API Intermediates

S No. Product Name CAS No. Used For Structure
1 2,3,4,6-Tetra-O-Benzyl-Dgalactopyranose
CAS No: 6386-24-9
Migalastat
2 (S)-2-Methyl glycidyl 4-nitrobenzene
sulfonate
CAS No: 683276-63-3
Delamanid
3 2-Fluoro-3-Methoxyphenylboronic
Acid
CAS No: 352303-67-4
Elagolix
4 1-(3-Methoxyphenyl) piperazine.
Hydrochloride
CAS No: 16015-70-6
Letermovir
5 (R)-2-Methyl glycidyl 4-nitrobenzoate
CAS No: 106268-96-6
Common chiral intermediate
6 (S)-2-Methyl glycidyl 4-nitrobenzoate
CAS No: 118200-96-7
Common chiral intermediate
7 (R)-2-Methyl glycidyl 4-nitrobenzene
sulfonate
CAS No: 115314-17-5
Common chiral intermediate
8 (S)-2,2-Dimethyl-1,3-dioxolane-4-
nitrobenzenesulfonate.
CAS No. 119555-33-8
Common chiral intermediate
9 N,N-Bis(trifluoromethylsulfonyl)
aniline
CAS No: 37595-74-7
Vadadustat
10 (4S)-2,2,4-Trimethylpyrrolidine.
Hydrochloride
CAS No. 1897428-40-8
Elexacaftor
11 Cis-1-Acetoxy-3-hydroxy-4-
cyclopentene
(Cis-1-Acetoxycyclopent-4-en-3-ol)
CAS No. 60410-16-4
Ticagrelor
12 Cis-1,3-Diacetoxy-4-cyclopentene
(cis-3,5-Diacetoxy-1-cyclopentene
CAS No. 54664-61-8
Ticagrelor
13 4,6-Dichloro-2-(propylthio)pyrimidin-
5-amine
(Ticagrelor intermediate-1)
CAS No. 145783-15-9
Ticagrelor
14 Diethyl mesyloxymethyl phosphonate
CAS No. 114108-84-8
Tenofovir
15 Dimethyl 3-(benzyloxy)-4-oxo-4Hpyran-
2,5-dicarboxylate
CAS No. 1246616-66-
Doultegravir
16 (S)-2-Amino-1,1-diphenyl-1-propanol
CAS No. 78603-91-5
Droxidopa
17 (S)-Methyl-3-amino-3-
phenylpropanoate hydrochloride
CAS No. 144494-72-4
Maraviroc
18 3-Methyl-1H-pyrazol-5-amine
CAS No. 31230-17-8
Anagliptin
19 Ethyl 2,2-diformylacetate
CAS No. 80370-42-9
Anagliptin
20 2-Methylpyrazolo[1,5-a]pyrimidine-6-
carboxylic acid
CAS No. 739364-95-5
Anagliptin
21 (S)-3,4-Dihydro-6-methyl-2-((S)-
oxiran-2-yl)-2H-chromene
(Isomer-A)
CAS No. 129101-36-6
Nebivolol
22 (R)-3,4-Dihydro-6-methyl-2-((R)-
oxiran-2-yl)-2H-chromene
(Isomer-B)
CAS No. 129101-37-7
Nebivolol
23 2-Butyl-5-nitrobenzofuran
CAS No. 133238-87-6
Dronedarone
24 2-N-Butyl-3-(4-methoxyybenzoyl)-5-
Nitro benzofuran
CAS No. 141627-42-1
Dronedarone
25 4-Benzyloxynitrobenzene
CAS No. 1145-76-2
Bazedoxifene
26 4-(Benzyloxy)aniline Hydrochloride
CAS No. 51388-20-6
Bazedoxifene
27 4’-Hydroxy propiophenone
CAS No. 70-70-2
Bazedoxifene
28 (4-Benzyloxy phenyl) propane -1-one
CAS No. 4495-66-3
Bazedoxifene
29 (4-Benzyloxy phenyl)-2-
bromopropane-1-one
CAS No. 35081-45-9
Bazedoxifene
30 (4-Chlorophenyl) diphenyl-methanol
CAS No. 6922-89-0
Trityl alcohols
31 Tri(4-methoxyphenyl)methanol
CAS No. 3010-81-9
Trityl alcohols
32 4,4’,2”,4”- Tetramethoxytrityl
alcohol
Trityl alcohols
33 2-(Diethylamino)ethanethiol
Hydrochloride
CAS No. 1942-52-5
Desvenlafaxine
34 1-Fluoronaphthalene,
CAS No. 321-38-0
Duloxetine
35 4-(4-Aminophenyl)morpholin-3-one
CAS No. 438056-69-0
Rivaroxaban
36 3,5-Diiodo-L-thyronine
CAS No. 1041-01-6
Levothyroxine
37 1-(3-Ethoxy-4-Methoxyphenyl)-2-
(Methylsulfonyl) ethenone
CAS No. 1450657-28-9
Apremilast
38 3-Acetamidophthalic anhydride
CAS No. 6296-53-3
Apremilast
39 5-(2-mercaptothiazol-4-yl)thiophene-
2-carboxamide
CAS No. 52560-89-1
Arotinolol
hydrochloride
40 (Z)-2-Methylbut-2-enoic acid
CAS No. 565-63-9
Angelic acid
41 2,3-Diamino benzamide
dihydrochloride.
CAS No. 266993-72-0
Common
Intermediate
42 Benzyl chloroacetate
CAS No. 140-18-1
Common
Intermediate
43 (S)-2,2-Dimethyl-1,3-dioxolane-4-
nitrobenzenesulfonate.
CAS No. 119555-33-8
Common chiral
intermediate
44 (R)-2,2-Dimethyl-1,3-dioxolane-4-
nitrobenzenesulfonate.
CAS No. 109111-28-6
Common chiral
intermediate
45 2,2,5,5-tetramethyl-3-amino
pyrrolidine-1-oxyl
CAS No. 34272-83-8
CommonInterme
diate
46 3-Carbamoyl-2,2,5,5-tetramethylpyrrolidine-
1-oxyl
CAS No. 4399-80-8
Common
Intermediate
47 3-Carboxy-2,2,5,5-tetramethylpyrrolidine-
1-oxyl
CAS No. 79463-77-7
Common
Intermediate
48 (3E,5E)-3,5-bis[(4-Cyanophenyl)-
methylidene]-4-oxopiperidine
 

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