2-Amino-1,9-dihydro-9-[(1S,3R,4S)-4-(benzyloxy)-3-(benzyloxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one

2-氨基-1,9-二氢-9-[(1S,3R,4S)-4-苄氧基-3-苄氧基甲基-2-亚甲基环戊基]-6H-嘌呤-6-酮

Also known as: 2-Amino-9-((1S,3R,4S)-4-(benzyloxy)-3-(benzyloxymethyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one, Entecavir intermediate N-1, Entecavir intermediate N8, Entecavir intermediate 8, Entecavir-8, Entecavir-9, 3',5'-Di-O-benzyl Entecavir, Dibenzyl Entecavir, Entecavir E8, Entecavir Impurity 4, Entecavir Impurity 16, Entecavir InterMediate VIII IsoMer, 6H-Purin-6-one, 2-amino-1,9-dihydro-9-[(1S,3R,4S)-2-methylene-4-(phenylmethoxy)-3-[(phenylmethoxy)methyl]cyclopentyl]-

2-Amino-1,9-dihydro-9-[(1S,3R,4S)-4-(benzyloxy)-3-(benzyloxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one (CAS 142217-81-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C26H27N5O3 and a molecular weight of 457.524 g/mol. It is also known as 2-Amino-9-((1S,3R,4S)-4-(benzyloxy)-3-(benzyloxymethyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one, Entecavir intermediate N-1 and Entecavir intermediate N8. Key property: a density of 1.3±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

142217-81-0

Jingsj CID

J-1504184-3

Molecular Formula

C₂₆H₂₇N₅O₃

Chinese Name

2-氨基-1,9-二氢-9-[(1S,3R,4S)-4-苄氧基-3-苄氧基甲基-2-亚甲基环戊基]-6H-嘌呤-6-酮

Molecular Weight

457.524 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026