Sign in |Join free
Keywords: 18162-48-6 , 872-50-4 , Methylene Chloride , naphthalene , THF , Titanium Dioxide

Chemical Products List

Pharmaceutical Impurity Reference Standards

ChemicalBookProduct Catalog Analytical Chemistry Standard Pharmaceutical Impurity Reference Standards
Click on the specific product, view the latest prices of the products, information, serving information
Structure Chemical Name CAS MF
AMIKACIN IMPURITY A AMIKACIN IMPURITY A
ONDANSETRON IMPURITY D ONDANSETRON IMPURITY D
PERINDOPRIL IMPURITY A PERINDOPRIL IMPURITY A
(E)-Ceftiofur (E)-Ceftiofur 120882-20-4 C19H17N5O7S3
Cefmetazole Impurity E Cefmetazole Impurity E
Azlocillin Opern-Ring Decarboxylation Impurity Azlocillin Opern-Ring Decarboxylation Impurity 99795-14-9 C19H25N5O5S
Cefotiam Impurity 1 Cefotiam Impurity 1 2243596-87-2 C18H23N9O4S3
Eribulin Impurity 3 Eribulin Impurity 3
sodium 2-(2-(4-((4-chlorophenyl)(phenyl)methyl)-1-oxidopiperazin-1-yl)ethoxy)acetate sodium 2-(2-(4-((4-chlorophenyl)(phenyl)methyl)-1-oxidopiperazin-1-yl)ethoxy)acetate
Brivaracetam Impurity 25 Brivaracetam Impurity 25 10547-88-3 C7H12O2
(S)-N-((R)-1-amino-1-oxobutan-2-yl)-3-(bromomethyl)hexanamide (S)-N-((R)-1-amino-1-oxobutan-2-yl)-3-(bromomethyl)hexanamide
Peramivir Impurity 19 Peramivir Impurity 19
Diquafosol Impurity 13 Diquafosol Impurity 13 211448-81-6 C18H28N4O29P6
Montelukast Sodium EP Impurity G Montelukast Sodium EP Impurity G 1428448-96-7 C35H37ClNNaO3S
Amifostine related impurities 2 Amifostine related impurities 2 17002-55-0 C8H21N3O
Oxacillin Impurity F Oxacillin Impurity F 5053-35-0 C19H19N3O4S2
Peramivir Impurity 30 Peramivir Impurity 30 2758048-79-0 C20H36N2O6
NICERGOLINE IMP. D (EP): 5-BROMOPYRIDINE-3-CARBOXYLIC ACID NICERGOLINE IMP. D (EP): 5-BROMOPYRIDINE-3-CARBOXYLIC ACID
Dihydro-Simvastatin Dihydro-Simvastatin 92083-03-9 C25H40O5
Ceftriaxone Sodium impurity 3 Ceftriaxone Sodium impurity 3
Sugammadex sodium Monoiodo Impurity Sugammadex sodium Monoiodo Impurity
(3S,4R)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-1-methyl-4-phenylpiperidine (3S,4R)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-1-methyl-4-phenylpiperidine C20H23NO3
Avatrombopag Impurity 22 Avatrombopag Impurity 22 570403-14-4 C31H38Cl2N6O3S2
176760-99-9 176760-99-9 176760-99-9 C17H13FN2O4
NILOTINIB IMPURITY 17 NILOTINIB IMPURITY 17 851137-91-2 C17H15N5O
DexMedetoMidine IMpurity 16 DexMedetoMidine IMpurity 16
Canagliflozin Impurity 2 Canagliflozin Impurity 2
Rivaroxaban Impurity 22 Rivaroxaban Impurity 22
Levofloxacin Impurity 5 Levofloxacin Impurity 5 2206360-62-3 C13H10FNO5
Ezetimibe Impurity 33 Ezetimibe Impurity 33
Ezetimibe-28 Ezetimibe-28 1478663-95-4 C44H52F2N2O6Si
Vonoprazan Impurity U4 Vonoprazan Impurity U4
Emtricitabine Impurity 28 Emtricitabine Impurity 28 1238210-14-4 C8H11N3O4S
Parecoxib SodiuM iMpurity 37 Parecoxib SodiuM iMpurity 37
(3R,4R)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-4-(4-fluorophenyl)-1-methylpiperidine compound (3R,4R)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-4-(4-fluorophenyl)-1-methylpiperidine compound 105834-21-7 C20H22FNO3
Apixaban Impurity BMS-A Apixaban Impurity BMS-A
Afatinib Impurity 70 Afatinib Impurity 70 125781-04-6 C4H7ClO2
Apixaban impurity 14/6-(4-aminophenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid Apixaban impurity 14/6-(4-aminophenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid 1704504-93-7 C20H18N4O4
Cabozantinib Impurity 46 Cabozantinib Impurity 46 1247859-37-5 C11H10FNO3
Ivabradine Impurity S33172 Ivabradine Impurity S33172 2247881-26-9 C26H34N2O5
Tenofovir Impurity 71 Tenofovir Impurity 71
2-(chloromethyl)-3-methylpyridin-4-ol 2-(chloromethyl)-3-methylpyridin-4-ol 1805648-51-4 C7H8ClNO
AMOXICILLIN TRIHYDRATE IMP. D (EP) AS SODIUM SALT:(4S)-2-[[[(2R)-2-AMINO-2-(4-HYDROXYPHENYL)ACETYL]AMINO]-CARBOXYMETHYL]-5,5-DIMETHYLTHIAZOLIDINE-4-CARBOXYLIC ACID SODIUM SALT (PENICILLOICACIDS OF AMO AMOXICILLIN TRIHYDRATE IMP. D (EP) AS SODIUM SALT:(4S)-2-[[[(2R)-2-AMINO-2-(4-HYDROXYPHENYL)ACETYL]AMINO]-CARBOXYMETHYL]-5,5-DIMETHYLTHIAZOLIDINE-4-CARBOXYLIC ACID SODIUM SALT (PENICILLOICACIDS OF AMO 1642629-94-4 C16H21N3O6S
4-CHLORO-6-(2-CHLORO-ETHOXY)-7-(2-METHOXY-ETHOXY)-QUINAZOLINE 4-CHLORO-6-(2-CHLORO-ETHOXY)-7-(2-METHOXY-ETHOXY)-QUINAZOLINE 183322-19-2 C13H14Cl2N2O3
2-PIPERAZINE-4-AMINO-6,7-DIMETHOXY QUINOLINE HYDROCHLORIDE 2-PIPERAZINE-4-AMINO-6,7-DIMETHOXY QUINOLINE HYDROCHLORIDE 84050-22-6 C14H20ClN5O2
2-CHLORO-N-(2,3-DIMETHYL-PHENYL)-ACETAMIDE 2-CHLORO-N-(2,3-DIMETHYL-PHENYL)-ACETAMIDE 2564-07-0 C10H12ClNO
1,4-dihydro-2,6-dimethyl-4-(3'-nitrophenyl)-pyridine-3,5-dicarboxylic acid monoisopropyl ester 1,4-dihydro-2,6-dimethyl-4-(3'-nitrophenyl)-pyridine-3,5-dicarboxylic acid monoisopropyl ester 116983-17-6 C18H20N2O6
Cabozantinib impurity 37 Cabozantinib impurity 37
4-(1-bromoethyl)-6-(1-(6-chloro-5-fluoropyrimidin-4-yl)ethyl)-5-fluoropyrimidine 4-(1-bromoethyl)-6-(1-(6-chloro-5-fluoropyrimidin-4-yl)ethyl)-5-fluoropyrimidine
ethyl 6-bromo-4,7-bis((dimethylamino)methyl)-5-hydroxy-1-methyl-2-((phenylthio)methyl)-1H-indole-3-carboxylate ethyl 6-bromo-4,7-bis((dimethylamino)methyl)-5-hydroxy-1-methyl-2-((phenylthio)methyl)-1H-indole-3-carboxylate
Dapoxetine impurity 53 Dapoxetine impurity 53
Dapoxetine impurity 70 Dapoxetine impurity 70
Bosutinib Impurity 38 Bosutinib Impurity 38 2095306-26-4 C46H44Cl4N8O6
(2RS)-2-(4-ETHYLPHENYL)PROPANOIC ACID (2RS)-2-(4-ETHYLPHENYL)PROPANOIC ACID 3585-52-2 C11H14O2
Mupirocin Calcium EP Impurity I Mupirocin Calcium EP Impurity I C26H44CaO9
Benzenepropanoic acid, α-hydroxy-β-[[(3E)-1-oxo-3-hexen-1-yl]amino]-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-6,12b-bis(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclod Benzenepropanoic acid, α-hydroxy-β-[[(3E)-1-oxo-3-hexen-1-yl]amino]-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-6,12b-bis(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclod 2243233-98-7 C46H55NO14
D-erythro-Hexonic acid, 2,4-dideoxy-3,5-O-(1-methylethylidene)-6-S-(5-methyl-1,3,4-thiadiazol-2-yl)-6-thio-, 1,1-dimethylethyl ester D-erythro-Hexonic acid, 2,4-dideoxy-3,5-O-(1-methylethylidene)-6-S-(5-methyl-1,3,4-thiadiazol-2-yl)-6-thio-, 1,1-dimethylethyl ester 1326303-05-2 C16H26N2O4S2
L-Leucine, N-[(2S)-2-amino-1-oxo-4-phenylbutyl]- L-Leucine, N-[(2S)-2-amino-1-oxo-4-phenylbutyl]- 290298-02-1 C16H24N2O3
5-Isobenzofurancarbonitrile, 1-[3-(dimethylamino)propyl]-1,3-dihydro-1-hydroxy- 5-Isobenzofurancarbonitrile, 1-[3-(dimethylamino)propyl]-1,3-dihydro-1-hydroxy- 2102609-59-4 C14H18N2O2
L-Milnacipran Carbamoyl-beta-D-Glucuronide L-Milnacipran Carbamoyl-beta-D-Glucuronide 1446438-98-7 C22H30N2O9
1H-Imidazole-1-carboxylic acid, (1R)-2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-1-[[[(2R)-3-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-2-[(1H-imidazol-1-ylcarbonyl)oxy]propyl][4-(3-oxo-4-morpholinyl)phenyl]amino]methyl]ethyl ester 1H-Imidazole-1-carboxylic acid, (1R)-2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-1-[[[(2R)-3-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-2-[(1H-imidazol-1-ylcarbonyl)oxy]propyl][4-(3-oxo-4-morpholinyl)phenyl]amino]methyl]ethyl ester 2097255-05-3 C40H34N8O10
Elagolix Sodium impurity5 Elagolix Sodium impurity5
Tadalafil Impurity 46 Tadalafil Impurity 46
(trans)-4-((2-amino-3,4-dibromobenzyl)amino)cyclohexanol (trans)-4-((2-amino-3,4-dibromobenzyl)amino)cyclohexanol C13H18Br2N2O
cefdinir cefdinir
ACICLOVIR, Impurity J ACICLOVIR, Impurity J
1H-Inden-1-amine, 2,3-dihydro-N-2-propen-1-yl- 1H-Inden-1-amine, 2,3-dihydro-N-2-propen-1-yl- 91639-43-9 C12H15N
Salbutamol impurity 42 Salbutamol impurity 42 18910-69-5 C14H23NO3
(E)-8-(3,4-dimethoxystyryl) (E)-8-(3,4-dimethoxystyryl)
tert-butyl (3R,5R)-7-((3R,5R)-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanamido)-3,5-dihydroxyheptanoate tert-butyl (3R,5R)-7-((3R,5R)-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanamido)-3,5-dihydroxyheptanoate
(+)-Mediresinol Di-O-β-D-glucopyranoside (+)-Mediresinol Di-O-β-D-glucopyranoside 88142-63-6 C33H44O17
(trans)-3-(4-((trans)-1,3,4-trihydroxybutan-2-yl)-1,4,7,10-tetraazacyclododecan-1-yl)butane-1,2,4-triol (trans)-3-(4-((trans)-1,3,4-trihydroxybutan-2-yl)-1,4,7,10-tetraazacyclododecan-1-yl)butane-1,2,4-triol
Cefdinir CP Impurity B Cefdinir CP Impurity B
Voriconazole Impurity 15 Voriconazole Impurity 15 321589-00-8 C22H19F4N7O
Fluconazole Impurity 2 Fluconazole Impurity 2
Imatinib EP Impurity D Chloride Imatinib EP Impurity D Chloride
Favipiravir Impurity Favipiravir Impurity
Vildagliptin Dione Impurity Vildagliptin Dione Impurity 1844894-70-7 C17H24N2O3
NA NA
Citalopram impurity 9/Citalopram EP Impurity C Oxalate Salt/3-Oxo Citalopram Oxalate Salt/Citalopram Related Compound C Oxalate Salt/3-(3-Dimethylaminopropyl)-3-(4-fluorophenyl)-6-cyano-1(3H)-isobenzofuranone oxalate Citalopram impurity 9/Citalopram EP Impurity C Oxalate Salt/3-Oxo Citalopram Oxalate Salt/Citalopram Related Compound C Oxalate Salt/3-(3-Dimethylaminopropyl)-3-(4-fluorophenyl)-6-cyano-1(3H)-isobenzofuranone oxalate 1440961-11-4 C22H21FN2O6
1H-Pyrrole-3-carboxamide, 5-[(Z)-(5-fluoro-1,2-dihydro-2-oxo-3H-indol-3-ylidene)methyl]-N-(2-hydroxyethyl)-2,4-dimethyl- 1H-Pyrrole-3-carboxamide, 5-[(Z)-(5-fluoro-1,2-dihydro-2-oxo-3H-indol-3-ylidene)methyl]-N-(2-hydroxyethyl)-2,4-dimethyl- 2170562-55-5 C18H18FN3O3
Apixaban Impurity 70 Apixaban Impurity 70 1998079-14-3 C44H40N8O9
Favipiravir Impurity 14 Favipiravir Impurity 14 356783-49-8 C5HClFN3
Posaconazole Impurity 93 Posaconazole Impurity 93 165115-82-2 C19H19F2IO2
NA NA
4-((3-amino-1H-indazol-5-yl)methyl)phthalazin-1(2H)-one 4-((3-amino-1H-indazol-5-yl)methyl)phthalazin-1(2H)-one
3-[(2-[(E)-2-(3-ETHYL-1,3-BENZOTHIAZOL-3-IUM-2-YL)ETHENYL]-6-((E)-2-[3-ETHYL-1,3-BENZOTHIAZOL-2(3H)-YLIDENE]ETHYLIDENE)-4-METHYL-1-CYCLOHEXEN-1-YL)OXY]-1-PROPANESULFONATE 3-[(2-[(E)-2-(3-ETHYL-1,3-BENZOTHIAZOL-3-IUM-2-YL)ETHENYL]-6-((E)-2-[3-ETHYL-1,3-BENZOTHIAZOL-2(3H)-YLIDENE]ETHYLIDENE)-4-METHYL-1-CYCLOHEXEN-1-YL)OXY]-1-PROPANESULFONATE C32H36N2O4S3
Bimatoprost Impurity 15 Bimatoprost Impurity 15
Bisoprolol Impurity 9 Bisoprolol Impurity 9 59383-52-7 C15H25NO3
Empagliflozin Impurity 87 Empagliflozin Impurity 87
Aztreonam Impurities 06 Aztreonam Impurities 06 730928-60-6 C26H34N10O16S4
sodium (4-(2-(2-amino-1-methyl-4-oxo-4,7-dihydro-1H-pyrrolo[2,3-d] pyrimidin-5-yl)ethyl)benzoyl)-L-glutamate sodium (4-(2-(2-amino-1-methyl-4-oxo-4,7-dihydro-1H-pyrrolo[2,3-d] pyrimidin-5-yl)ethyl)benzoyl)-L-glutamate
Lenvatinib Impurity LFZZ-9 Lenvatinib Impurity LFZZ-9 C43H38Cl2N8O8
Rosuvastatin Impurity 118 Rosuvastatin Impurity 118
Rosuvastatin Impurity 117 Rosuvastatin Impurity 117
Cytarabine Impurity 10 Cytarabine Impurity 10 84902-98-7 C4H6N2O3
Ticagrelor Impurity 108 Ticagrelor Impurity 108
4-Piperidinecarboxylic acid, 1-[5-[[[4-(4-chloro-2-thienyl)-5-(4-cyclohexyl-1-piperazinyl)-2-thiazolyl]amino]carbonyl]-3-hydroxy-2-pyridinyl]- 4-Piperidinecarboxylic acid, 1-[5-[[[4-(4-chloro-2-thienyl)-5-(4-cyclohexyl-1-piperazinyl)-2-thiazolyl]amino]carbonyl]-3-hydroxy-2-pyridinyl]- 1290121-42-4 C29H35ClN6O4S2
1H-Pyrrole-3-methanamine, 1-[(1,6-dihydro-3-pyridinyl)sulfonyl]-5-(2-fluorophenyl)-N-methyl- 1H-Pyrrole-3-methanamine, 1-[(1,6-dihydro-3-pyridinyl)sulfonyl]-5-(2-fluorophenyl)-N-methyl- 2416241-95-5 C17H18FN3O2S
Dolutegravir Impurity 8 Dolutegravir Impurity 8 2244161-72-4 C20H19F2N3O5
HomePage | Member Companies | Advertising | Contact us | Previous WebSite | MSDS | CAS Index | CAS DataBase
Copyright © 2016 ChemicalBook All rights reserved.