A directory of where to buy chemicals in the USA, including: distributors, industrial manufacturers, bulk supplies and wholesalers of raw ingredients & finished goods.
4-(Cyclopropylmethoxy)-3-(difluoromethoxy) Roflumilast is a positional isomeric impurity of Roflumilast. Group: Biochemicals. Alternative Names: 4- (Cyclopropylmethoxy) -N- (3, 5-dichloro-4-pyridinyl) -3- (difluoromethoxy) benzamide. Grades: Highly Purified. CAS No. 162401-43-6. Pack Sizes: 10mg. US Biological Life Sciences.
The enzyme from Escherichia coli requires Mg2+ or Mn2+. Forms part of an alternative nonmevalonate pathway for terpenoid biosynthesis (for diagram, click here). Group: Enzymes. Synonyms: CDP-ME kinase. Enzyme Commission Number: EC 2.7.1.148. CAS No. 263016-77-9. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-2978; 4-(cytidine 5'-diphospho)-2-C-methyl-D-erythritol kinase; EC 2.7.1.148; 263016-77-9; CDP-ME kinase. Cat No: EXWM-2978.
4-DAMP
4-DAMP is a potent and selective antagonist of the M3 cholinergic receptor. [3H]-4-DAMP selectively labels M1 and M3 receptors. Blockade of mAChR M2 leads to a decrease of blood pressure in dose manner in spotaneously hypertensive rats. Synonyms: 1,1-Dimethyl-4-diphenylacetoxypiperidinium iodide; 4-Damp methiodide; 4-Diphenylacetoxy-N-methylpiperidine methiodide; 4-DAMP iodide. Grades: ≥99% by HPLC. CAS No. 1952-15-4. Molecular formula: C21H26INO2. Mole weight: 451.33.
4-DAMP
4-DAMP is a potent antagonist of the muscarinic M3 receptor (pKi = 9.3). It is routinely used to study the regulation and functions of the M3 receptor. 4-DAMP also has a high affinity for the closely-related M5 receptor (pKi = 8.9). Group: Biochemicals. Alternative Names: 4-[(2,2-Diphenylacetyl)oxy]-1,1-dimethylpiperidinium Iodide (1:1); 4-[(Diphenylacetyl)oxy]-1,1-dimethyl-Piperidinium Iodide (9CI); 4-Hydroxy-1,1-dimethyl-piperidinium Iodide Diphenylacetate; 4-Benziloyloxy-N-methylpiperidine Methiodide; 4-DAMP; 4-DAMP Methiodide; 4-Diphenylacetoxy-N-methylpiperidine Methiodide; 4-Diphenylacetyloxy-N-methylpiperidine Methiodide; N, N-Dimethyl-4- (diphenylacetoxy) piperidinium Iodide. Grades: Highly Purified. CAS No. 1952-15-4. Pack Sizes: 25mg, 50mg, 100mg. Molecular Formula: C21H26INO2, Molecular Weight: 451.34. US Biological Life Sciences.
Worldwide
4-DAMP
4-DAMP (4-DAMP methiodide) is a potent and selective antagonist of M3 receptors and also has a high affinity for the closely-related M5 receptors. 4-DAMP combined with 5-Fluorouracil (5-Fu) (HY-90006) could significantly reduce the cell viability and enhance apoptosis in MKN45 and BGC823 gastric cancer cells. 4-DAMP inhibits lipopolysaccharide (LPS)- and tobacco-induced pulmonary inflammation and reduces mucin 5AC (MUC5AC), oligomeric mucus/gel-forming secretion [1] [2] [3]. Uses: Scientific research. Group: Signaling pathways. Alternative Names: 4-DAMP methiodide. CAS No. 1952-15-4. Pack Sizes: 10 mM * 1 mL; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-100958.
4-dCTP (Biotin)
Biotin-labeled Nucleotides are used for non-fluorescent labeling of nucleic acids in purification and detection applications. Group: Biochemicals. Alternative Names: 5-Propargylamino-2-deoxy-cytidine-5-triphosphate (Biotin), Triethylammonium Salt. Grades: Highly Purified. Pack Sizes: 200ul. US Biological Life Sciences.
Worldwide
4-Deacetyl-4-propionyl Cabazitaxel
4-Deacetyl-4-propionyl Cabazitaxel is an impurity of Cabazitaxel, which is a microtubule inhibitor for the treatment of hormone-refractory prostate cancer. Synonyms: (2α, 5β, 7β, 10β, 13α)-1-Hydroxy-13-{[(2R, 3S)-2-hydroxy-3-({[(2-methyl-2-propanyl)oxy]carbonyl}amino)-3-phenylpropanoyl]oxy}-7, 10-dimethoxy-9-oxo-4-(propionyloxy)-5, 20-epoxytax-11-en-2-yl benzoate; Benzenepropanoic acid, β-[[(1,1-dimethylethoxy)carbonyl]amino]-α-hydroxy-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-11-hydroxy-4,6-dimethoxy-4a,8,13,13-tetramethyl-5-oxo-12b-(1-oxopropoxy)-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, (αR,βS)-. Molecular formula: C46H59NO14. Mole weight: 849.96.
4'-Dec-9-enyloxy-biphenyl-4-carbonitrile
Other Crystal Monomers. Alternative Names: 4-{4'-(9-decenyloxy)phenyl}benzonitrile. CAS No. 129281-14-7. Molecular formula: C23H27NO. Mole weight: 333.47. Purity: 98%+. Catalog: ACM129281147.
4-Dechloro-4-hydroxy Diclazuril is an impurity of Diclazuril (D436200), a nucleotide analog with broad-spectrum anticoccidial activity. Group: Biochemicals. Alternative Names: 2, 6-Dichloro-4- (4, 5-dihydro-3, 5-dioxo-1, 2, 4-triazin-2 (3H) -yl) -α - (4-hydroxyphenyl) benzeneacetonitrile. Grades: Highly Purified. CAS No. 112206-71-0. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
4-Dechloro-4-hydroxy Diclazuril
4-Dechloro-4-hydroxy Diclazuril. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2, 6-Dichloro-4-(4, 5-dihydro-3, 5-dioxo-1, 2, 4-triazin-2(3H)-yl)-α-(4-hydroxyphenyl)-benzeneacetonitrile, Benzeneacetonitrile, 2,6-dichloro-4-(4,5-dihydro-3,5-dioxo-1,2,4-triazin-2(3H)-yl)-α-(4-hydroxyphenyl)-. CAS No. 112206-71-0. IUPAC Name: 2-[2,6-dichloro-4-(3,5-dioxo-1,2,4-triazin-2-yl)phenyl]-2-(4-hydroxyphenyl)acetonitrile. Molecular Formula: C17H10Cl2N4O3. Mole Weight: 389.19. Catalog: APS112206710. SMILES: Oc1ccc (cc1)C (C#N)c2c (Cl)cc (cc2Cl)N3N=CC (=O)NC3=O. Format: Neat.
4-Dechloro-4-hydroxy Diclazuril Methyl Ester
4-Dechloro-4-hydroxy Diclazuril Methyl Ester. Group: Biochemicals. Alternative Names: 2,6-Dichloro-4-(4,5-dihydro-3,5-dioxo-1,2,4-triazin-2(3H)-yl)-α-(4-methoxyphenyl)-benzeneacetonitrile. Grades: Highly Purified. CAS No. 1101258-51-8. Pack Sizes: 5mg. US Biological Life Sciences.
4-Dechloro-4-hydroxy Methyl Ester Diclazuril 6-Carboxylic Acid is an impurity of Diclazuril (D436200), a nucleotide analog with broad-spectrum anticoccidial activity. Coccidiostat. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences.
Worldwide
4-Dechlorothiomelin
4-Dechlorothiomelin is a xanthone compound obtained from Lichen Rinodina thiomela. Synonyms: 9H-Xanthen-9-one, 2-chloro-1,8-dihydroxy-5-methoxy-6-methyl-; ACMC-20mix1. CAS No. 113734-84-2. Molecular formula: C15H11ClO5. Mole weight: 306.7.
4-Decyn-1-ol is an intermediate in the synthesis of (Z)-4-decenyl acetate, sex pheromone of Batrachedra amydraula (Lesser date moth). Group: Pheromone ingredients. Alternative Names: 4-Decynol - Dec-4-yn-1-ol - 4-Decyne-1-ol - 1-Pentyl-2-(3-hydroxypropyl)acetylene. CAS No. 69222-06-6. Molecular formula: C10H18O. Mole weight: 154.25. Appearance: Clear, colourless to pale yellow liquid. Purity: 95.0% minimum. Catalog: ACM69222066.
4-[(Dedimethylamino)methyl-2-Bromomethyl-Arbidol
4-[(Dedimethylamino)methyl-2-Bromomethyl-Arbidol is an impurity of Arbidol, a medicinal agent for treating viral infections. Synonyms: 6-Bromo-2-(bromomethyl)-5-hydroxy-1-methyl-ethyl ester-1H-indole-3-carboxylic acid. CAS No. 149246-36-6. Molecular formula: C13H13Br2NO3. Mole weight: 391.05.
4-Defluoro-4-hydroxy gefitinib. Group: Biochemicals. Alternative Names: 2-Chloro-4- [ [7-methoxy-6- [3- (4-morpholinyl) propoxy] -4-quinazolinyl] amino] phenol. Grades: Highly Purified. CAS No. 847949-50-2. Pack Sizes: 10mg, 25mg, 50mg, 100mg. Molecular Formula: C22H25ClN4O4. US Biological Life Sciences.
Worldwide
4-Defluoro-4-hydroxy Gefitinib
4-Defluoro-4-hydroxy Gefitinib is a metabolite of Gefitinib. Synonyms: 2-Chloro-4-[[7-methoxy-6-[3-(4-morpholinyl)propoxy]-4-quinazolinyl]amino]phenol; Phenol, 2-chloro-4-[[7-Methoxy-6-[3-(4-Morpholinyl)propoxy]-4-quinazolinyl]aMino]-; 2-Chloro-4-[[7-Methoxy-6-[3-(4-Morpholinyl)propoxy]-4-quinazolinyl]aMino]phenol; Gefitinib iM. Grades: > 95%. CAS No. 847949-50-2. Molecular formula: C22H25ClN4O4. Mole weight: 444.92.
4-Defluoro Raltegravir
An impurity of Raltegravir. Raltegravir is an integrase inhibitor as an antiretroviral drug. It can be used for the treatment of HIV infection. Synonyms: 1,6-Dihydro-5-hydroxy-1-methyl-2-[1-methyl-1-[[(5-methyl-1,3,4-oxadiazol-2-yl)carbonyl]amino]ethyl]-6-oxo-N-(phenylmethyl)-4-pyrimidinecarboxamide. Grades: > 95%. CAS No. 1193687-87-4. Molecular formula: C20H22N6O5. Mole weight: 426.44.
4''-Dehydrorhodomycin Y
4''-Dehydrorhodomycin Y is an onion ring antibiotic produced by Streptomyces galilaeus MA144-M1t mutant strain KE303. It has anti-tumor and gram-positive bacteria activity. Synonyms: gamma-Rhodomycin RDC; gamma-Rmn-A; 5,12-Naphthacenedione, 7,8,9,10-tetrahydro-8-ethyl-1,6,8,11-tetrahydroxy-7-((2,3,6-trideoxy-4-O-(2,6-dideoxy-4-O-((2R-trans)-tetrahydro-6-methyl-5-oxo-2H-pyran-2-yl)-alpha-L-lyxo-hexopyranosyl)-3-(dimethylamino)-alpha-L-lyxo-hexopyranosyl)oxy)-, (7R-trans)-. CAS No. 76264-96-5. Molecular formula: C40H51NO14. Mole weight: 769.83.
4-Dehydroxy-3-dehydro-pitavastatin-d5 Lactone
A labeled metabolite of Pitavastatin in humans and monkeys. Group: Biochemicals. Alternative Names: (6S) -6- [ (1E) -2- [2-Cyclopropyl-d5-4- (4-fluorophenyl) -3-quinolinyl] ethenyl] tetrahydro-2H-pyran-2-one. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
4-Dehydroxy-4-dimethylphenylsilyl Entecavir
4-Dehydroxy-4-dimethylphenylsilyl Entecavir is an impurity of Entecavir. Synonyms: 2-Amino-9-[(1S,3R,4S)-4-(dimethylphenylsilyl)-3-(hydroxymethyl)-2-methylenecyclopentyl]-1,9-dihydro-6H-purin-6-one. CAS No. 701278-07-1. Molecular formula: C20H25N5O2Si. Mole weight: 395.53.
4-Dehydroxy-5-hydroxy Ritonavir
4-Dehydroxy-5-Hydroxy Ritonavir is an impurity of the selective HIV protease inhibitor Ritonavir. Group: Biochemicals. Alternative Names: (3S,5S,6S,9S)-5-Hydroxy-12-methyl-9-(1-methylethyl)-13-[2-(1-methylethyl)-4-thiazolyl]-8,11-dioxo-3,6-bis(phenylmethyl)-2,7,10,12-tetraazatridecanoic Acid 5-Thiazolylmethyl Ester; Ritonavir Impurity I;(5S,8S,9S,11S)-9-Hydroxy-2-methyl-5-(1-methylethyl)-1-[2-(1-methylethyl)-4-thiazolyl]-3,6-dioxo-8,11-bis(phenylmethyl)-2,4,7,12-tetraazatridecan-13-oic Acid 5-Thiazolylmethyl Ester. Grades: Highly Purified. CAS No. 202816-62-4. Pack Sizes: 25mg. US Biological Life Sciences.
A metabolite Daunorubicin. Group: Biochemicals. Alternative Names: (8S,10S)-8-Acetyl-7,8,9,10-tetrahydro-1,6,8,10,11-pentahydroxy-5,12-naphthacenedione; (+)-Carminomycinone; 4-Demethoxy-4-hydroxydaunomycinone; 4-O-Demethyldaunomycinone; Carminomycinone. Grades: Highly Purified. CAS No. 52744-22-6. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
4-Demethyl Daunomycinone
4-Demethyl Daunomycinone. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (8S,10S)-8-acetyl-1,6,8,10,11-pentahydroxy-7,8,9,10-tetrahydrotetracene-5,12-dione. CAS No. 52744-22-6. Molecular Formula: C20H16O8. Mole Weight: 384.34. Catalog: APB52744226.
4-Demethyl Daunorubicin HCl
4-Demethyl Daunorubicin HCl. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 50935-04-1 (free base); (8S,10S)-8-acetyl-10-(((2R,4S,5S,6S)-4-amino-5-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-1,6,8,11-tetrahydroxy-7,8,9,10-tetrahydrotetracene-5,12-dione hydrochloride. CAS No. 52794-97-5. Molecular Formula: C26H27NO10·HCl. Mole Weight: 549.96. Catalog: APB52794975.
4-Demethyldeoxypodophyllotoxin is an aryltetralin lignan that can be found in Podophyllum peltatum [1]. Uses: Scientific research. Group: Natural products. CAS No. 3590-93-0. Pack Sizes: 1 mg; 5 mg; 10 mg. Product ID: HY-N10829.
4'-De methyl desoxypodophyllotoxin
4'-De methyl desoxypodophyllotoxin. Group: Biochemicals. Alternative Names: [5R-(5α,5a β, 8aα)]-5, 8, 8a, 9-Tetrahydro-5-(4-hydroxy-3, 5-dimethoxyphenyl)-furo[3', 4':6, 7]naphtho[2, 3-d]-1, 3-dioxol-6(5aH)-one; Podophyllotoxin, 4'-O-demethyl-4-deoxy-(7CI,8CI); 4-De methyl deoxypodophyllotoxin; 4'-De methyl deoxypodophyllotoxin; A 80198; DDPT. Grades: Highly Purified. CAS No. 3590-93-0. Pack Sizes: 50mg. Molecular Formula: C22H22O7, Molecular Weight: 398.41. US Biological Life Sciences.
Worldwide
4-Demethylepipodophyllotoxin
4-Demethylepipodophyllotoxin - Product ID: NST-10-86. Category: Polyphenols. Purity: 98%. Test method: HPLC. CAS No. 6559-91-7. Pack Sizes: 5g, 10g, 25g, 50g. Appearance: White Powder. Molecular formula: C21H20O8. Mole weight: 400.38. Storage: +2 +8 °C.
4'-Demethylepipodophyllotoxin
4'-Demethylepipodophyllotoxin (4'-DMEP) is an intermediate compound that inhibits microtubule assembly. Uses: Scientific research. Group: Natural products. Alternative Names: 4'-O-demethylepipodophyllotoxin; 4'-DMEP. CAS No. 6559-91-7. Pack Sizes: 500 mg; 1 g. Product ID: HY-17435.