Key Starting Material & Intermediates

S. No. Product Name (API Name) Name of the intermediate CAS Number
1
Benserazide Hydrochloride
2,3,4-Trihydroxy benzaldehyde
[2144-08-3]
2
Benserazide Hydrochloride
DL-Serine hydrazide hydrochloride
[55819-71-1]
3
Irbesartan
2-cyano-4-bromo methyl biphenyl (CBMB) (Irbesartan intermediate)
[114772-54-2]
4
Penciclovir
6-chloro-9h-purin-2-amine (penciclovir intermediate)
[10310-21-1]
5
Solifenacin Succinate
1-Phenyl-3,4-dihydroisoquinoline
[52250-50-7]
6
Solifenacin Succinate
(S)-1-phenyl-1,2,3,4-tetrahydroisoquinoline
118864-75-8
7
Mirtazapine
1-(3-cyanopyridyl-2)-2-phenyl-4-methylpiperazine
[61337-88-0]
8
Mirtazapine
1-(3-carboxy pyridyl-2)-2-phenyl-4-methylpiperazine
[61338-13-4]
9
Mirtazapine
1-(3-hydroxymethylpyridyl-2)-2-phenyl- methylpiperazine
[61337-89-1]
10
Candesartan
(±)-cyclohexyl-1-chloroethyl carbonate (Cilexetil chloride)
[99464-83-2]
11
Ribavirin
1-(2,3,5-tri-o-acetyl-β-d-ribifuranosyl)-1h-1,2,4- triazole-3- carboxylic acid, methyl ester
[39925-10-5]
12
Risperidone
6-fluoro-3-(4-piperidinyl)-1,2, benzisoxazole hydrochloride
[84163-13-3]
13
Bupropion HCL
3-Chloropropiophenone
[34841-35-5]
14
Carvedilol
4-Hydroxycarbazole
[52602-39-8]
15
Pioglitazone
2-(5-ethylpyridine-2yl)ethyl methyl sulfonate
[144809-26-7]
16
Pioglitazone
4-(2-(5-ethylpyridine-2yl) ethoxy) benzaldehyde(pioaldehyde)
[114393-97-4]
17
Pioglitazone
5-[4-[2-(5-ethyl-2-pyridyl) ethoxy] benzylidene]-2,4thiazolidinedione
[627502-58-3]
18
Risperidone
3-(2-chloroethyl)-2-methyl-6,7,8,9-tetrahydro-4h-pyrido[1,2-a] pyrimidan-4-one hydrochloride [Risperidone piperidopyrimidinone]
[93076-03-0]
19
Ribavirin
1-(2,3,5-tri-o-acetyl-β-d-ribofuranosyl)-1h-1,2,4- triazole-3-carboxylic acid methyl ester
[39925-10-5]
20
Gemfibrozil
Isobutyl isobutyrate
[97-85-8]
21
Gemfibrozil
Isobutyl side chain
[109232-37-3]
22
Gemfibrozil
Gemfibrozil isobutyl ester
[148105-26-0]
23
Tafamidis and Agro related
3,5-Dichlorobenzoic acid
[51-36-5]
24
Raw material
3,5-Dichloro Benzyl alcohol
[60211-57-6]
25
Raw material
3,5-Dimethoxy Benzyl alcohol Raw material
[705-76-0]
26
Terbutaline sulphate
3,5-benzyloxy Acetophenone
[28924-21-2]
27
Acalabrutinib
2-Butynoic acid (Tetrolic acid)
[590-93-2]
28
Alfuzosin, Prazosin, Terazosin, Zeftinib
2-Chloro-4-amino-6,7-dimethoxyquinazoline
[23680-84-4]
29
Bepotastine
Pyridine-2-Carboxaldehyde
1121-60-4
30
Bupropion hydrochloride
1-Chloropropiophenone
[34841-35-5]
31
Bupropion hydrochloride
1-chloro-2-bromopropiophenone
[34911-51-8]
32
Bupropion hydrochloride
Bupropion base
[34911-552]
33
Bisoprolol Fumarate
2-[4-[[2-(1-methylethoxy) ethoxy] methyl] phenoxy methyl] oxirane [Bisoprolol Epoxide]
[66722-57-4]
34
Bisoprolol Fumarate
(+_)-1-(4[[2-(1-methylethoxy) ethoxy] methyl]phenoxy]-3-[(1-methylethyl) amino]-2-propanol [Bisoprolol base]
[66722-44-9]
35
Amiodarone hydrochloride
2-butyl-3-(4-methoxybenzoyl) benzofuran
[83790-87-8]
36
Amiodarone hydrochloride
2-butyl-3-(4-hydroxybenzoyl) benzofuran
[52490-15-0]
37
Trimebutine
beta-(dimethylamino)-beta-ethylphenethyl alcohol
[39068-94-5]
38
Nitazoxanide
Nitazoxanide (Base)
55981-09-4
39
Nitazoxanide
2-amino-5-Nitro Thiazole
[121-66-4]
40
Pramipexole
2,6-Diamino-4,5,6,7-tetrahydrobenzothiazole
[106092-09-5]
41
Sertraline Hydrochloride
1-Tetralone
[529-34-0]
42
Anagrelide Hydrochloride Monohydrate
Glycine, N-[(2,3-dichloro-6-nitrophenyl)methyl]-, ethyl ester, hydrochloride (1:1)
[70380-50-6]
43
Avatrombopag (under Developed)
4-(4-Chlorothiophen-2-yl)thiazol-2-amine
[ 570407-10-2 ]
44
Avatrombopag (under Developed)
1-Cyclohexylpiperazine
[17766-28-8]
45
Avatrombopag (under Developed)
5,6-Dichloronicotinic acid
[41667-95-2]
46
Avatrombopag (under Developed)
4-Piperidinecarboxylic acid, ethyl ester
[1126-09-6]
47
Glutamine (under Developed)
Glutamic acid 5-methyl ester
[1499-55-4]
48
Glutamine (under Developed)
N-Boc-L-glutamic Acid 5-Methyl Ester
[45214-91]
49
Glutamine (under Developed)
Di-tert-butyl pyrocarbonate
[24424-99-5]
50
Vonoprazan (under Developed)
5-(2-fluoro phenyl)-1-(pyridin-3-yl sulfonyl)-1H-pyrrole-3- carbaldehyde
[881677-11-8]
51
Vonoprazan (under Developed)
5-(2-FLUOROPHENYL)- 1H-PYRROLE-3- CARBALDEHYDE.
[881674-56-2]
52
Vonoprazan (under Developed)
Pyridine-3-Sulfonyl Chloride
[16133-25-8]
53
Vonoprazan (under Developed)
1-[5-(2-fluoro phenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3- yl]-N-methyl methanamine (Vonoprazan Base)
54
Stiripentol (under Developed)
1,3-Benzodioxole-5-carboxaldehyde, 3,4- (Methylenedioxy)benzaldehyde, Heliotropin
[ 120-57-0 ]
55
Zolpidem
2-(4-Methylphenyl)-6-methylimidazo[1,2-a]pyridine
[88965-00-8]
56
Safinamide (under Developed)
4-Hydroxybenzaldehyde
[123-08-0]
59
Lurasidone
(1R,2R)-Cyclohexane-1,2-diyldimethanol
65376-05-8
60
Ropinirol
4-(2-Bromoethyl)-3-chloro-1,3-dihydro-2H-indolin-2-one
120427-95-4
61
FURMONERTINIB
2,6-DICHLORO-3-NITROPYRIDINE
[16013-85-7]
62
Bepotastine
2-[(S)-(4-Chlorophenyl)(4-piperidinyloxy)methyl]pyridine (or) (S)-2-[(4-Chlorophenyl)(4-piperidinyloxy)methyl]pyridine
[201594-84-5]
63
Tafamidis Meglumine
3,5-Dichlorobenzoic acid
51-36-5
64
Lifitagrast
3,5-Dichlorobenzonitrile
6575-00-4
65
Lifitagrast
3,5-Dichlorobenzaldehyde
10203-08-4
66
3,5-Dichlorobenzyl alcohol
60211-57-6
67
Terbutaline Sulfate
3,5-benzyloxy Acetophenone
28924-21-2
68
3,5-Dimethoxy Acetophenone
39151-19-4
69
3-Amino Propionitrile
151-18-8
70
Acalabrutinib
2-Butynoic acid (Tetrolic acid)
590-93-2
71
Nirmatrelvir
Burgess Reagent
29684-56-8
72
O-Benzylhydroxylamine Hydrochloride
2687-43-6
73
Agro Related
N-Hydroxy phthalimide
524-38-9
73
N-Hydroxy succinimide
6066-82-6
74
Ketorolac
Phenyl(1H-pyrrol-2-yl)methanone
7697-46-3
75
Ketorolac
Triethyl (5-Benzoyl-1H-Pyrrol-2YL) Methanetricarboxylate
136116-84-2
76
Ketorolac
5-Benzoyl-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid.
74103-06-3
77
Ketorolac
6,6- Dimethyl 5, 7- dioxa Spiro(2,5) octane 4, 8- dione
5617-70-9
78
Dimethyl[2-(2,3-dibromo-5-benzoylpyrrol-1-yl)ethyl]malonate
80965-18-0
79
Pazopanib
2,3-Dimethyl-6-nitro-2H-indazole
444731-73-1
80
Venetoclax/Vemurafenib
5-Bromo-7-Azaindole
183208-35-7
81
Tenapanor
Benzyl mercaptan
100-53-8
82
Avotrobopag
5,6-Dichloronicotinic acid
41667-95-2
83
Avotrobopag
4-(4-Chlorothiophen-2-yl)-1,3-thiazol-2-amine
570407-10-2
84
Avotrobopag
4-(4-Chlorothiophen-2-yl)-5-(4-cyclohexylpiperazin-1-yl)-1,3-thiazol-2-amine
570407-42-0
85
Avotrobopag
Ethyl 1-(3-chloro-5-{[4-(4-chlorothiophen-2-yl)-5-(4-cyclohexylpiperazin-1-yl)- 1,3-thiazol-2-yl]carbamoyl} yridine-2-yl)piperidine-4-carboxylate
570403-14-4
86
Bedaquiline
3-Benzyl-6-bromo-2-methoxyquinoline
654655-69-3
87
Bedaquiline
3-Dimethylamino-1-(naphthalen-1-yl)propan-1-one hydrochloride
5409-58-5
88
Darolutamide
2-Chloro-4-(1H-pyrazol-5-yl)benzonitrile
1297537-37-1
89
Darolutamide
4-Acetyl-2-chlorobenzonitrile
101667-74-7
90
Darolutamide
4-Bromo-2-chlorobenzonitrile
154607-01-9
91
Vibegron
Tetrahydrofurfuryl chloride
3003-84-7
92
KSM
4,6-Dichloronicotinic acid
73027-79-9
93
KSM
Formamidine Acetate
3473-63-0
94
KSM
4-Bromophthalic anhydride
86-90-8
95
KSM/API
Riociguat
96
KSM
Apixiban
98
G6PD
N-[(3β,5α)-17-Oxoandrostan-3-yl]sulfamide
1373651-41-2
99
Pitrobrutinib
Propanedinitrile, 2-[(4-bromophenyl)methoxymethylene]
1188083-45-5
100
Deferasirox
2- (2-Hydroxyphenyl)-4H-1,3-benzoxazin-4-one
1218-69-5
101
Doxazosin/Alfuzosin
6-Aminoveratric acid
5653-40-7
102
Doxazosin/Alfuzosin
4-Amino-2-chloro-6,7-dimethoxyquinazoline
23680-84-4
103
KSM
Itracanzole Intermediate
104
KSM
2-(tert-butyldisulfanyl)ethanol
86840-29-1
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