Common pharmaceutical intermediates

Common pharmaceutical intermediates

Entecavir entecavir intermediate:

Step 1:

3-cyclopenten-1-ol, 2-[(phenylmethoxy) methyl]-, (1R trans) CAS no:188399-48-6

Step 2:

(1S,2R,3S,5R)-2-(benzyloxymethyl)-6-oxabicyclo[3.1.0]hexan-3-ol CAS No:117641-39-1

Step 3:

6-Oxabicyclo[3.1.0]hexane,3-(phenylmethoxy)-2-[(phenylmethoxy)methyl]-, (1S,2R,3S,5R) CAS No 110567-22-1

Step 4:


(1S,2S,3S,5S)-5-(2-amino-6-(benzyloxy)-9H-purin-9-yl)-3-(benzyloxy)-2-(benzyloxymethyl)cyclopentanol cas:142217-77-4


Step 5:


(2R,3S,5S)-3-(benzyloxy)-5-(6-(benzyloxy)-2-((4-methoxyphenyl)diphenylmethylamino)- 9H-purin-9-yl)-2-(benzyloxymethyl)cyclopentanol CAS No：142217-78-5


Step 6:


(2R,3S,5S)-3-(benzyloxy)-5-(6-(benzyloxy)-2-((4-methoxyphenyl)diphenylmethylamino)-9H-purin-9-yl)-2-(benzyloxymethyl)cyclopentanone CAS No 142217-79-6


Step 7:


6-(benzyloxy)-9-((1S,3R,4S)-4-(benzyloxy)-3-(benzyloxymethyl)-2-methylenecyclopentyl)-N-((4-methoxyphenyl)diphenylmethyl) -9H-purin-2-amine CAS No 142217-80-9


Step 8:


6-(benzyloxy)-9-((1S,3R,4S)-4-(benzyloxy)-3-(benzyloxymethyl)-2-methylenecyclopentyl)-9H-purin-2-amine CAS No 204845-95-4


Gadolinium diamine monohydrate 122795-43-1


Azerdipine intermediate

Azerdipine intermediate cas:18621-17-5


Azerdipine intermediate cas:116574-14-2


Azerdipine intermediate cas:170749-59-4


Azerdipine intermediate cas:39562-25-9


Anagrelide intermediate


N- (6-nitro-2.3-dichlorobenzyl) glycine ethyl ester hydrochloride n- (2.3-dichloro-6-nitrobenzyl) glycine HCl content: more than 98% and 99%


N- (6-amino-2.3-dichlorobenzyl) glycine ethyl ester ethyl n- (6-amino-2.3-dichlorobenzene) glycine 70406-92-7


Prasugrel prasugrel side chain (intermediate) 150322-73-9 content: more than 98%

Adapalene adapalene intermediate:

2-(1-Adamantyl)-4-bromophenol

2- (1-adamantyl) - 4-bromophenol 2- (1-adamantyl) - 4-Bromoanisole

2- (1-adamantyl) - 4-Bromoanisole

Methyl 6-[3-(1-adamantyl)-4-methoxyphenyl]-2-naphthoate

6-[3- (1-adamantyl) - 4-methoxyphenyl] - 2-naphthoic acid methyl ester

1-(5-Bromo-2-Methoxyphenyl)-adamantane CAS NO.104224-63-7

1- (5-bromo-2-methoxyphenyl) adamantane methyl 6-bromo-2-sodium

Methyl 6-bromo-2-naphthoic acid

Atracurium CIS benzenesulfonate and its intermediates

Tetrahydropapaverine hydrochloride

1,5-pentanediol diacrylate

Demethyl atracurium oxalate

(R) - (-) - tetrahydropapaverine hydrochloride

(1R, 1 'R) - demethyl atracurium oxalate

Atracurium benzenesulfonate

Calcium levophyllate / calcium levophyllate

3-methylthiophene cas: 616-44-4

Luminol and its sodium salt "cas: 521-31-3

Decitabine and its intermediates