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Entecavir Impurity 1
Cas No. 142217-78-5.
Entecavir Impurity 2
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: (2R,3S,5S)-3-(Benzyloxy)-5-[2-[[(4-methoxyphenyl)diphenylmethyl]amino]-6-(benzyloxy)-9H-purin-9-yl]-2-(benzyloxymethyl)cyclopentanone. Grades: > 95%. CAS No. 142217-79-6. Molecular formula: C52H47N5O5. Mole weight: 821.98.
Entecavir Impurity 3
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: 6-(Benzyloxy)-9-((1S,3R,3S)-4-(benzyloxy)-3-(benzyloxymethyl)-2-methylenecyclopentyl)-N-((4-methoxyphenyl)diphenylmethyl)-9H-purin-2-amine. Grades: > 95%. CAS No. 142217-80-9. Molecular formula: C53H49N5O4. Mole weight: 820.01.
Entecavir Impurity 4
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: 6-(benzyloxy)-9-((1R,3R,4S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-9H-purin-2-amine. Grades: > 95%. Molecular formula: C33H33N5O3. Mole weight: 547.66.
Entecavir Impurity 5
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: methoxy-(p-methoxytriphenyl)methane; 4.α-Dimethoxy-tritan; methoxy-(4-methoxy-phenyl)-diphenyl-methane; Methoxy-(4-methoxy-phenyl)-diphenyl-methan; Methyl-(4-methoxy-trityl)-aether. Grades: > 95%. CAS No. 84868-56-4. Molecular formula: C21H20O2. Mole weight: 304.39.
Entecavir Impurity A
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: 2-amino-9-((3aS,4R,6S,6aR)-3a,6-dihydroxyhexahydro-1H-cyclopenta[c]furan-4-yl)-3H-purin-6(9H)-one. Grades: > 95%. CAS No. 1984788-96-6. Molecular formula: C12H15N5O4. Mole weight: 293.28.
Entecavir Impurity E
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: 2-amino-9-((1R,3R,4S)-3-(hydroxymethyl)-2-methylene-4-((trimethylsilyl)oxy)cyclopentyl)-3H-purin-6(9H)-one. Grades: > 95%. Molecular formula: C14H21N5O4Si. Mole weight: 351.44.
Entecavir Impurity ET-2
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: 2-amino-9-((1R,3R,4R)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl)-3H-purin-6(9H)-one. Grades: > 95%. Molecular formula: C12H15N5O3. Mole weight: 277.29.
Entecavir Related Compound A
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 impurity F; 2-Amino-9-[(1S,3R,4S)-4-(dimethylphenylsilyl)-2-methylene-3-[(phenylmethoxy)methyl]cyclopentyl]-1,9-dihydro-6H-purin-6-one. Grades: > 95%. CAS No. 649761-24-0. Molecular formula: C27H31N5O2Si. Mole weight: 485.67.
ent-Kaurenol
Ent-Kaurenol is a derivative of ent-Kaurane. Ent-Kaurane is an anti-inflammatory found in plants that inhibits various human neutrophil functions. Synonyms: Kaur-16-en-18-ol; Kaurenol; ent-Kaur-16-en-19-ol; (4α)-Kaur-16-en-18-ol; (-)-Kaur-16-en-18-ol; (-)-Kauren-19-ol. CAS No. 2300-11-0. Molecular formula: C20H32O. Mole weight: 288.47.
ent-Paroxetine Hydrochloride
An impurity of Paroxetine which is an oral antidepressant formally approved in the United States. Synonyms: (3R-trans)-3-[(1,3-Benzodioxol-5-yloxy)methyl]-4-(4-fluorophenyl)piperidine Hydrochloride; (3R,4S)-3-[(1,3-Benzodioxol-5-yloxy)methyl]-4-(4-fluorophenyl)piperidine Hydrochloride; USP Paroxetine Related Compound C; Paroxetine EP Impurity D. Grades: > 95%. CAS No. 130855-30-0. Molecular formula: C19H20FNO3.HCl. Mole weight: 365.83.
ent-Paroxol
Paroxol can be used to synthesis Paroxetine. Synonyms: (3R,4S)-4-(4-Fluorophenyl)-1-methyl-3-piperidinemethanol; (+)-Paroxol; (+)-trans-4-(4'-Fluorophenyl)-3-hydroxymethyl-1-methylpiperidine; (3R,4S)-4-(4-Fluorophenyl)-3-hydroxymethyl-1-methylpiperidine. Grades: > 95%. CAS No. 389573-45-9. Molecular formula: C13H18FNO. Mole weight: 223.29.
ent-Rosuvastatin tert-Butyl Ester
An impurity of Rosuvastatin.Rosuvastatin is an antilipemic agent that competitively inhibits hydroxymethylglutaryl-coenzyme A (HMG-CoA) reductase. Synonyms: (3S,5R,6E)-7-[4-(4-Fluorophenyl)-6-(1-methylethyl)-2-[methyl(methylsulfonyl)amino]-5-pyrimidinyl]-3,5-dihydroxy-6-heptenoic Acid tert-Butyl Ester. Grades: > 95%. CAS No. 615263-60-0. Molecular formula: C26H36FN3O6S. Mole weight: 537.66.
ent-Rotigotine
ent-Rotigotine is a non-ergot dopamine agonist drug used to treat Parkinson's disease. Synonyms: 1-Naphthalenol, 5,6,7,8-tetrahydro-6-[propyl[2-(2-thienyl)ethyl]amino]-, (6R)-; (6R)-5,6,7,8-Tetrahydro-6-[propyl[2-(2-thienyl)ethyl]amino]-1-naphthalenol; 1-Naphthalenol, 5,6,7,8-tetrahydro-6-[propyl[2-(2-thienyl)ethyl]amino]-, (R)-; (+)-N 0437; N 0924; (R)-6-(propyl(2-(thiophen-2-yl)ethyl)amino)-5,6,7,8-tetrahydronaphthalen-1-ol; (+)-Rotigotine; (R)-Rotigotine. Grades: ≥95%. CAS No. 112835-48-0. Molecular formula: C19H25NOS. Mole weight: 315.47.
Enzalutamide Impurity 1
An impurity of Enzalutamide. Enzalutamide is an androgen-receptor (AR) antagonist in LNCaP cells. Synonyms: 4-[3-[4-cyano-3-(trifluoromethyl)phenyl]-5,5-dimethyl-4-oxo-2-sulfanylideneimidazolidin-1-yl]-2-fluoro-N,N-dimethylbenzamide. Grades: > 95%. Molecular formula: C22H18F4N4O2S. Mole weight: 478.47.
Enzalutamide Impurity 2
An impurity of Enzalutamide. Enzalutamide is an androgen-receptor (AR) antagonist in LNCaP cells. Synonyms: 3-Fluoro-4-methylphenylisothiocyanate. Grades: > 95%. CAS No. 143782-23-4. Molecular formula: C9H3F3N2S. Mole weight: 228.20.
Enzalutamide Impurity B
An impurity of Enzalutamide. Enzalutamide is an androgen-receptor (AR) antagonist in LNCaP cells. Synonyms: 4-BroMo-2-fluoro-N-MethylbenzaMide. Grades: > 95%. CAS No. 749927-69-3. Molecular formula: C8H7BrFNO. Mole weight: 232.05.
Enzalutamide Impurity C
An impurity of Enzalutamide. Enzalutamide is an androgen-receptor (AR) antagonist in LNCaP cells. Synonyms: Methyl 4-broMo-2-fluorobenzoate. Grades: > 95%. CAS No. 179232-29-2. Molecular formula: C8H6BrFO2. Mole weight: 233.04.
Epi-(26R) Vancomycin B
Epi-(26R) Vancomycin B is the monohydrochloride of Vancomycin. Vancomycin is a glycopeptide antibiotic for the treatment of gram-positive bacteria. Vancomycin exhibits an antibacterial effect by inhibiting bacterial cell wall synthesis. Uses: Anti-bacterial agents. Synonyms: Vancomycin Monohydrochloride; Lyphocin Monohydrochloride; Meek Monohydrochloride; Vancocin Monohydrochloride; Vancocine Monohydrochloride; Vancocyn Monohydrochloride; Vancor Monohydrochloride. CAS No. 197638-25-8. Molecular formula: C66H75Cl2N9O24 HCl. Mole weight: 1485.71.
epi-Milbemycin A4
Synonyms: DTXSID10860632; (2S,6R,25R)-5-O-Demethyl-28-deoxy-6,28-epoxy-25-ethyl-milbemycin B. CAS No. 160081-46-9. Molecular formula: C32H46O7. Mole weight: 542.70.
Epiphorellic acid 1
Epiphorellic acid 1 is a diaryl ether originally isolated from the lichen Cornicularia epiphorella. Synonyms: 5-[5-Hydroxy-2-(methoxycarbonyl)-3-pentylphenoxy]-4-methoxy-6-pentylsalicylic acid. Grades: 96%. CAS No. 101910-69-4. Molecular formula: C26H34O8. Mole weight: 474.54.
Epiphorellic acid 2
Epiphorellic acid 2 is a diaryl ether originally isolated from the lichen Cornicularia epiphorella. CAS No. 101910-68-3. Molecular formula: C26H32O9. Mole weight: 488.53.
Epoxy Acetonide
Cas No. 39672-75-8.
Ergocalciferol EP Impurity F
Ergocalciferol EP Impurity F is an impurity of vitamin D2, which is commonly used for the prevention and treatment of vitamin D deficiency and associated disease, and also used for hypoparathyroidism. Molecular formula: C28H42O. Mole weight: 394.65.
Ergocalciferol Glucuronide
One of the derivatives of Vitamin D2, which has been found to be effective as an antirachitic agent. Molecular formula: C34H52O7. Mole weight: 572.79.
Ergocalciferol Impurity 2
Ergocalciferol Impurity 2 is an impurity of vitamin D2, which is commonly used for the prevention and treatment of vitamin D deficiency and associated disease, and also used for hypoparathyroidism. Molecular formula: C28H42O. Mole weight: 394.65.
Ergocalciferol Sulfate
One of the derivatives of Vitamin D2, which has been found to be effective as an antirachitic agent. Synonyms: (3β,5Z,7E,22E)-9,10-Secoergosta-5,7,10(19),22-tetraen-3-ol Hydrogen Sulfate; Ergocalciferol Hydrogen Sulfate; Vitamin D2 3β-Sulfate; Vitamin D2 Sulfate. Molecular formula: C28H44O4S. Mole weight: 476.72.
Eslicarbazepine Acetate
Eslicarbazepine acetate is a promising antiepileptic drug structurally related to Carbamazepine, which is used in treatment of pain associated with trigeminal neuralgia. Uses: Anticonvulsants. Synonyms: (10S)-10-(Acetyloxy)-10,11-dihydro-5H-dibenz[b,f]azepine-5-carboxamide; (S)-(-)-10-Acetoxy-10,11-dihydro-5H-dibenz[b,f]azepine-5-carboxamide; BIA 2-093; Sep 0002093. Grades: 98%. CAS No. 236395-14-5. Molecular formula: C17H16N2O3. Mole weight: 296.32.
Esomeprazole Impurity
An impurity of Esomeprazole, which is a gastric proton-pump inhibitor. Synonyms: 2-(((6-methoxy-1H-benzo[d]imidazol-2-yl)sulfinyl)methyl)-3,5-dimethylpyridin-4(1H)-one. Grades: > 95%. Molecular formula: C16H17N3O3S. Mole weight: 331.4.
Esomeprazole Impurity 1
An impurity of Esomeprazole, which is a gastric proton-pump inhibitor. Synonyms: 4-(3-(mercaptomethyl)-6-methoxy-3H-indol-2-yl)-2,6-dimethylphenol. Grades: > 95%. Molecular formula: C16H15N3O2S. Mole weight: 313.38.
Esomeprazole Impurity 2
An impurity of Esomeprazole, which is a gastric proton-pump inhibitor. Synonyms: 3-chloro-5-(((5-methoxy-1H-benzo[d]imidazol-2-yl)sulfinyl)methyl)-2,4-dimethylpyridine 1-oxide. Grades: > 95%. Molecular formula: C16H16ClN3O3S. Mole weight: 365.84.
Esomeprazole Impurity 3
An impurity of Esomeprazole, which is a gastric proton-pump inhibitor. Synonyms: N-(4-Methoxy-3,5-dimethyl-2-pyridinyl)methyl Omeprazole. Grades: > 95%. CAS No. 1346599-85-6. Molecular formula: C26H30N4O4S. Mole weight: 494.62.
Esomeprazole Impurity 4
An impurity of Esomeprazole, which is a gastric proton-pump inhibitor. Synonyms: 5-Methoxy-1, 3-Dihydro-benzoimidazol-2-One. Grades: > 95%. CAS No. 2080-75-3. Molecular formula: C8H8N2O2. Mole weight: 164.17.
Esomeprazole Impurity 5
An impurity of Esomeprazole, which is a gastric proton-pump inhibitor. Synonyms: 2-(((5-methoxy-1H-benzo[d]imidazol-2-yl)sulfinyl)methyl)-3,5-dimethylpyridin-4(1H)-one. Grades: > 95%. Molecular formula: C16H17N3O3S. Mole weight: 331.4.
Esomeprazole Magnesium
Esomeprazole, the (S)-enantiomer of omeprazole , is a selective inhibitor of the gastric H+/K+ ATPase. Synonyms: (T-4)-Bis[5-methoxy-2-[(S)-[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazolato]magnesium. Grades: >98%. CAS No. 161973-10-0. Molecular formula: C34H36MgN6O6S2. Mole weight: 713.12.
Esomeprazole Sodium Impurity 1
An impurity of Esomeprazole, which is a gastric proton-pump inhibitor. Synonyms: 5-methoxy-2-(((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)sulfinyl)-1-methyl-1H-benzo[d]imidazole. Grades: > 95%. Molecular formula: C18H21N3O3S. Mole weight: 359.45.
Esomeprazole Sodium Impurity 2
An impurity of Esomeprazole, which is a gastric proton-pump inhibitor. Synonyms: 6-methoxy-2-(((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)sulfinyl)-1-methyl-1H-benzo[d]imidazole. Grades: > 95%. Molecular formula: C18H21N3O3S. Mole weight: 359.45.
Esomeprazole Sodium Salt
Cas No. 161796-78-7.
Eszopiclone Impurity B
Cas No. 43200-81-3.
Eszopiclone Impurity C
One of the active stereoizomer imputies of Zopiclone, which is a GABAA receptor agonist and could be used as a sedative as well as hypnotic agent. Synonyms: 6-(5-Chloro-2-pyridinyl)-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazin-5-one; Eszopiclone Impurity C; RP 48497. CAS No. 148891-53-6. Molecular formula: C11H7ClN4O. Mole weight: 246.66.
Ethericin B
Ethericin B was originally isolated from fermentations of Aspergillus funiculosus Tü 680. Synonyms: 4-Carbethoxy-5,5'-dihydroxy-3,3'-dimethyldiphenyl ether; 4-Carbethoxydiorcinal. CAS No. 74605-28-0. Molecular formula: C17H18O5. Mole weight: 302.32.
Ethyl 3-(((Benzyloxy)carbonyl)amino)-4-(2,4,5-trifluorophenyl)butanoate is an impurity of Sitagliptin. Sitagliptin is a dipeptidyl peptidase-4 (DPP-4) inhibitor for treatment of diabetes mellitus type 2. Molecular formula: C20H20F3NO4. Mole weight: 395.37.
An impurity of Venlafaxine. Venlafaxine is a serotonin-norepinephrine reuptake inhibitor (SNRI) that is used as an antidepressant. According to different doses, it effects on serotonergic transmission, noradrenergic systems and dopaminergic neurotransmission. Venlafaxine is commonly used to treat depression, general anxiety disorder, social phobia, panic disorder, and vasomotor symptoms. Synonyms: Decyclohexanol-ethoxycarbonyl-O-desmethyl Venlafaxine; α-[(Dimethylamino)methyl]-4-hydroxybenzeneacteic Acid Ethyl Ester. CAS No. 1346600-77-8. Molecular formula: C13H19NO3. Mole weight: 237.3.
Ethyl 4-(8-chloro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)piperidine-1-carboxylate is one of loratadine impurities. Loratadine is a nonsedating-type histamine H1-receptor antagonist used to treat allergies. Synonyms: 4-(8-Chloro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-1-piperidinecarboxylic Acid Ethyl Ester; Dehydro Loratadine Isomer B; USP Loratadine Related Compound I; 4-(8-Chloro-11H-Benzo[5,6]Cyclohepta[1,2-b]Pyridin-11-Ylidene)-1-(Ethoxycarbonyl)-Piperidine. Grades: 98%. CAS No. 133330-56-0. Molecular formula: C22H21ClN2O2. Mole weight: 380.87.
Ethyl 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide is an impurity found in meloxicam. Synonyms: ethyl 4-hydroxy-2-methyl-1,1-dioxo-1lambda6,2-benzothiazine-3-carboxylate. Grades: 99 %. CAS No. 24683-26-9. Molecular formula: C12H13NO5S. Mole weight: 283.30.
ethyl 4-hydroxy-2-oxopyrrolidine-1-acetate;oxiracetaM related substance
Cas No. 62613-81-4.
Ethyl 7-Aminobenzofuran 2-Carboxylate
An impurity of Vilazodone. Vilazodone is a serotonin specific reuptake inhibitor (SSRI) and 5-HT1A receptor partial agonist that is used for the treatment of major depressive disorder. Synonyms: Vilazodone Related Impurity 4. Molecular formula: C11H11NO3. Mole weight: 205.22.
Ethyl Pramipexole
An metabolite of Pramipexole which is a thiazole derivative usually used as a D2-receptor agonist. Synonyms: Ethyl Pramipexole; 1254579-15-1; HE8MT7V38V; 2,6-Benzothiazolediamine, N6-ethyl-4,5,6,7-tetrahydro-, (6S)-; (6S)-6-N-Ethyl-4,5,6,7-tetrahydro-1,3-benzothiazole-2,6-diamine; UNII-HE8MT7V38V; SCHEMBL8244275; CS-0165697; 2,6-Benzothiazolediamine,N6-ethyl-4,5,6,7-tetrahydro-,(6S)-; (S)-N6-Ethyl-4,5,6,7-tetrahydrobenzo[d]thiazole-2,6-diamine (Pramipexole Impurity pound(c). Grades: > 95%. CAS No. 1254579-15-1. Molecular formula: C9H15N3S. Mole weight: 197.3.
Ethyl-S-(+)-Clopidogrel Sulfate
Ethyl-(S)-(+)-Clopidogrel Sulfate is an analogue of S-(+)-Clopidogrel Hydrogen Sulfate which is used as an antithrombotic. Synonyms: (αS)-α-(2-Chlorophenyl)-6,7-dihydro-thieno[3,2-c]pyridine-5(4H)-acetic Acid Ethyl Ester Sulfate. Grades: > 95%. CAS No. 1357474-92-0. Molecular formula: C17H20ClNO6S2. Mole weight: 433.93.
Ethyl Sertraline
An impurity of sertraline. Sertraline is a selective serotonin reuptake inhibitor (SSRI) for the treatment of depression. Synonyms: (1S,4S)-rel-Ethylsertraline; (1S,4S)-rel-4-(3,4-dichlorophenyl)-N-ethyl-1,2,3,4-tetrahydronaphthalen-1-amine. Grades: > 95%. Molecular formula: C18H19Cl2N. Mole weight: 320.26.
Ethyl Tenofovir Impurity
One impurity of Tenofovir, which is an acyclic phosphonate nucleotide derivative, could be used in antiviral treatment as an everse transcriptase inhibitor. Synonyms: P-[[(1S)-2-(6-Amino-9H-purin-9-yl)-1-methylethoxy]methyl]-phosphonic Acid Monoethyl Ester. Grades: > 95%. CAS No. 1255525-18-8. Molecular formula: C11H18N5O4P. Mole weight: 315.27.
Ethyl Tropic Acid
An impurity of N-Butylscopolammonium bromide. N-Butylscopolammonium bromide is a medication used to treat crampy abdominal pain, esophageal spasms, renal colic, and bladder spasms. Synonyms: Benzeneacetic acid, α-(hydroxymethyl)?-, ethyl ester; Tropic acid, ethyl ester. Grades: > 95%. CAS No. 3979-14-4. Molecular formula: C11H14O3. Mole weight: 194.23.
Etoricoxib impurity 1
An impurity of Etoricoxib. Etoricoxib is a selective COX-2 inhibitor. Synonyms: 6'-Desmethyl-6'-carboxy Etoricoxib; 5-Chloro-3-[4-(methylsulfonyl)phenyl]-[2,3'-bipyridine]-6'-carboxylic Acid. Grades: > 95%. CAS No. 349536-39-6. Molecular formula: C18H13ClN2O4S. Mole weight: 388.83.
Etoricoxib Impurity 12
An impurity of Etoricoxib. Etoricoxib is a selective COX-2 inhibitor. Synonyms: 6-chloro-2-(6-methyl-3-pyridinyl)-3-[4-(methylsulfonyl)phenyl]-1,8-Naphthyridine. Grades: > 95%. CAS No. 646459-41-8. Molecular formula: C21H16ClN3O2S. Mole weight: 409.90.
Etoricoxib Impurity 13
An impurity of Etoricoxib. Etoricoxib is a selective COX-2 inhibitor. Synonyms: 2-((4-(5-chloro-6'-methyl-[2,3'-bipyridin]-3-yl)phenyl)sulfonyl)-1-(6-methylpyridin-3-yl)ethanone. Grades: > 95%. Molecular formula: C25H20ClNO3S. Mole weight: 477.97.
Etoricoxib Impurity 14
An impurity of Etoricoxib. Etoricoxib is a selective COX-2 inhibitor. Synonyms: 3-(6-methylpyridin-3-yl)-2-(4-(methylsulfonyl)phenyl)-3-oxopropanoic acid. Grades: > 95%. Molecular formula: C16H15NO5S. Mole weight: 333.37.
Etoricoxib Impurity 15
An impurity of Etoricoxib. Etoricoxib is a selective COX-2 inhibitor. Synonyms: 2-Chlor-3-dimethylamino-propenal; 3-dimethylaminochloroacrolein. Grades: > 95%. CAS No. 73312-69-3. Molecular formula: C5H8ClNO. Mole weight: 133.58.
Etoricoxib Impurity 16
An impurity of Etoricoxib. Etoricoxib is a selective COX-2 inhibitor. Synonyms: 5-chloro-6'-methyl-3-(4-(methylsulfonyl)phenyl)-2,3'-bipyridine. Grades: > 95%. Molecular formula: C18H15ClN2S. Mole weight: 326.85.
Etoricoxib Impurity 17
An impurity of Etoricoxib. Etoricoxib is a selective COX-2 inhibitor. Synonyms: Etoricoxib Impurity M; Etoricoxib Impurity O. Grades: > 95%. CAS No. 307531-95-9. Molecular formula: C15H15NO2S. Mole weight: 273.36.
Etoricoxib Impurity 18
An impurity of Etoricoxib. Etoricoxib is a selective COX-2 inhibitor. Synonyms: 2-methyl-5- (2- (4- (methylsulfonyl) phenyl) acetyl) pyridine 1-oxide. Grades: > 95%. Molecular formula: C15H15NO4S. Mole weight: 305.36.
Etoricoxib Impurity 19
An impurity of Etoricoxib. Etoricoxib is a selective COX-2 inhibitor. Synonyms: 2-methyl-5-(3-(4-(methylsulfonyl)phenyl)furan-2-yl)pyridine. Grades: > 95%. Molecular formula: C17H15NO3S. Mole weight: 313.38.
Etoricoxib impurity 2
An impurity of Etoricoxib. Etoricoxib is a selective COX-2 inhibitor. Synonyms: 6'-Desmethyl-6'-methylhydroxy Etoricoxib; 5-Chloro-3-[4-(methylsulfonyl)phenyl]-[2,3'-bipyridine]-6'-methanol. Grades: > 95%. CAS No. 349536-41-0. Molecular formula: C18H15ClN2O3S. Mole weight: 374.85.
Etoricoxib Impurity 20
An impurity of Etoricoxib. Etoricoxib is a selective COX-2 inhibitor. Synonyms: 6'-methyl-3-(4-(methylsulfonyl)phenyl)-[2,3'-bipyridin]-5-amine. Grades: > 95%. Molecular formula: C18H17N3O2S. Mole weight: 339.42.
Etoricoxib Impurity 21
An impurity of Etoricoxib. Etoricoxib is a selective COX-2 inhibitor. Synonyms: 5-chloro-6'-methyl-3-(4-(methylsulfonyl)phenyl)-[2,3'-bipyridine] 1-oxide. Grades: > 95%. Molecular formula: C18H15ClN2O3S. Mole weight: 374.85.
Etoricoxib Impurity 22
An impurity of Etoricoxib. Etoricoxib is a selective COX-2 inhibitor. Synonyms: (E)-2,4-dimethylpent-2-enimidamide HCl. Grades: > 95%. Molecular formula: C5H9ClN2. HCl. Mole weight: 132.59 36.46.
Etoricoxib Impurity 3
An impurity of Etoricoxib. Etoricoxib is a selective COX-2 inhibitor. Synonyms: (E)-5-(1,3-bis(4-(methylsulfonyl)phenyl)prop-1-en-2-yl)-2-methylpyridine. Grades: > 95%. Molecular formula: C23H23NO4S2. Mole weight: 441.57.
Etoricoxib Impurity 4
An impurity of Etoricoxib. Etoricoxib is a selective COX-2 inhibitor. Synonyms: 5-chloro-3-(4-(ethylsulfonyl)phenyl)-6'-methyl-2,3'-bipyridine. Grades: > 95%. Molecular formula: C19H17ClN2O2S. Mole weight: 372.88.
Etoricoxib Impurity 5 Lithium Salt
An impurity of Etoricoxib. Etoricoxib is a selective COX-2 inhibitor. Synonyms: lithiuM 2-(4-(Methylsulfonyl)phenyl)acetate. Grades: > 95%. CAS No. 1421227-96-4. Molecular formula: C9H9O4S Li. Mole weight: 220.17.