 μM, 1.2 μM, 3.0 μM, 1.2 μM, 0.16 μM, and 13 μM for inhibition of ALDH1A1, ALDH1A2, ALDH1A3, ALDH1B1, ALDH2, and ALDH5A1, respectively). DEAB is also an excellent substrate for ALDH3A1, and an irreversible inhibitor of ALDH7A1 (KI value 100 μM). Uses: 4-(diethylamino)benzaldehyde is a mechanism-based inhibitor for human aldehyde dehydrogenase isoenzymes. potent and reversible inhibitor of mouse and human class i aldehyde dehydrogenase. Synonyms: 4-(diethylamino)benzaldehyde. Grade: 99 %. CAS No. 120-21-8. Molecular formula: C11H15NO. Mole weight: 177.24. | |
| 4-(Dimethylamino)-1-methylpyridinium iodide | 4-(Dimethylamino)-1-methylpyridinium is a monoquaternary pyridinium salt with anticholinesterase and antiproliferative activities. Synonyms: Pyridinium, 4-(dimethylamino)-1-methyl-, iodide. Grade: ≥95%. CAS No. 7538-79-6. Molecular formula: C8H13N2·I. Mole weight: 264.11. | |
| 4-Dimethyl-D6-aminoantipyrine picrate | 4-Dimethyl-D6-aminoantipyrine picrate is a labelled impurity of antipyrine. Antipyrine is an analgesic, a non-steroidal anti-inflammatory drug and an antipyretic. Synonyms: (1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-dimethyl-D6-ammonium picrate. Grade: 95% by HPLC; 98% atom D. Molecular formula: C19H14D6N6O8. Mole weight: 466.44. | |
| 4-Dimethylsilyl Entecavir | A derivative of Entecavir. Entecavir is a reverse transcriptase inhibitor. It prevents the hepatitis B virus from multiplying and reduces the amount of virus in the body. Synonyms: 2-Amino-1,9-dihydro-9-[(1S,3R,4S)-4-(hydroxydimethylsilyl)-3-(hydroxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one. Grade: > 95%. CAS No. 870614-82-7. Molecular formula: C14H21N5O3Si. Mole weight: 335.44. | |
| 4-D-Ser-goserelin | 4-D-Ser-goserelin is an impurity of Goserelin, a luteinizing hormone-releasing hormone analog that mediates the release of gonadotropins. Goserelin can be used to treat prostate cancer and breast cancer. Synonyms: H-Pyr-His-Trp-D-Ser(Ac)-Tyr-D-Ser(tBu)-Leu-Arg-Pro-NHNHCONH2; L-pyroglutamyl-L-histidyl-L-tryptophyl-O-acetyl-D-seryl-L-tyrosyl-O-tert-butyl-D-seryl-L-leucyl-L-arginyl-N'-carbamoyl-L-prolinehydrazide; 4-(acetyl-D-serine)goserelin. Molecular formula: C61H86N18O15. Mole weight: 1311.47. | |
| 4E1RCat | 4E1RCat is a dual inhibitor of eIF4E:eIF4G and eIF4E:4E-BP1 interaction, and inhibits the binding of eIF4G to eIF4E with IC50 of 3.2 μM. Synonyms: 4E1RCat. Grade: >98%. CAS No. 328998-25-0. Molecular formula: C28H18N2O6. Mole weight: 478.45. | |
| 4EGI-1 | 4EGI-1 is a competitive eIF4E/eIF4G interaction inhibitor by binding to eIF4E with KD of 25 μM. Synonyms: 4EGI-1; 4EGI1; 4EGI1; 4 EGI1; 4-EGI1; 4 EGI 1; 4-EGI-1. Grade: >98%. CAS No. 315706-13-9. Molecular formula: C18H12Cl2N4O4S. Mole weight: 451.28. | |
| 4-Epi-daunosamine | 4-Epi-daunosamine is an essential compound widely utilized in the biomedical field, holding immense significance in research of a plethora of diseases, particularly cancer. In the realm of chemotherapy, it serves as an indispensable precursor, facilitating the research and development of influential antibiotics, namely daunorubicin and doxorubicin. Synonyms: L-arabino-Hexose, 3-amino-2,3,6-trideoxy-; Acosamine. CAS No. 41094-24-0. Molecular formula: C6H13NO3. Mole weight: 147.17. | |
| 4-Epidemeclocycline Hydrochloride | 4-Epidemeclocycline Hydrochloride is the hydrochloride salt of 4-epi-Demeclocycline used for the treatment of diseases such as rheumatoid arthritis and multiple sclerosis. Synonyms: 4-Epidemethylchlortetracycline Hydrochloride. CAS No. 179471-95-5. Molecular formula: C21H22Cl2N2O8. Mole weight: 501.31. | |
| 4'-epi-Emtricitabine 4-Acetamide 5'-O-Benzoyl | 4'-epi-Emtricitabine 4-Acetamide 5'-O-Benzoyl is a protected intermediate in the synthesis of ent-Emtricitabine, a reverse transcriptase inhibitor that is effective antiviral agent against HIV, HBV, and other viruses replicating in a similar manner. Synonyms: trans-N-[1-[2-[(Benzoyloxy)methyl]-1,3-oxathiolan-5-yl]-5-fluoro-1,2-dihydro-2-oxo-4-pyrimidinyl]acetamide 1,3-Oxathiolane Acetamide Derivative; N-[1-[(2R,5R)-2-[(benzoyloxy)methyl]-1,3-oxathiolan-5-yl]-5-fluoro-1,2-dihydro-2-oxo-4-pyrimidinyl]acetamide. CAS No. 150796-39-7. Molecular formula: C17H16FN3O5S. Mole weight: 393.39. | |
| 4'-Epi Lamivudine | Lamivudine epimer. Synonyms: (2R-trans)-4-Amino-1-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]-2(1H)-pyrimidinone; 4-Amino-1-[(2R,5R)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl]-2(1H)-pyrimidinone. Grade: > 95%. CAS No. 139757-68-9. Molecular formula: C8H11N3O3S. Mole weight: 229.26. | |
| 4-Epimer Entecavir | An impurity of Entecavir. Entecavir is a reverse transcriptase inhibitor. It prevents the hepatitis B virus from multiplying and reduces the amount of virus in the body. Synonyms: Entecavir EP Impurity D; (1S,3R,4R)-Entecavir; 2-Amino-9-[(1S,3R,4R)-4-hydroxy-3-(hydroxymethyl)-2-methylidene cyclopentyl]-6,9-dihydro-3H-purin-6-one; Entecavir 4-epimer; 4'-epi-Entecavir. Grade: > 95%. CAS No. 1367369-80-9. Molecular formula: C12H15N5O3. Mole weight: 277.29. | |
| 4'-epi-N-Trifluoroacetyldaunorubicin | 4'-epi-N-Trifluoroacetyldaunorubicin is an impurity of Epirubicin, which is an anthracycline topoisomerase inhibitor used as an antineoplastic agent. Synonyms: N-trifluoroacetyl-4'-epirubicin; (8S,10S)-8-Acetyl-7,8,9,10-tetrahydro-6,8,11-trihydroxy-1-methoxy-10-[[2,3,6-trideoxy-3-[(2,2,2-trifluoroacetyl)amino]-α-L-arabino-hexopyranosyl]oxy]-5,12-naphthacenedione; NSC 176325; (8S-cis)-8-Acetyl-7,8,9,10-tetrahydro-6,8,11-trihydroxy-1-methoxy-10-[[2,3,6-trideoxy-3-[(trifluoroacetyl)amino]-α-L-arabino-hexopyranosyl]oxy]-5,12-naphthacenedione; Epirubicin Impurity 7; (8S)-8β-Acetyl-7,8,9,10-tetrahydro-6,8α,11-trihydroxy-1-methoxy-10α-[3-(trifluoroacetylamino)-2,3,6-trideoxy-α-L-arabino-hexopyranosyloxy]-5,12-naphthacenedione; (1S,3S)-3-Acetyl-3,5,12-trihydroxy-10-methoxy-6,11-dioxo-1,2,3,4,6,11-hexahydro-1-tetracenyl 2,3,6-trideoxy-3-[(trifluoroacetyl)amino]-α-L-arabino-hexopyranoside; Epirubicin Impurity 7. Grade: ≥95%. CAS No. 57918-22-6. Molecular formula: C29H28F3NO11. Mole weight: 623.53. | |
| 4-ethoxy-2-(piperazin-1-yl)-7-(pyridin-4-yl)-5H-pyrimido[5,4-b]indole | A Kv1.5 modulator. Study shows that it inhibits hKv1.5 current slightly when specially blocked by the Kv11.1 channel in HEK cells. Synonyms: example 7 [US8664233]. CAS No. 1034194-07-4. Molecular formula: C21H22N6O. Mole weight: 374.45. | |
| 4'-Ethoxyacetophenone | 4'-Ethoxyacetophenone, an acetophenone derivative, has antibacterial activity. Synonyms: 1-(4-ethoxyphenyl)ethanone; 1-(4-ethoxyphenyl)ethanone. Grade: 97 %. CAS No. 1676-63-7. Molecular formula: C10H12O2. Mole weight: 164.20. | |
| 4-Ethoxycarbonylphenylboronic acid-d4 | 4-Ethoxycarbonylphenylboronic acid-d4. Grade: 95% by HPLC; 98% atom D. Molecular formula: C9H7D4BO4. Mole weight: 198.02. | |
| 4-Ethyl-2,3-dioxopiperazine-1-carbonyl Chloride | 4-Ethyl-2,3-dioxo-1-piperazinecarbonyl Chloride is used as a reagent in the synthesis of amino(thienyl)benzamide derivatives which are used as histone deacetylase inhibitors and have antitumor activity. 4-Ethyl-2,3-dioxo-1-piperazinecarbonyl Chloride is also a reagent in the synthesis of Cefbuperazone ; a second-generation cephalosporin antibiotic. Synonyms: 4-ethyl-2,3-dioxo-1-piperazinecarbonyl chloride; 4-ethyl-2,3-dioxopiperazine-1-carbonyl chloride. Grade: > 95 %. CAS No. 59703-00-3. Molecular formula: C7H9ClN2O3. Mole weight: 204.61. | |
| 4-[Ethyl(nitroso)amino]butanoic acid | An impurity of Mebeverine. Mebeverine is an antispasmodic medication used to relieve symptoms of irritable bowel syndrome (IBS) and other gastrointestinal disorders, such as abdominal pain, cramps, and spasms. Synonyms: N-Ethyl-N-(3-carboxypropyl)nitrosamine; N-nitroso ethyl butyric acid; N-Nitroso-N-(3-carboxypropyl)ethylamine; 4-(Ethylnitrosoamino)butanoic acid; N-Ethyl-N-(3-carboxypropyl)nitrosoamine; 4-(Ethylnitrosoamino)butyric acid; N-Nitroso-N-ethyl-4-aminobutyric acid. Grade: ≥95%. CAS No. 54897-63-1. Molecular formula: C6H12N2O3. Mole weight: 160.17. | |
| 4'-Ethynyl-2'-deoxyadenosine | 4'-Ethynyl-2'-deoxyadenosine (4'-E-dA), a nucleoside reverse transcriptase (RT) inhibitor, is an antiretroviral agent which is potent against drug-resistant HIV variants, with an EC50 of 98 nM in MT-4 cells for anti-HIV-1 activity. Synonyms: (2R,3S,5R)-5-(6-aminopurin-9-yl)-2-ethynyl-2-(hydroxymethyl)tetrahydrofuran-3-ol. Grade: ≥95%. CAS No. 306305-07-7. Molecular formula: C12H13N5O3. Mole weight: 275.26. | |
| 4'-Ethynylthymidine | 4'-Ethynylthymidine is a nucleoside analog that has shown potential as an antiviral and anticancer agent. It is used to treat viral infections and cancers by inhibiting DNA synthesis in infected/cancerous cells. 4'-Ethynylthymidine has also been studied for its potential use in gene therapy due to its ability to block DNA replication. Synonyms: 4'-alpha-Ethynylthymidine. CAS No. 221272-62-4. Molecular formula: C12H14N2O5. Mole weight: 266.25. | |
| 4F 4PP oxalate | 4F 4PP oxalate is a selective 5-HT2A antagonist with almost as high affinity (Ki = 5.3 nM) as ketanserin but with a much lower affinity for 5-HT2C sites (Ki = 620 nM). Synonyms: 4F 4PP oxalate; 4F4PP oxalate; 4F-4PP oxalate; 4-(4-Fluorobenzoyl)-1-(4-phenylbutyl)piperidine oxalate. Grade: ≥99% by HPLC. CAS No. 144734-36-1. Molecular formula: C22H26FNO.C2H2O4. Mole weight: 429.49. | |
| 4-Fluoro-1-(3-(pyrimidin-5-yl)phenyl)-1-(2-(trifluoromethyl)pyridin-4-yl)-1H-isoindol-3-amine | 4-Fluoro-1-(3-(pyrimidin-5-yl)phenyl)-1-(2-(trifluoromethyl)pyridin-4-yl)-1H-isoindol-3-amine, with the potential to treat Alzheimer's disease, was reported as a selective BACE1 inhibitor (IC50=4.8μM) for which concentration-dependent lowering of Ab peptides in cellular systems and three pre-clinical species were demonstrated. Phase-I for Alzheimer's disease in United Kingdom (PO) was discontinued in 2012 in UK. Uses: Alzheimer's disease. Synonyms: 4-Fluoro-1-[3-(5-pyrimidinyl)phenyl]-1-[2-(trifluoromethyl)-4-pyridinyl]-1H-isoindol-3-amine; Rac-AZD-3839; Rac-AZD 3839; Rac-AZD3839. Grade: 98%. CAS No. 1227163-56-5. Molecular formula: C24H15F4N5. Mole weight: 449.40. | |
| 4-Fluoro-2-methylbenzonitrile | An impurity of Trelagliptin. Trelagliptin is a pharmaceutical drug used for the treatment of type 2 diabetes. Synonyms: 2-methyl-4-fluorobenzonitrile; 4-fluoro-2-methyl-benzonitrile; methyl 4-fluorobenzonitrile; Trelagliptin Impurity 58. Grade: 95 %. CAS No. 147754-12-9. Molecular formula: C8H6FN. Mole weight: 135.14. | |
| 4-Fluoro-2-nitrophenyl b-D-galactopyranoside | 4-Fluoro-2-nitrophenyl β-D-galactopyranoside is a biomedically significant compound, acting as a substrate to facilitate meticulous evaluation and quantification of β-galactosidase enzyme activity. Synonyms: (2S,3R,4S,5R,6R)-2-(4-Fluoro-2-nitrophenoxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol; 4-Fluoro-2-nitrophenyl β-D-galactopyranoside. CAS No. 694439-20-8. Molecular formula: C12H14FNO8. Mole weight: 319.24. | |
| 4-Fluoro-3-(morpholin-4-yl)aniline | An impurity of Linezolid, an antibiotic against Gram-positive bacteria. Synonyms: 4-fluoro-3-(morpholin-4-yl)aniline; 1175797-88-2; 4-fluoro-3-morpholin-4-ylaniline; SCHEMBL520787; BEZHNTGNWHZZPE-UHFFFAOYSA-N; AXB79788; AKOS022258274; 4-Fluoro-3-morpholin-4-yl-phenylamine; CS-0245733; EN300-310122; Z1255400162. CAS No. 1175797-88-2. Molecular formula: C10H13FN2O. Mole weight: 196.225. | |
| 4-Fluorobenzaldehyde-[2,3,5,6-d4] | 4-Fluorobenzaldehyde-[2,3,5,6-d4]. Synonyms: 4-Fluorobenzaldehyde-2,3,5,6-d4. Grade: 98% atom D. CAS No. 93111-27-4. Molecular formula: C7HD4FO. Mole weight: 128.14. | |
| 4-Fluoro-DL-glutamic Acid | 4-Fluoro-DL-glutamic acid is used as a reagent to synthesize analogues of Methotrexate, which is a folic acid antagonist used as an antineoplastic and antirheumatic. Synonyms: 4-Fluoroglutamic Acid; 4-Fluoroglutamic Acid; DL-4-Fluoroglutamic Acid; 2-Amino-4-fluoropentane-1,5-dioic acid; 4-Fluoro-Glutamic Acid; threo-4-fluoroglutamic acid; D,L-erythro,threo-4-fluoroglutamic acid. Grade: ≥95%. CAS No. 2708-77-2. Molecular formula: C5H8FNO4. Mole weight: 165.12. | |
| 4-Fluorophenyl 2-acetamido-2-deoxy-b-D-glucopyranoside | 4-Fluorophenyl 2-acetamido-2-deoxy-b-D-glucopyranoside, a compound of immense significance in the biomedical sphere, finds its purpose as a valuable instrument in the diligent exploration of prospective pharmaceuticals targeting a myriad of ailments. Its unconventional molecular configuration bestows upon it the distinctive ability to partake in the amalgamation of groundbreaking therapeutic agents, meticulously tailored to tackle distinct maladies. Synonyms: 4-Fluorophenyl 2-acetamido-2-deoxy-beta-D-glucopyranoside. CAS No. 135608-47-8. Molecular formula: C14H18FNO6. Mole weight: 315.29. | |
| 4-Fluorophenyl 2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-b-D-glucopyranoside | 4-Fluorophenyl 2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-b-D-glucopyranoside, a remarkable biomedical compound, garners attention for its multifaceted applications in combating infectious diseases. With definitive antimicrobial prowess, this compound showcases promising prospects as an antibiotic agent, epitomizing its significance in addressing contemporary medical challenges. Illuminating its exceptional efficacy, this compound's intricate chemical architecture presents an unparalleled ability to selectively target menacing microorganisms. CAS No. 135608-45-6. Molecular formula: C20H24FNO9. Mole weight: 441.40. | |
| 4'-Formylbiphenyl-2-carbonitrile | 4'-Formylbiphenyl-2-carbonitrile is one of telmisartan impurities. Telmisartan, also called Pritor, a benzimidazole derivative, is an angiotensin II receptor antagonist that can be used to treat hypertension. Synonyms: 2'-Cyano-1,1'-biphenyl-4-carboxaldehyde; 2'-Cyano-4-biphenylcarboxaldehyde; 2'-Cyano-4-formylbiphenyl; 4'-Formyl[1,1'-Biphenyl]-2-carbonitrile; [1,1'-Biphenyl]-2-carbonitrile,4'-formyl; o-cyano-4-formylbiphenyl. Grade: > 98%. CAS No. 135689-93-9. Molecular formula: C14H9NO. Mole weight: 207.23. | |
| 4-Formyl Loratadine | 4-Formyl Loratadine is a by-product of Loratadine, which is a nonsedating-type histamine H1-receptor antagonist used to treat allergies. Uses: A by-product of 4-hydroxymethyl loratadine. Synonyms: 4-(8-Chloro-4-formyl-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-1-piperidinecarboxylic Acid Ethyl Ester; Ethyl 4-(8-chloro-4-formyl-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)piperidine-1-carboxylate. Grade: ≥95%. CAS No. 1076198-16-7. Molecular formula: C23H23ClN2O3. Mole weight: 410.89. | |
| 4-Formyl Methylamino Antipyrine | A metabolite of Metamizol. Synonyms: 2H-1,6-Benzothiazocin-5(6H)-one, 3,4-dihydro-2-phenyl. Grade: > 95%. CAS No. 1672-59-9. Molecular formula: C13H15N3O2. Mole weight: 245.28. | |
| 4-Formylphenyl 2-acetamido-2-deoxy-b-D-glucopyranoside | 4-Formylphenyl 2-acetamido-2-deoxy-b-D-glucopyranoside, a pivotal compound employed in the biomedical sector, assumes a prominent position in the realm of drug discovery for multifarious maladies including cancer, inflammation, and bacterial infections. This product epitomizes an extraordinary therapeutic potential by precisely targeting intricate cellular pathways and mechanisms. Synonyms: 4-Formylphenyl 2-acetamido-2-deoxy-beta-D-glucopyranoside; N-((2S,3R,4R,5S,6R)-2-(4-Formylphenoxy)-4,5-dihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-3-yl)acetamide. CAS No. 135608-48-9. Molecular formula: C15H19NO7. Mole weight: 325.31. | |
| 4-Formylphenyl 2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-b-D-glucopyranoside | 4-Formylphenyl 2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-b-D-glucopyranoside exhibits exceptional therapeutic efficacy against a multitude of ailments. Harnessing its distinct molecular characteristics, this compound effectively targets and suppresses the proliferation of malignant cancer cells with remarkable precision. Moreover, its exceptional antimicrobial activity extends beyond cancer, demonstrating promising outcomes in the management of bacterial and fungal infections. Synonyms: 4-Formylphenyl 2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-beta-D-glucopyranoside. CAS No. 70622-68-3. Molecular formula: C21H25NO10. Mole weight: 451.42. | |
| 4-Fumarylacetolacetic Acid | 4-Fumarylacetolacetic Acid is an intermediate in the metabolism of tyrosine. Synonyms: Tyrosine Related Compoud 2; Fumarylacetoacetate; Fumarylacetoacetone; 4-Fumarylacetoacetate; 4,6-dioxo-2E-octenedioic acid; (E)-4,6-dioxooct-2-enedioic acid. CAS No. 28613-33-4. Molecular formula: C8H8O6. Mole weight: 200.15. | |
| 4-(glycolyl-L-serine)goserelin | 4-(glycolyl-L-serine)goserelin is an impurity of Goserelin, a luteinizing hormone-releasing hormone analog that mediates the release of gonadotropins. Goserelin can be used to treat prostate cancer and breast cancer. Synonyms: H-Pyr-His-Trp-D-Ser(Glycolyl)-Tyr-D-Ser(tBu)-Leu-Arg-Pro-NHNHCONH2; (6S,9S,12R,15S,18S)-18-((S)-2-((S)-3-(1H-imidazol-5-yl)-2-((S)-5-oxopyrrolidine-2-carboxamido)propanamido)-3-(1H-indol-3-yl)propanamido)-1-amino-12-(tert-butoxymethyl)-6-((S)-2-(2-carbamoylhydrazinecarbonyl)pyrrolidine-1-carbonyl)-15-(4-hydroxybenzyl)-1-imino-9-isobutyl-8,11,14,17-tetraoxo-2,7,10,13,16-pentaazanonadecan-19-yl 2-hydroxyacetate. Molecular formula: C61H86N18O16. Mole weight: 1327.45. | |
| 4H-1-Benzopyran-4-one, 6-[[6-(4-hydroxy-1-piperidinyl)hexyl]oxy]-3-methyl-2-phenyl- | Sigma-LIGAND-1, also called as NPC 16377, is a selective sigma receptor ligand developed for the treatment of neurological disorders and psychotic disorders in the past. NPC 16377 has receptor IC50s of 16 nM at the DTG site, 19 nM at the PPP site, and a Ki of 4000 nM at the dopamine D2 receptor. Synonyms: 6-[6-(4-hydroxypiperidin-1-yl)hexoxy]-3-methyl-2-phenylchromen-4-one; 6-(6-(4-hydroxypiperidinyl)hexyloxy)-3-methylflavone hydrochloride; NPC 16377; NPC-16377; NPC16377. CAS No. 139652-01-0. Molecular formula: C27H33NO4. Mole weight: 435.56. | |
| 4H,5H,6H,7H-Thieno[3,2-c]pyridin-4-one | An impurity of Ticlopidine which is an orally P2 receptor inhibitor against ADP-induced platelet aggregation with IC50 of ~2 μM. Synonyms: 6,7-dihydro-5H-thieno[3,2-c]pyridin-4-one; 6,7-dihydro-5H-thieno[3,2-c]pyridin-4-one. Grade: > 95 %. CAS No. 68559-60-4. Molecular formula: C7H7NOS. Mole weight: 153.20. | |
| 4H-Cyclopenta[def]phenanthren-4-one | 4H-Cyclopenta[def]phenanthren-4-one is a ketone-bridged derivative of phenanthrene. Synonyms: 4,5-Phenanthrylene Ketone; NSC 132541. Grade: > 95%. CAS No. 5737-13-3. Molecular formula: C15H8O. Mole weight: 204.23. | |
| 4-(Heptyloxy)phenol | AC 45594 is a selective inverse agonist at the orphan nuclear receptor steroidogenic factor-1 (SF-1) (IC50 = 50 - 100 nM) that increases the secretion of progesterone and oxytocin and the expression of oxytocin precursor (NP-I/OT) mRNA in luteal cells. Synonyms: 4-heptoxyphenol. Grade: > 98 %. CAS No. 13037-86-0. Molecular formula: C13H20O2. Mole weight: 208.30. | |
| 4-Hexylresorcinol | 4-Hexylresorcinol, a phenol derivative, could be commonly used as an antioxidant, vermifuge and food additive. By acting on multiple targets of the melanin synthesis pathway, 4-hexylresorcinol can effectively inhibit melanin synthesis, thus achieving whitening and brightening effect. It is a super powerful antioxidant that effectively removes harmful free radicals from the skin and fights aging and wrinkles caused by free radicals. Uses: 4-hexylresorcinol could be commonly used as antioxidant, vermifuge and food additives. Synonyms: 4-Hexyl-1,3-benzenediol; Resorcinol, 4-hexyl-; 1,3-Dihydroxy-4-hexylbenzene; 1-(2',4'-Dihydroxyphenyl)hexane; 4-(1-Hexyl)resorcinol; 4-Hexyl-1,3-dihydroxybenzene; 4-Hexylresorcine; 4-n-Hexylresorcinol; Adrover; Antascarin; Ascaricid; Ascarinol; Ascaryl; Caprokol; Crystoids; Cystoids Anthelmintic; EverFresh; Gelovermin; Hexylresorcinol; Hidesol; KOM 14; Mycoderm; NSC 1570; Oxana; p-Hexylresorcinol; Prensol; S.T. 37; Sucrets; Synovea HR; Worm-Agen. Grade: >95%. CAS No. 136-77-6. Molecular formula: C12H18O2. Mole weight: 194.27. | |
| 4H-Furo[2,3-c]pyranyl Mupirocin Sodium Impurity | 4H-Furo[2,3-c]pyranyl Mupirocin Sodium Impurity is an impurity of Mupirocin, which is a carboxylic acid bacteriostatic/bactericidal antibiotic. Uses: Mupirocin (m794000) impurity. the rearrangement isomer of mupirocin is prepared using an enzyme-catalyzed, selective deesterification. Synonyms: [2R-[2α(1S*,2S*,3S*),3aβ,6α(E),7β,7aα]]-9-[[4-[2-(1,3-Dihydroxy-2-methylbutyl)hexahydro-7-hydroxy-4H-furo[3,2-c]pyran-6-yl]-3-methyl-1-oxo-2-butenyl]oxy]nonanoic Acid Monosodium Salt. CAS No. 116182-43-5. Molecular formula: C26H43NaO9. Mole weight: 522.60. | |
| 4H-Furo[3,2-b]pyrrole-5-carboxylic acid | 4H-Furo[3,2-b]pyrrole-5-carboxylic acid is a potent and orally active DAAO (DAO) inhibitor. Synonyms: SUN; 5-Carboxyfuro[3,2-b]pyrrole; sun. Grade: ≥95%. CAS No. 67268-37-5. Molecular formula: C7H5NO3. Mole weight: 151.12. | |
| 4H-Furo[3,2-c]pyranyl Mupirocin Methyl Ester | 4H-Furo[3,2-c]pyranyl Mupirocin Methyl Ester is an impurity of Mupirocin, which is a carboxylic acid bacteriostatic/bactericidal antibiotic. Synonyms: [2R-[2α(1S*,2S*,3S*),3aβ,6α(E),7β,7aα]]-9-[[4-[2-(1,3-Dihydroxy-2-methylbutyl)hexahydro-7-hydroxy-4H-furo[3,2-c]pyran-6-yl]-3-methyl-1-oxo-2-butenyl]oxy]nonanoic Acid Methyl Ester. Molecular formula: C27H46O9. Mole weight: 514.65. | |
| 4H-Pyrano[3,4-d]oxazole-6-carboxylic acid, hexahydro-2-oxo-6-(phenylthio)-4-[(1R,2R)-1,2,3-trihydroxypropyl]-, methyl ester | 4H-Pyrano[3,4-d]oxazole-6-carboxylic acid, hexahydro-2-oxo-6-(phenylthio)-4-[(1R,2R)-1,2,3-trihydroxypropyl]-, methyl ester. CAS No. 1635417-96-7. Molecular formula: C17H21NO8S. Mole weight: 399.42. | |
| 4-Hydrazinobenzoic Acid | 4-Hydrazinobenzoic Acid can be used for the synthesis of Deferasirox, which is an orally active tridentate iron chelator used to treat chronic iron overload in patients receiving long term blood transfusions. Synonyms: (4-Carboxyphenyl)hydrazine; (p-Carboxyphenyl)hydrazine; NSC 3813; p-Hydrazinobenzoic Acid; 4-Hydrazinylbenzoic Acid. Grade: 95%. CAS No. 619-67-0. Molecular formula: C7H8N2O2. Mole weight: 152.15. | |
| 4-Hydrazinyl-1-Phthalazinamine | 4-Hydrazinyl-1-Phthalazinamine is a derivative of Dihydralazine. Synonyms: 4-Amino-1(2H)-phthalazinonehydrazone. Grade: > 95%. CAS No. 649765-80-0. Molecular formula: C8H9N5. Mole weight: 175.19. | |
| 4-Hydroxy-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-2(1H)-pyridinone | 4-Hydroxy-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-2(1H)-pyridinone is a protected intermediate in the synthesis of 3-Deazauridine, a structural analog of uridine shown to inhibit the biosynthesis of Cytidine-5'-Triphosphate by competitive inhibition of Cytidine Triphosphate synthetase which is considered to be the primary mode of action of this nucleoside analog. Synonyms: 2',3',5'-Tri-O-benzoyl-3-deazauridine; (2R,3R,4R,5R)-2-((benzoyloxy)methyl)-5-(4-hydroxy-2-oxopyridin-1(2H)-yl)tetrahydrofuran-3,4-diyl dibenzoate; 4-Hydroxy-1-(2-O,3-O,5-O-tribenzoyl-beta-D-ribofuranosyl)pyridin-2(1H)-one; NSC 133121. Grade: ≥95%. CAS No. 23220-74-8. Molecular formula: C31H25NO9. Mole weight: 555.53. | |
| 4-Hydroxy-13-cis-retinoic Acid | 4-Hydroxy-13-cis-retinoic Acid is a metabolite of 13-cis-Retinoic Acid commonly used for the treatment of severe acne. Synonyms: 4-Hydroxyisotretinoin; Isotretinoin EP Impurity I. CAS No. 75281-25-3. Molecular formula: C20H28O3. Mole weight: 316.44. | |
| 4'-Hydroxy-2'-methylacetophenone | 4'-Hydroxy-2'-methylacetophenone has been used in the preparation of morpholine ketone analogs as potent histamine H3 receptor inverse agonists with wake activity. 4'-Hydroxy-2'-methylacetophenone has ciliate toxicity. 4'-Hydroxy-2'-methylacetophenone inhibits the growth of T. pyriformis, with an IC50 of 0.65 mM. Synonyms: 1-(4-hydroxy-2-methylphenyl)ethanone; Ethanone, 1-(4-hydroxy-2-methylphenyl)-; NSC 63364. Grade: 95 %. CAS No. 875-59-2. Molecular formula: C9H10O2. Mole weight: 150.17. | |
| 4-Hydroxy-2-methylbenzenesulfonic acid | An impurity of Policresulen, a topical hemostatic and antiseptic agent. Synonyms: Policresulen Impurity 2; 4-Hydroxy-o-toluenesulfonic acid; 2-Methyl-4-hydroxybenzenesulphonic acid; m-Cresol-4-sulfonic acid. Grade: ≥95%. CAS No. 7134-5-6. Molecular formula: C7H8O4S. Mole weight: 188.20. | |
| 4-Hydroxy-2-methylbenzenesulfonic acid ammonium | 4-Hydroxy-2-methylbenzenesulfonic acid ammonium is an impurity of Policresulen, a topical hemostatic and antiseptic agent. Synonyms: 4-Hydroxy-2-methylbenzenesulfonic acid ammoniate (1:1); Benzenesulfonic acid, 4-hydroxy-2-methyl-, ammonium salt (1:1). Grade: ≥95%. Molecular formula: C7H11NO4S. Mole weight: 205.23. | |
| 4-Hydroxy-2-methylphenylboronic Acid | One of the impurities of Tavaborole, which is effective against lots of fungi. Synonyms: (4-hydroxy-2-methylphenyl)boronic acid; (4-hydroxy-2-methylphenyl)boronic acid. Grade: 98 %. CAS No. 493035-82-8. Molecular formula: C7H9O3B. Mole weight: 151.96. | |
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