2-Amino-9-((1S,3R,4R)-4-(benzyloxy)-3-((benzy… 1354695-85-4

Name: 2-Amino-9-((1S,3R,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one
Brand: Vaqora Chemicals
SKU: VQ-025544

About 2-Amino-9-((1S,3R,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one

Listed under CAS 1354695-85-4, 2-Amino-9-((1S,3R,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one is an impurity of Entecavir available from Vaqora Chemicals. Its molecular formula is C26H27N5O3 and its molecular weight is 457.5 g/mol. Its systematic (IUPAC) name is 2-amino-9-[(1S,3R,4R)-2-methylidene-4-phenylmethoxy-3-(phenylmethoxymethyl)cyclopentyl]-1H-purin-6-one. Alternative names: 4'-epi-Entecavir-di-o-benzyl Ether and 4'-epi-Entecavir-di-o-benzylEther.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Good laboratory practice and suitable PPE are recommended during handling.

This Entecavir impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Entecavir

View every impurity, metabolite and intermediate we list for Entecavir.

Entecavir impurities

Specifications & identifiers

Chemical identifiers
Product name	2-Amino-9-((1S,3R,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one
Catalogue No.	VQ-025544
CAS Number	1354695-85-4
IUPAC name	2-amino-9-[(1S,3R,4R)-2-methylidene-4-phenylmethoxy-3-(phenylmethoxymethyl)cyclopentyl]-1H-purin-6-one
Molecular formula	C₂₆H₂₇N₅O₃
Molecular weight	457.5 g/mol
Exact mass	457.2114
Grade	Reference Standard
HSN code	38229090
InChIKey	KROVOOOAPHSWCR-FDFHNCONSA-N
SMILES	C=C1[C@H](C[C@H]([C@H]1COCC2=CC=CC=C2)OCC3=CC=CC=C3)N4C=NC5=C4N=C(NC5=O)N
PubChem CID	136219914

Physical properties
Physical form	Solid
LogP (XLogP3)	2.2
H-bond donors / acceptors	2 / 5
TPSA	104 Å²

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

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

The CAS Registry Number of 2-Amino-9-((1S,3R,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one is 1354695-85-4. It is also known as 4'-epi-Entecavir-di-o-benzyl Ether, 4'-epi-Entecavir-di-o-benzylEther.

What is the molecular formula and molecular weight of 2-Amino-9-((1S,3R,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one?

2-Amino-9-((1S,3R,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one has the molecular formula C26H27N5O3 and a molecular weight of 457.5 g/mol. Its IUPAC name is 2-amino-9-[(1S,3R,4R)-2-methylidene-4-phenylmethoxy-3-(phenylmethoxymethyl)cyclopentyl]-1H-purin-6-one.

What is 2-Amino-9-((1S,3R,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one used for?

2-Amino-9-((1S,3R,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one is supplied as a characterised reference material related to Entecavir. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of 2-Amino-9-((1S,3R,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one can I order?

We supply 2-Amino-9-((1S,3R,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 2-Amino-9-((1S,3R,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one?

Yes. Every lot of 2-Amino-9-((1S,3R,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 2-Amino-9-((1S,3R,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one be shipped internationally?

Yes. We export 2-Amino-9-((1S,3R,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.