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API Intermediates

  S No   API Intermediate Name Structure CAS No
1 Levothyroxine 3,5-diiodo-L-tyrosine. dihydrate 18835-59-1
N-acetyl-3,5-diiodo-l-tyrosine ethyl ester 21959-36-4
O-methyl-N-acetyl-3,5-diiodo-L-thyronine ethyl ester 83249-56-3
O-(4-hydroxyphenyl)-3,5-diiodotyrosine (L-tyronine) 1041-01-6
2 Linezolid 4-(2-fluoro-4-nitrophenyl)morpholine 2689-39-6
3-fluoro-4-(morpholin-4-yl)aniline 93246-53-8
3 Lenalidomide 3-(4-nitro-1-oxo-1,3-dihydroisoindol-2-yl)piperidine-2,6-dione 827026-45-9
3-aminopiperidine-2,6-dione hydrochloride 2686-86-4
4 Fingolimod 2-(4-octylphenyl)-1-iodoethane 162358-07-8
Diethyl acetamidomalonate 1068-90-2
5 Iopamidol 5-nitroisophthalic acid 618-88-2
6 Plerixafor 1,4 -bis(bromomethyl)benzene 623-24-5

Pharmaceutical impurities and metabolites

     S No      API Impurity Name Structure CAS No
1 Linezolid N-(3-fluoro-4-morpholinophenyl)acetamide 1807854-53-0
2-(3-(3-fluoro-4-morpholinophenylamino)-2-hydroxypropyl)isoindoline-1,3-dione -
N-(3-(3-fluoro-4-morpholinophenylamino)-2-hydroxypropyl)acetamide -
N-(3-amino-2-hydroxypropyl)-N-(3-fluoro-4-morpholinophenyl)acetamide -
2 Olanzapine Olanzapine EP Impurity-C 719300-59-1
Olanzapine EP Impurity-D 174794-02-6
3 Clotrimazole Clotrimazole EP Impurity -A 66774-02-5
4 Benzocaine Ethyl-4-(acetylamino)benzoate 5338-44-3
Ethyl 4-{[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl) tetrahydro-2H-pyran-2-yl]amino}benzoate 28315-50-6
Ethyl 4-nitrobenzoate 99-77-4

Speciality chemicals

  S No   Chemical Name Structure CAS No
1 2'-deoxycytidine 32909-05-0
2 2,7-dimethyl-9-(4-nitrophenyl)-9H-xanthen-9-ol or DMPx-OH 32909-05-0
3 4-tolyl ether 1579-40-4
4 2-azetidinone 930-21-2
5 2-(2-hydroxyethyl)isoindoline-1,3-dione 3891-07-4
6 3,5-dimethyl-1H-pyrazole 67-51-6
7 Diethyl 1H-pyrazole-3,5-dicarboxylate 37687-24-4
8 1-{[(1-phenylethylidene) amino]oxy}ethanone 19433-17-1
9 2,4-diphenylpyridine 26274-35-1
10 Diethyl folate -
11 Sodium hexanoate 10051-44-2
12 Sodium laurate 629-25-4
13 Methyl 1,2,3,4-tetra-O-acetyl-β-D-glucuronate 7355-18-2
14 Acetobromo-α-D-glucuronic acid methyl ester 21085-72-3
15 tert-Butyl N-(2-bromoethyl)carbamate 39684-80-5
16 1-acetyl-5,5-dimethyl-hydantoin 6341-67-9
17 1-bromo -5,5-dimethyl-hydantoin 7072-23-3
18 3,5-dinitro-L-tyrosine monohydrate 17360-11-1
19 3-nitro-L-tyrosine 621-44-3
20 L-Lysine methyl ester HCl 26348-70-9
21 L-(−)-α-Amino-ε-caprolactam hydrochloride -

Natural products and extracts

  S No   Chemical Name Structure CAS No
1 3-methoxy-2-phenyl-4H-furo[2,3-H]-1-benzopyran-4-one (Karanjin) 521-88-0
2 Karanja seed oil extract - -