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Pharmaceutical intermediates

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Structure Chemical Name CAS MF
2,4,6,8-Tetrahydroxy-Pyrimido-(5,4D)Pyrimidine 2,4,6,8-Tetrahydroxy-Pyrimido-(5,4D)Pyrimidine 6713-54-8 C6H4N4O4
2-(2-pyridyl)isothiourea N-oxide hydrochloride 2-(2-pyridyl)isothiourea N-oxide hydrochloride 2770-93-6 C6H8ClN3OS
disodium tetrabromophthalate disodium tetrabromophthalate 25357-79-3 C8Br4Na2O4
5-Pyrimidinecarboxylic acid, 2-chloro-4-(1-methyl-1H-indol-3-yl)-, 1-methylethyl ester 5-Pyrimidinecarboxylic acid, 2-chloro-4-(1-methyl-1H-indol-3-yl)-, 1-methylethyl ester 1847463-39-1 C17H16ClN3O2
cytidylyl(5'->3')adenosine cytidylyl(5'->3')adenosine 4833-63-0 C19H25N8O11P
6-Chloro-2-mercaptobenzothiazole 6-Chloro-2-mercaptobenzothiazole 51618-29-2 C7H4ClNS2
2,3-dihydroxypropyl 4-hydroxybenzoate 2,3-dihydroxypropyl 4-hydroxybenzoate 93778-15-5 C10H12O5
Pyrazolo[1,5-a]pyridine Pyrazolo[1,5-a]pyridine 274-56-6 C7H6N2
2',3'-Didehydro-2',3'-dideoxy-5'-acetate inosine 2',3'-Didehydro-2',3'-dideoxy-5'-acetate inosine 130676-57-2 C12H12N4O4
(R)-6-(4-Aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone (R)-6-(4-Aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone 101328-85-2 C11H13N3O
Ethyl-2-Ethoxy-1-[[(2'-Cyanobiphenyl-4-yl) Methyl] Benzimidazole]-7-Carboxylate Ethyl-2-Ethoxy-1-[[(2'-Cyanobiphenyl-4-yl) Methyl] Benzimidazole]-7-Carboxylate 139481-41-7 C26H23N3O3
(S)-2-Phenylpyrrolidine (S)-2-Phenylpyrrolidine 59347-91-0 C10H13N
(1R)-7-Chloro-6-fluoro-1-[4-methyl-2-(1-methylethyl)-3-pyridinyl]pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione (1R)-7-Chloro-6-fluoro-1-[4-methyl-2-(1-methylethyl)-3-pyridinyl]pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione 2300966-23-6 C16H14ClFN4O2
(9H-fluoren-9-yl)methyl (R)-(3-(2-bromophenyl)-1-(methylamino)-1-oxopropan-2-yl)carbamate (9H-fluoren-9-yl)methyl (R)-(3-(2-bromophenyl)-1-(methylamino)-1-oxopropan-2-yl)carbamate
Pyrimidine, 2-chloro-4-(4-chlorophenoxy)-5-fluoro- Pyrimidine, 2-chloro-4-(4-chlorophenoxy)-5-fluoro- 1503263-51-1 C10H5Cl2FN2O
4-Piperidinecarboxylic acid, 3-methyl-4-phenyl-, phenylmethyl ester, (3S,4R)- 4-Piperidinecarboxylic acid, 3-methyl-4-phenyl-, phenylmethyl ester, (3S,4R)- 2357209-42-6 C20H23NO2
5-BROMO-3-CHLORO-2-METHYLPYRIDINE 5-BROMO-3-CHLORO-2-METHYLPYRIDINE 914358-72-8 C6H5BrClN
4-(3-Chlorophenyl)-2-(4-nitrophenoxy)-1,3,2-dioxaphosphinane 2-oxide 4-(3-Chlorophenyl)-2-(4-nitrophenoxy)-1,3,2-dioxaphosphinane 2-oxide 883989-27-3 C15H13ClNO6P
6-BROMO-1H-INDAZOLE-3-CARBALDEHYDE 6-BROMO-1H-INDAZOLE-3-CARBALDEHYDE 885271-72-7 C8H5BrN2O
ACETIC ACID 2-PHENOXYETHYL ESTER ACETIC ACID 2-PHENOXYETHYL ESTER 6192-44-5 C10H12O3
4-Chloro-1-(2-methylpropyl)-1H-imidazo[4,5-c]quinoline 4-Chloro-1-(2-methylpropyl)-1H-imidazo[4,5-c]quinoline 99010-64-7 C14H14ClN3
Danshen injection intermediate Danshen injection intermediate
5-AMINO-2'-DEOXYURIDINE FREE BASE 5-AMINO-2'-DEOXYURIDINE FREE BASE 5536-30-1 C9H13N3O5
(1R-cis)-3-(phenylmethyl)-4-Thia-2,6-diazabicyclo[3.2.0]hept-2-en-7-one (1R-cis)-3-(phenylmethyl)-4-Thia-2,6-diazabicyclo[3.2.0]hept-2-en-7-one 34103-69-0 C11H10N2OS
(9H-fluoren-9-yl)methyl N-(carbamoylmethyl)carbamate (9H-fluoren-9-yl)methyl N-(carbamoylmethyl)carbamate 115057-37-9 C17H16N2O3
Roxadustat Impurity Roxadustat Impurity 1959587-35-9 C20H17NO6
Benzonitrile, 3-(2-amino-6-chloro-4-pyrimidinyl)-2-methyl- Benzonitrile, 3-(2-amino-6-chloro-4-pyrimidinyl)-2-methyl- 2239278-05-6 C12H9ClN4
Inosine API manufacturers Inosine API manufacturers
3’-deoxyinosine 3’-deoxyinosine
(S)-2-(2,2,2-trifluoroethyl)piperazine dihydrochloride (S)-2-(2,2,2-trifluoroethyl)piperazine dihydrochloride
Acetoxy Ceftazidime Intermediate Acetoxy Ceftazidime Intermediate
Flomoxef Intermediate FXMT Flomoxef Intermediate FXMT
2-Morpholino-6-oxo-1,6-dihydropyrimidine-4-carboxylic acid 2-Morpholino-6-oxo-1,6-dihydropyrimidine-4-carboxylic acid 933686-76-1 C9H11N3O4
4-METHYL 6-HYDROXY 7-ACETOXY COUMARIN 4-METHYL 6-HYDROXY 7-ACETOXY COUMARIN 46895-13-0 C12H10O6
1H-PYRROLO[2,3-B]PYRIDINE-5-CARBOXYLIC ACID METHYL ESTER 1H-PYRROLO[2,3-B]PYRIDINE-5-CARBOXYLIC ACID METHYL ESTER 849067-96-5 C9H8N2O2
Pyrazole Pyrazole 288-13-1 C3H4N2
9-OXO-11ALPHA,15S-DIHYDROXY-PROST-13E-EN-1-OIC-3,3,4,4-D4 ACID 9-OXO-11ALPHA,15S-DIHYDROXY-PROST-13E-EN-1-OIC-3,3,4,4-D4 ACID 211105-33-8 C20H30D4O5
7,10-Dioxa-2,5-diazaundecanoic acid, 4,9-dioxo-11-phenyl-, 9H-fluoren-9-ylmethyl ester 7,10-Dioxa-2,5-diazaundecanoic acid, 4,9-dioxo-11-phenyl-, 9H-fluoren-9-ylmethyl ester 1599440-07-9 C27H26N2O6
2,3,5,6-1H,4H-TETRAHYDROQUINOLIZINO[9,9A,1-GH]COUMARIN 2,3,5,6-1H,4H-TETRAHYDROQUINOLIZINO[9,9A,1-GH]COUMARIN 58336-35-9 C15H15NO2
3-Fluorobenzylamine 3-Fluorobenzylamine 100-82-3 C7H8FN
DIMETHYL PYRAZINE-2,5-DICARBOXYLATE DIMETHYL PYRAZINE-2,5-DICARBOXYLATE 13051-89-3 C8H8N2O4
4-Pyrimidinecarboxylic acid 4-Pyrimidinecarboxylic acid 31462-59-6 C5H4N2O2
(3R,4R,5R)-Oseltamivir (3R,4R,5R)-Oseltamivir
1,3,5-Triazine, 2-(8-chloro-3-dibenzofuranyl)-4,6-diphenyl- 1,3,5-Triazine, 2-(8-chloro-3-dibenzofuranyl)-4,6-diphenyl- 2361279-84-5 C27H16ClN3O
2-Bromo-3',4'-(methylenedioxy)propiophenone 2-Bromo-3',4'-(methylenedioxy)propiophenone 52190-28-0 C10H9BrO3
Ceftazidime Mother Nucleus Double-Bond Shift Ceftazidime Mother Nucleus Double-Bond Shift
2,4-DICHLORO-5-METHYL-PHENYLAMINE 2,4-DICHLORO-5-METHYL-PHENYLAMINE 17601-75-1 C7H7Cl2N
2-(5-Chloro-[1,1'-biphenyl]-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 2-(5-Chloro-[1,1'-biphenyl]-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 2750016-14-7 C18H20BClO2
1,4-Diazepan-5-one hydrochloride 1,4-Diazepan-5-one hydrochloride 208245-76-5 C5H11ClN2O
1,5-Pentanediaminium, N1,N1,N1,N5,N5,N5-hexaethyl-, hydroxide (1:2) 1,5-Pentanediaminium, N1,N1,N1,N5,N5,N5-hexaethyl-, hydroxide (1:2) 109591-12-0 C17H41N2O+
11-Prostaglandin F2a 11-Prostaglandin F2a
Piperazine, 1-(cyclobutylmethyl)- (9CI) Piperazine, 1-(cyclobutylmethyl)- (9CI) 82534-54-1 C9H18N2
N-desethyl Etonitazene N-desethyl Etonitazene 2732926-26-8 C20H24N4O3
4-Formyl-2-isopropylthiazole 4-Formyl-2-isopropylthiazole 133047-46-8 C7H9NOS
Velpatasvir intermediate Velpatasvir intermediate 1378391-45-7 C44H53N7O7
Octenyl succinic anhydride Octenyl succinic anhydride 26680-54-6 C12H18O3
1-CHLORO-3,3,3-TRIFLUOROACETONE 1-CHLORO-3,3,3-TRIFLUOROACETONE 431-37-8 C3H2ClF3O
(R)-1-benzyl-5-methyl-1,4-diazepane (R)-1-benzyl-5-methyl-1,4-diazepane 1620097-06-4 C13H20N2
ETHYL 2-[3-FLUORO-(TRIFLUOROMETHYL)PHENYL]-4-METHYL-THIAZOLE-5-CARBOXYLATE ETHYL 2-[3-FLUORO-(TRIFLUOROMETHYL)PHENYL]-4-METHYL-THIAZOLE-5-CARBOXYLATE 317319-21-4 C14H11F4NO2S
4,6-Dichloro-2-isobutylpyrimidine 4,6-Dichloro-2-isobutylpyrimidine 1164116-18-0 C8H10Cl2N2
Br-PEG1-NHBoc Br-PEG1-NHBoc 164332-88-1 C9H18BrNO3
3-Bromo-pyrrolo[1,2-a]pyrimidine-6-carboxylic acid 3-Bromo-pyrrolo[1,2-a]pyrimidine-6-carboxylic acid 1823918-84-8 C8H5BrN2O2
(R)-3-(4-phenoxyphenyl)-1-(piperidin-3-yl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine dihydrochloride (R)-3-(4-phenoxyphenyl)-1-(piperidin-3-yl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine dihydrochloride 1701403-10-2 C22H23ClN6O
Methyl 2-(hydroxymethyl)nicotinate Methyl 2-(hydroxymethyl)nicotinate 1697289-97-6 C8H9NO3
Benzenemethanol, 4-cyclohexyl-3-(trifluoromethyl)- Benzenemethanol, 4-cyclohexyl-3-(trifluoromethyl)- 957205-23-1 C14H17F3O
(2R,5S,13aR)-8-methoxy-7,9-dioxo-2,3,4,5,7,9,13,13a-octahydro-2,5-methanopyrido[1',2':4,5]pyrazino[2,1-b][1,3]oxazepine-10-carboxylic acid (2R,5S,13aR)-8-methoxy-7,9-dioxo-2,3,4,5,7,9,13,13a-octahydro-2,5-methanopyrido[1',2':4,5]pyrazino[2,1-b][1,3]oxazepine-10-carboxylic acid 1616342-45-0 C15H16N2O6
5-FLUORO-1H-INDAZOLE-3-CARBALDEHYDE 5-FLUORO-1H-INDAZOLE-3-CARBALDEHYDE 485841-48-3 C8H5FN2O
4-Fluoro-5-isoquinolinesulfonyl chloride hydrochloride (1:1) 4-Fluoro-5-isoquinolinesulfonyl chloride hydrochloride (1:1) 906820-08-4 C9H5Cl3FNO2S
Coumarin 102 Coumarin 102 41267-76-9 C16H17NO2
(1H-PYRROLO[2,3-B]PYRIDIN-5-YL)-METHANOL (1H-PYRROLO[2,3-B]PYRIDIN-5-YL)-METHANOL 849067-97-6 C8H8N2O
(1H-BENZO[D]IMIDAZOL-2-YL)METHANAMINE (1H-BENZO[D]IMIDAZOL-2-YL)METHANAMINE 5805-57-2 C8H9N3
Sodium 1-(2-hydroxyethyl)-1H-tetrazol-5-ylthiolate Sodium 1-(2-hydroxyethyl)-1H-tetrazol-5-ylthiolate 400827-72-7 C3H5N4NaOS
DMAC-BP DMAC-BP 1685287-55-1 C43H36N2O
tert-butyl endo-3-hydroxy-9-azabicyclo[3.3.1]nonane-9-carboxylate tert-butyl endo-3-hydroxy-9-azabicyclo[3.3.1]nonane-9-carboxylate 934180-37-7 C13H23NO3
(4-(1-(3-(cyanomethyl)-1-(ethylsulfonyl)azetidin-3-yl)-1H-pyrazol-4-yl)-7H-pyrrolo[2,3-d]pyrimidin-7-yl)methyl pivalate (4-(1-(3-(cyanomethyl)-1-(ethylsulfonyl)azetidin-3-yl)-1H-pyrazol-4-yl)-7H-pyrrolo[2,3-d]pyrimidin-7-yl)methyl pivalate 1187595-90-9 C22H27N7O4S
(6R,7S)-Cefuroxime (6R,7S)-Cefuroxime C16H16N4O8S
Cefdinir Impurity E (CP) Cefdinir Impurity E (CP)
Methyl 8-hydroxy-3-(2-methoxy-2-oxoethyl)-6-methyl-9-oxo-9H-furo[3,4-b]chromene-1-carboxylate Methyl 8-hydroxy-3-(2-methoxy-2-oxoethyl)-6-methyl-9-oxo-9H-furo[3,4-b]chromene-1-carboxylate 96287-41-1 C17H14O8
(6-methyl-2-p-tolyl-2,3-dihydro-imidazo[1,2-a]pyridin-3-yl)-oxoacetic acid (6-methyl-2-p-tolyl-2,3-dihydro-imidazo[1,2-a]pyridin-3-yl)-oxoacetic acid 927820-48-2 C17H14N2O3
7-(Benzyloxy)-3,4,12,12a-tetrahydro-1H-[1,4]oxazino[3,4-c]pyrido[2,1-f][1,2,4]triazine-6,8-dione 7-(Benzyloxy)-3,4,12,12a-tetrahydro-1H-[1,4]oxazino[3,4-c]pyrido[2,1-f][1,2,4]triazine-6,8-dione 1370250-39-7 C17H17N3O4
(S)-4-((9H-fluoren-9-yl)methyl) 3-methyl 2H-1,4-oxazine-3,4(3H)-dicarboxylate (S)-4-((9H-fluoren-9-yl)methyl) 3-methyl 2H-1,4-oxazine-3,4(3H)-dicarboxylate 942152-97-8 C21H19NO5
3-Cyano-1,2,4-triazole 3-Cyano-1,2,4-triazole 3641-10-9 C3H2N4
1-Hydroxyethylethoxypiperazine 1-Hydroxyethylethoxypiperazine 13349-82-1 C8H18N2O2
1-BENZYLOXYCARBONYLPIPERIDINE-3-CARBONYL CHLORIDE 1-BENZYLOXYCARBONYLPIPERIDINE-3-CARBONYL CHLORIDE 216502-94-2 C14H16ClNO3
Triphenylsulfonium chloride Triphenylsulfonium chloride 4270-70-6 C18H15ClS
4-Bromomethypiperidine-1-carboxylic acid tert-butyl ester 4-Bromomethypiperidine-1-carboxylic acid tert-butyl ester 158407-04-6 C11H20BrNO2
7-Hydroxyquinolinone 7-Hydroxyquinolinone 70500-72-0 C9H7NO2
5-GERANOXY-7-METHOXYCOUMARIN 5-GERANOXY-7-METHOXYCOUMARIN 7380-39-4 C20H24O4
ETHYL 1-HYDROXYCYCLOPENTANE-CARBOXYLATE ETHYL 1-HYDROXYCYCLOPENTANE-CARBOXYLATE 41248-23-1 C8H14O3
ethyl 4'-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3,4,5-tetrahydro-[1,1'-biphenyl]-4-carboxylate ethyl 4'-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3,4,5-tetrahydro-[1,1'-biphenyl]-4-carboxylate 1418754-60-5 C21H29BO4
BMK Glycidic Acid (sodium salt) BMK Glycidic Acid (sodium salt) 5449-12-7 C10H11NaO3
Dibenzofuran, 3-bromo-6-phenyl- Dibenzofuran, 3-bromo-6-phenyl- 2181786-99-0 C18H11BrO
4,6-dichloro-2-cyclobutylpyrimidine 4,6-dichloro-2-cyclobutylpyrimidine 1353856-95-7 C8H8Cl2N2
Azacitidine Isomer Azacitidine Isomer
6-FLUORO-4-HYDROXYCOUMARIN 6-FLUORO-4-HYDROXYCOUMARIN 1994-13-4 C9H5FO3
Cefazolin Related Compound D Cefazolin Related Compound D
Sugammadex sodium hexabromide intermediate Sugammadex sodium hexabromide intermediate
(3S,5R,2R,3S)-posaconazole (3S,5R,2R,3S)-posaconazole
2',3',5'-TRI-O-BENZOYLINOSINE 2',3',5'-TRI-O-BENZOYLINOSINE 6741-88-4 C31H24N4O8
2 6-BIS[(4S 5S)-4-METHYL-5-PHENYL-2-OXA& 2 6-BIS[(4S 5S)-4-METHYL-5-PHENYL-2-OXA& 185346-20-7 C25H23N3O2
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