2-amino-9-((1S,3R,4S)-3-((benzyloxy)methyl)-4-(dimethyl(phenyl)silyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one

恩替卡韦相关物质A

Also known as: Entecavir EP Impurity F, Entecavir impurity F, Entecavir Related Compound A, Entecavir USP Impurity H, 6-O-Benzyl-4-dehydroxy-4-dimethylphenylsilyl Entecavir, Entecavir Impurity 19, 2-Amino-9-[(1S,3R,4S)-4-(dimethylphenylsilyl)-2-methylene-3-[(phenylmethoxy)methyl]cyclopentyl]-1,9-dihydro-6H-purin-6-one

2-amino-9-((1S,3R,4S)-3-((benzyloxy)methyl)-4-(dimethyl(phenyl)silyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one (CAS 649761-24-0) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C27H31N5O2Si and a molecular weight of 485.65300 g/mol. It is also known as Entecavir EP Impurity F, Entecavir impurity F and Entecavir Related Compound A. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 649761-24-0
Jingsj CID: J-1392140-0
Molecular Formula: C₂₇H₃₁N₅O₂Si
Chinese Name: 恩替卡韦相关物质A
Molecular Weight: 485.65300 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-amino-9-((1S,3R,4S)-3-((benzyloxy)methyl)-4-(dimethyl(phenyl)silyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one?

The CAS number of 2-amino-9-((1S,3R,4S)-3-((benzyloxy)methyl)-4-(dimethyl(phenyl)silyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one is 649761-24-0.

What are the molecular formula and molecular weight of 2-amino-9-((1S,3R,4S)-3-((benzyloxy)methyl)-4-(dimethyl(phenyl)silyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one?

2-amino-9-((1S,3R,4S)-3-((benzyloxy)methyl)-4-(dimethyl(phenyl)silyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one has molecular formula C27H31N5O2Si and molecular weight 485.65300 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "2-amino-9-((1S,3R,4S)-3-((benzyloxy)methyl)-4-(dimethyl(phenyl)silyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one (CAS 649761-24-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1392140-0 (accessed 2026-10-25).

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