Sr No Name of Intermediate Cas no
1 ( Bromo methyl) Cyclo butane 17247-58-4
2 (3-carboxypropyl)triphenylphosphonium bromide 17857-14-6
3 1(2H)-phthalazinone 119-39-1
4 1-(Dibromomethyl)-4-Nitro Benzene (Dibromo) 619-75-0
5 1,4- dibromobutane 110-52-1
6 1-Acetoxy Ethyl Bromide (1-AEB) 40258-78-4
7 1-bromodecane 112-29-8
8 2,4,6- Tribromophenol 118-79-6
9 3- (Trifluoromethyl)-5,6,7,8-tetrahydro [1,2,4] Triazolo[4,3-a]pyrazine Hydrochloride 762240-92-6
10 3- Amino-1-adamantanol 702-82-9
11 4- bromo anisole 104-92-7
12 4- Bromo Benzeldehyde 1122-91-4
13 4- Carboxybutyl triphenylphosphonium bromide 17814-85-6
14 4- Chloro-3-methoxy-2-methylpyridine 122307-41-9
15 4- Chloro-4’-hydroxybenzophenone 42019-78-3
16 4- Isobutylacetophenone 38861-78-8
17 4-Bromomethyl-2-Cyanobiphenyl (BR-OTBN) 114772-54-2
18 Alpha Bromo-2-chlorophenyl acetic acid 29270-30-2
19 Azacyclonol 115-46-8
20 Coupled Amine Hydrochloride 141109-19-5
21 Cyclo propyl methyl Bromide 7051-34-5
22 Cyclobutanecarboxylic acid 3721-95-7
23 Cyclobutyne-1,1-dicarboxylic acid 5445-51-2
24 Di benzo-18-Crown-6 14187-32-7
25 Ethyl- 2 chloro aceto acetate 609-15-4
26 L- Prolinamide Hydrochloride 112-29-8
27 L- Valine methyl ester Hydrochloride 17857-14-6
28 Meldrums Acid 1122-91-4
29 N- Propyl Bromide (NPBr) 104-92-7
30 N, N-Dimethylformamide dimethyl acetal(DMF-DMA) 17814-85-6
31 Naphthalene, 1,2,3,4-Tetrabromo-5,6,7,8-Tetrahydro  
32 Para Nitro Benzoic Acid 17247-58-4
33 Para-Nitro Benzaldehyde (PNBD) 7051-34-5
34 Para-Nitro Benzyl Alcohol (PNBA) 5445-51-2
35 Para-Nitro Benzyl Bromide (PNBBRP 3721-95-7
36 Sitagliptin Ketoamide 14187-32-7
37 2 6-pipecoloxyl idide 15883-20-2
38 2-Chloro-N-(2 6-dimethylphenyl) ac etami de/ CAX Base 1131-01-07
39 2-Chl oro-N-(o-tolylpropenamide Or 2-<Chloro-N (2-methyl phenyl) propenamide 19281-31-3