成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

Pharmaceutical Impurity Reference Standards

Click on the specific product, view the latest prices of the products, information, serving information
Structure Chemical Name CAS MF
Regorafenib Impurity ABCDEFGHJKL Regorafenib Impurity ABCDEFGHJKL
(S)-2-((1r,3R,5R,7S)-3-hydroxyadamantan-1-yl)-1-iminohexahydro pyrrolo[1,2-a]pyrazin-4(1H)-one hydrochloride (S)-2-((1r,3R,5R,7S)-3-hydroxyadamantan-1-yl)-1-iminohexahydro pyrrolo[1,2-a]pyrazin-4(1H)-one hydrochloride
Benzonitrile, 4-[2-[(1R,2S)-2-(2,5-difluorophenyl)-2-hydroxy-1-methyl-3-(1H-1,2,4-triazol-1-yl)propyl]-4-thiazolyl]-, rel- Benzonitrile, 4-[2-[(1R,2S)-2-(2,5-difluorophenyl)-2-hydroxy-1-methyl-3-(1H-1,2,4-triazol-1-yl)propyl]-4-thiazolyl]-, rel- 1797905-83-9 C22H17F2N5OS
3,4,5-Piperidinetriol, 1-(2-hydroxyethyl)-2-(hydroxymethyl)-, (2S,3S,4R,5S)- 3,4,5-Piperidinetriol, 1-(2-hydroxyethyl)-2-(hydroxymethyl)-, (2S,3S,4R,5S)- 1550201-56-3 C8H17NO5
1-(2,4-difluoro-6-hydroxyphenyl)prop-2-en-1-one 1-(2,4-difluoro-6-hydroxyphenyl)prop-2-en-1-one
1-(4-fluorophenyl)-1,3-dihydro-1-[3-(methylamino)propyl]isobenzofuran-5-carbonitrile 1-(4-fluorophenyl)-1,3-dihydro-1-[3-(methylamino)propyl]isobenzofuran-5-carbonitrile 62498-67-3 C19H19FN2O
17,21-Dihydroxy-16α-methylpregna-1,4,9(11)-triene-3,20-dione 21-Acetate 17,21-Dihydroxy-16α-methylpregna-1,4,9(11)-triene-3,20-dione 21-Acetate 10106-41-9 C24H30O5
2-chloro-N-(2,4-dimethylphenyl)acetamide 2-chloro-N-(2,4-dimethylphenyl)acetamide 39106-10-0 C10H12ClNO
sodium [2S-(2alpha,5alpha,6beta)]-6-bromo-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate sodium [2S-(2alpha,5alpha,6beta)]-6-bromo-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 73335-78-1 C8H9BrNNaO3S
8-chloro-3,7-dihydro-1,3,7-trimethyl-1H-purine-2,6-dione 8-chloro-3,7-dihydro-1,3,7-trimethyl-1H-purine-2,6-dione 4921-49-7 C8H9ClN4O2
2-amino-1-(3,4-dihydroxyphenyl)ethan-1-one 2-amino-1-(3,4-dihydroxyphenyl)ethan-1-one 499-61-6 C8H9NO3
Benzoic acid, 5-(aminosulfonyl)-2-[[[4-methoxy-3-(methoxycarbonyl)phenyl]sulfonyl]oxy]-, methyl ester Benzoic acid, 5-(aminosulfonyl)-2-[[[4-methoxy-3-(methoxycarbonyl)phenyl]sulfonyl]oxy]-, methyl ester 2267259-70-9 C17H17NO10S2
7H-Pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid, 9,10-difluoro-2,3-dihydro-2-methyl-7-oxo-, (S)- (9CI) 7H-Pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid, 9,10-difluoro-2,3-dihydro-2-methyl-7-oxo-, (S)- (9CI) 129798-65-8 C13H9F2NO4
Sitagliptin EP Impurity 1 Sitagliptin EP Impurity 1
4,6-Methano-1,3,2-benzodioxaborole-2-methanamine, hexahydro-3a,8,8-trimethyl-α-(2-methylpropyl)-, (αS,3aR,4R,6R,7aS)-, 2,2,2-trifluoroacetate (1:1) 4,6-Methano-1,3,2-benzodioxaborole-2-methanamine, hexahydro-3a,8,8-trimethyl-α-(2-methylpropyl)-, (αS,3aR,4R,6R,7aS)-, 2,2,2-trifluoroacetate (1:1) 2363753-29-9 C17H29BF3NO4
Beprostatin impurity 3 Beprostatin impurity 3
endo-(±)-8-aza-8-isopropylbicyclo[3.2.1]oct-3-yl (hydroxymethyl)phenylacetate endo-(±)-8-aza-8-isopropylbicyclo[3.2.1]oct-3-yl (hydroxymethyl)phenylacetate 22235-81-0 C19H27NO3
8,11-Dioxa-3,5-diazadodecanoic acid, 12-(2-amino-1,6-dihydro-6-oxo-9H-purin-9-yl)-10-(hydroxymethyl)-2,6-bis(1-methylethyl)-7-oxo-, 2-[(2-amino-1,6-dihydro-6-oxo-9H-purin-9-yl)methoxy]-3-hydroxypropyl ester, (2S,6S)- 8,11-Dioxa-3,5-diazadodecanoic acid, 12-(2-amino-1,6-dihydro-6-oxo-9H-purin-9-yl)-10-(hydroxymethyl)-2,6-bis(1-methylethyl)-7-oxo-, 2-[(2-amino-1,6-dihydro-6-oxo-9H-purin-9-yl)methoxy]-3-hydroxypropyl ester, (2S,6S)- 1654737-35-5 C29H44N12O10
(1R,3r,5S,8R)-8-butyl-3-(((S)-3-hydroxy-2-phenylpropanoyl)oxy)-8-methyl-8-azabicyclo[3.2.1]octan-8-ium (1R,3r,5S,8R)-8-butyl-3-(((S)-3-hydroxy-2-phenylpropanoyl)oxy)-8-methyl-8-azabicyclo[3.2.1]octan-8-ium 99571-66-1 C21H32NO3+
1,3-dihydro-1-oxoisobenzofuran-5-carboxamide 1,3-dihydro-1-oxoisobenzofuran-5-carboxamide 85118-25-8 C9H7NO3
(R)-8-(3-aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-2-((4-methylquinazolin-2-yl)methoxy)-3,7-dihydro-6H-purin-6-one (R)-8-(3-aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-2-((4-methylquinazolin-2-yl)methoxy)-3,7-dihydro-6H-purin-6-one 2446799-72-8 C25H28N8O2
Troxipide Impurity 8 Troxipide Impurity 8
Peramivir Impurity 12/11 Peramivir Impurity 12/11
(1S,2R,3R,4R)-3-((S)-1-acetamido-2-ethylbutyl)-4-guanidino-2-hydroxycyclopentane-1-carboxylic acid (1S,2R,3R,4R)-3-((S)-1-acetamido-2-ethylbutyl)-4-guanidino-2-hydroxycyclopentane-1-carboxylic acid
Ceftazidime Impurity IMPA Ceftazidime Impurity IMPA
Pitavastatin Impurity 82 Pitavastatin Impurity 82
Terbutaline EP Impurity B Complete Set Terbutaline EP Impurity B Complete Set
Peramivir Intermediate impurity 2 Peramivir Intermediate impurity 2
Cetrorelix Impurity 8 (+L-Pro) Cetrorelix Impurity 8 (+L-Pro)
Peramivir Intermediate Impurity 44 Peramivir Intermediate Impurity 44
Peramivir Hydroxy Isomeric Impurity Peramivir Hydroxy Isomeric Impurity
Nintedanib impurity F drops Nintedanib impurity F drops
Favipiravir Impurities 1-19 Favipiravir Impurities 1-19
Ticagrelor Impurity 138X Ticagrelor Impurity 138X
Apremilast Impurity 999 Apremilast Impurity 999
Pranoprofen Impurity C Pranoprofen Impurity C
Abiolone Impurity 24 Abiolone Impurity 24
Deerasirox Impurity II Deerasirox Impurity II
Brivaracetam Impurity 49 Brivaracetam Impurity 49
Paroxetine EP Impurity J HCl Paroxetine EP Impurity J HCl
Brivaracetam Impurity 99 Brivaracetam Impurity 99
Bendamustine Impurity 39 Bendamustine Impurity 39
AvatrombopagImpurity42 AvatrombopagImpurity42
(R)-4-(((R)-1-carboxy-2-((3-hydroxypropyl)thio)ethyl)amino)-3-hydroxy-4-oxobutanoic acid (R)-4-(((R)-1-carboxy-2-((3-hydroxypropyl)thio)ethyl)amino)-3-hydroxy-4-oxobutanoic acid
Hydrazinecarboxamide, 2-(6-hydroxy-1-methyl-1H-indol-5-yl)- Hydrazinecarboxamide, 2-(6-hydroxy-1-methyl-1H-indol-5-yl)- 70063-07-9 C10H12N4O2
1H-Pyrrole-3-carboxaldehyde, 1-[(5-chloro-3-pyridinyl)sulfonyl]-5-(2-fluorophenyl)- 1H-Pyrrole-3-carboxaldehyde, 1-[(5-chloro-3-pyridinyl)sulfonyl]-5-(2-fluorophenyl)- 2514742-82-4 C16H10ClFN2O3S
Crisaborole Impurity 20 Crisaborole Impurity 20
(Z)-N-(4-((3-chloro-4-fluorophenyl)amino)-7-methoxyquinazolin-6-yl)-4-(piperidin-1-yl)but-2-enamide (Z)-N-(4-((3-chloro-4-fluorophenyl)amino)-7-methoxyquinazolin-6-yl)-4-(piperidin-1-yl)but-2-enamide
(1S,3R,5S,6R)-6-hydroxy-8-methyl-8-azabicyclo[3.2.1]octan-3-yl 2-hydroxy-2,2-di(thiophen-2-yl)acetate (1S,3R,5S,6R)-6-hydroxy-8-methyl-8-azabicyclo[3.2.1]octan-3-yl 2-hydroxy-2,2-di(thiophen-2-yl)acetate
Nicergoline EP Impurity IJ Nicergoline EP Impurity IJ
Fulvestrant impurityABCDEFGHJKL Fulvestrant impurityABCDEFGHJKL
2-((6S,8S,9S,10S,11S,13S,14S,17R)-11,17-dihydroxy-6,10,13-trimethyl-3-oxohexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate 2-((6S,8S,9S,10S,11S,13S,14S,17R)-11,17-dihydroxy-6,10,13-trimethyl-3-oxohexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate 114696-04-7 C24H36O6
Isavuconazole Impurity 49 Isavuconazole Impurity 49
(R)-5-(2-((5,6-diethyl-2,3-dihydro-1H-inden-2-yl)amino)-1-methoxyethyl)-8-hydroxyquinolin-2(1H)-one (R)-5-(2-((5,6-diethyl-2,3-dihydro-1H-inden-2-yl)amino)-1-methoxyethyl)-8-hydroxyquinolin-2(1H)-one
4-PYRIDINECARBOXIMIDIC ACID, HYDRAZIDE 4-PYRIDINECARBOXIMIDIC ACID, HYDRAZIDE 89830-71-7 C6H8N4
2-PENTANOYLBENZOIC ACID 2-PENTANOYLBENZOIC ACID 550-37-8 C12H14O3
Avatrombopag Impurity 51 Avatrombopag Impurity 51
Tafluprost Impurity 18 Tafluprost Impurity 18
Rosuvastatin Impurity 161 Rosuvastatin Impurity 161
Rosuvastatin Impurity 155 Rosuvastatin Impurity 155
Rosuvastatin Impurity 146 Rosuvastatin Impurity 146
Rosuvastatin Impurity 126 Rosuvastatin Impurity 126
(1R,3r,5S)-8-methyl-8-azabicyclo[3.2.1]octan-3-yl 2-hydroxy-2,2-di(thiophen -2-yl)acetate (1R,3r,5S)-8-methyl-8-azabicyclo[3.2.1]octan-3-yl 2-hydroxy-2,2-di(thiophen -2-yl)acetate 29461-90-3 C18H21NO3S2
Digoxin Impurity 2 Digoxin Impurity 2
DUTP, 100MM SOLUTION DUTP, 100MM SOLUTION 94736-09-1 C9H16N2NaO14P3
Oxacillin USP Impurity D Oxacillin USP Impurity D
Oxacillin sodium EP impurity B Oxacillin sodium EP impurity B
Meropenem Impurity MAP-B Meropenem Impurity MAP-B
(S,E)-N-(4-((3-chloro-4-fluorophenyl)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)-4-hydroxybut-2-enamide (S,E)-N-(4-((3-chloro-4-fluorophenyl)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)-4-hydroxybut-2-enamide
5-Methoxy-2-Hydroxy Benzimidazole 5-Methoxy-2-Hydroxy Benzimidazole 208-75-3 C13H9N
SODIUM CAMPTOTHECIN SODIUM CAMPTOTHECIN 25387-67-1 C20H17N2NaO5
(5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)-L-cysteine (5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)-L-cysteine 2238849-52-8 C13H15N3O3S
isopropyl 1-(4-methoxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate isopropyl 1-(4-methoxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate
N-(3-chloro-4-fluorophenyl)-7-fluoro-6,8-dinitroquinazolin-4-amine N-(3-chloro-4-fluorophenyl)-7-fluoro-6,8-dinitroquinazolin-4-amine
(S)-4-(((2R,4S,5S,6S)-4-amino-5-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-5,12-dihydroxy-7-methoxy-6,11-dioxo-3,4,6,11-tetrahydrotetracene-2-carboxylic acid (S)-4-(((2R,4S,5S,6S)-4-amino-5-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-5,12-dihydroxy-7-methoxy-6,11-dioxo-3,4,6,11-tetrahydrotetracene-2-carboxylic acid
3-Azabicyclo[3.1.0]hexane-2-carboxamide, N-[(1R)-1-cyano-2-[(3S)-2-oxo-3-pyrrolidinyl]ethyl]-3-[(2S)-3,3-dimethyl-1-oxo-2-[(2,2,2-trifluoroacetyl)amino]butyl]-6,6-dimethyl-, (1R,2S,5S)- 3-Azabicyclo[3.1.0]hexane-2-carboxamide, N-[(1R)-1-cyano-2-[(3S)-2-oxo-3-pyrrolidinyl]ethyl]-3-[(2S)-3,3-dimethyl-1-oxo-2-[(2,2,2-trifluoroacetyl)amino]butyl]-6,6-dimethyl-, (1R,2S,5S)- 2755812-41-8 C23H32F3N5O4
3-(4-cyanophenoxy)benzyl acetate 3-(4-cyanophenoxy)benzyl acetate 2990481-66-6
5-chloro-N-(4-(4-chlorothiophen-2-yl)-5-(4-cyclohexylpiperazin-1-yl)thiazol-2-yl)-6-(4-((4-(4-chlorothiophen-2-yl)-5-(4-cyclohexylpiperazin-1-yl)thiazol-2-yl)carbamoyl)piperidin-1-yl)nicotinamide 5-chloro-N-(4-(4-chlorothiophen-2-yl)-5-(4-cyclohexylpiperazin-1-yl)thiazol-2-yl)-6-(4-((4-(4-chlorothiophen-2-yl)-5-(4-cyclohexylpiperazin-1-yl)thiazol-2-yl)carbamoyl)piperidin-1-yl)nicotinamide 2948773-23-5
Bisoprolol Impurity 53 Bisoprolol Impurity 53
Doxylamine Impurity E Doxylamine Impurity E
Phenoxymethylpenicillin Potassium EP Impurity F Phenoxymethylpenicillin Potassium EP Impurity F 2714805-53-3 C15H20N2O4S
Methylprednisolone EP Impurity D1 Methylprednisolone EP Impurity D1
Nirmatrelvir Impurity 13 Nirmatrelvir Impurity 13
8-hydroxyclomipramine 8-hydroxyclomipramine 83385-97-1 C19H23ClN2O
Ro 15-3505 Ro 15-3505 78756-33-9 C15H14ClN3O3
L 683519 L 683519 132172-14-6 C43H67NO12
benzylpenicilloic acid benzylpenicilloic acid 13057-98-2 C16H20N2O5S
erythralosamine erythralosamine 546-57-6 C29H49NO8
6-methylprednisone 6-methylprednisone 91523-05-6 C22H28O5
HYDROXYMETHYL CELECOXIB HYDROXYMETHYL CELECOXIB 170571-00-3 C17H14F3N3O3S
2-(2-cyanophenyl)benzonitrile 2-(2-cyanophenyl)benzonitrile 4341-02-0 C14H8N2
ETHYL (1R,5R,6R)-5-(1-ETHYLPROPOXY)-7-AZABICYCLO[4.1.0]HEPT-3-ENE-3-CARBOXYLATE ETHYL (1R,5R,6R)-5-(1-ETHYLPROPOXY)-7-AZABICYCLO[4.1.0]HEPT-3-ENE-3-CARBOXYLATE 204255-02-7 C14H23NO3
(1,1-DIOXIDO-3-OXO-1,2-BENZISOTHIAZOL-2(3H)-YL)ACETIC ACID (1,1-DIOXIDO-3-OXO-1,2-BENZISOTHIAZOL-2(3H)-YL)ACETIC ACID 52188-11-1 C9H7NO5S
N-(3-AMINOPROPYL)DIETHANOLAMINE N-(3-AMINOPROPYL)DIETHANOLAMINE 4985-85-7 C7H18N2O2
2-Methylpropaneboronic acid (1S,2S,3R,5S)-(+)-2,3-pinanediol ester 2-Methylpropaneboronic acid (1S,2S,3R,5S)-(+)-2,3-pinanediol ester 84110-34-9 C14H25BO2
Mirtazapine N-Oxide Mirtazapine N-Oxide 155172-12-6 C17H19N3O
3-Oxo Citalopram 3-Oxo Citalopram 372941-54-3 C20H19FN2O2
Quetiapine N-Oxide Quetiapine N-Oxide 1076199-40-0 C21H25N3O3S
Celebrex Carboxylic Acid Methyl Ester Celebrex Carboxylic Acid Methyl Ester 1189893-75-1 C18H14F3N3O4S
(S)-BoroLeu-(-)-Pinanediol-hydrochloride (S)-BoroLeu-(-)-Pinanediol-hydrochloride 945606-99-5 C15H29BClNO2
HomePage | Member Companies | Advertising | Contact us | Previous WebSite | MSDS | CAS Index | CAS DataBase
Copyright © 2016 ChemicalBook All rights reserved.