3',5'-di-O-Benzyl Entecavir

Name: 3',5'-di-O-Benzyl Entecavir
Brand: Zemixal
SKU: ZX-029273

Reference StandardAvailable on request

3',5'-di-O-Benzyl Entecavir (CAS 142217-81-0) supplier Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg.

Pack sizes

3',5'-di-O-Benzyl Entecavir chemical structure

CAS number142217-81-0

FormulaC₂₆H₂₇N₅O₃

Molar mass457.5 g/mol

Physical formSolid

HS code38229090

InChIKeyKROVOOOAPHSWCR-FKBYEOEOSA-N

IUPAC name2-amino-9-[(1S,3R,4S)-2-methylidene-4-phenylmethoxy-3-(phenylmethoxymethyl)cyclopentyl]-1H-purin-6-one

About 3',5'-di-O-Benzyl Entecavir

3',5'-di-O-Benzyl Entecavir belongs to the Entecavir reference-standard family in the Zemixal catalogue. Key data (Reference Standard): CAS 142217-81-0, formula C26H27N5O3 and molar mass 457.5 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Each lot travels with a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Entecavir

See every impurity, metabolite and related compound we list for this API.

Entecavir standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of 3',5'-di-O-Benzyl Entecavir
Product name	3',5'-di-O-Benzyl Entecavir
Catalogue number	ZX-029273
CAS number	142217-81-0
IUPAC name	2-amino-9-[(1S,3R,4S)-2-methylidene-4-phenylmethoxy-3-(phenylmethoxymethyl)cyclopentyl]-1H-purin-6-one
Molecular formula	C₂₆H₂₇N₅O₃
Molar mass	457.5 g/mol
Exact mass	457.2114
Grade	Reference Standard
Physical form	Solid
XLogP3	2.2
H-bond donors / acceptors	2 / 5
Topological polar surface area	104 Å²
HS code	38229090
InChIKey	KROVOOOAPHSWCR-FKBYEOEOSA-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	135565404
Synonyms	Entecavir-9, Entecavir Intermediate VIII Isomer, Dibenzyl Entecavir, Entecavir Intermediate N-1

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of 3',5'-di-O-Benzyl Entecavir
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 3',5'-di-O-Benzyl Entecavir

Which CAS number identifies 3',5'-di-O-Benzyl Entecavir?

3',5'-di-O-Benzyl Entecavir is registered under CAS 142217-81-0. You may also see it listed as Entecavir-9, Entecavir Intermediate VIII Isomer, Dibenzyl Entecavir. Our catalogue number for this item is ZX-029273.

What are the formula and molar mass of 3',5'-di-O-Benzyl Entecavir?

For 3',5'-di-O-Benzyl Entecavir, its formula is C26H27N5O3 and its molar mass is 457.5 g/mol. The systematic (IUPAC) name is 2-amino-9-[(1S,3R,4S)-2-methylidene-4-phenylmethoxy-3-(phenylmethoxymethyl)cyclopentyl]-1H-purin-6-one. InChIKey KROVOOOAPHSWCR-FKBYEOEOSA-N lets you match it in any structure database.

How is 3',5'-di-O-Benzyl Entecavir used in pharmaceutical QC?

3',5'-di-O-Benzyl Entecavir is a characterised reference material linked to Entecavir. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for 3',5'-di-O-Benzyl Entecavir?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with 3',5'-di-O-Benzyl Entecavir?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship 3',5'-di-O-Benzyl Entecavir to my country?

Yes. 3',5'-di-O-Benzyl Entecavir ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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