3-O-Benzyl Estetrol 17-Acetate

Name: 3-O-Benzyl Estetrol 17-Acetate
Brand: Vaqora Chemicals
SKU: VQ-048275

About 3-O-Benzyl Estetrol 17-Acetate

3-O-Benzyl Estetrol 17-Acetate (CAS 690996-24-8) is a process intermediate or related compound of Estriol offered by Vaqora Chemicals. Formula C27H32O5, molecular weight 436.5 g/mol.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

Process chemists and analysts use it when developing synthetic routes to Estriol, tracking process-related impurities and validating analytical methods. Our customers for this product work in 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. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Estriol

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

Estriol impurities

Specifications & identifiers

Chemical identifiers
Product name	3-O-Benzyl Estetrol 17-Acetate
Catalogue No.	VQ-048275
CAS Number	690996-24-8
IUPAC name	[(8R,9S,13S,14S,15R,16R,17S)-15,16-dihydroxy-13-methyl-3-phenylmethoxy-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-17-yl] acetate
Molecular formula	C₂₇H₃₂O₅
Molecular weight	436.5 g/mol
Exact mass	436.225
InChIKey	JPIPMZOEOOUEIG-LHQKFFONSA-N
SMILES	CC(=O)O[C@@H]1[C@@H]([C@@H]([C@@H]2[C@@]1(CC[C@H]3[C@H]2CCC4=C3C=CC(=C4)OCC5=CC=CC=C5)C)O)O
PubChem CID	71313816

Physical properties
Physical form	Solid
LogP (XLogP3)	4.3
H-bond donors / acceptors	2 / 5
TPSA	76 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 3-O-Benzyl Estetrol 17-Acetate?

The CAS Registry Number of 3-O-Benzyl Estetrol 17-Acetate is 690996-24-8. It is also known as (16alpha,17alpha)-3-(Benzyloxy)-15,16-dihydroxyestra-1,3,5(10)-trien-17-yl acetate, 3-(Benzyloxy)-15alpha,16alpha-dihydroxyestra-1,3,5(10)-trien-17alpha-yl acetate.

What is the molecular formula and molecular weight of 3-O-Benzyl Estetrol 17-Acetate?

3-O-Benzyl Estetrol 17-Acetate has the molecular formula C27H32O5 and a molecular weight of 436.5 g/mol. Its IUPAC name is [(8R,9S,13S,14S,15R,16R,17S)-15,16-dihydroxy-13-methyl-3-phenylmethoxy-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-17-yl] acetate.

What is 3-O-Benzyl Estetrol 17-Acetate used for?

3-O-Benzyl Estetrol 17-Acetate is supplied as a characterised reference material related to Estriol. 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 3-O-Benzyl Estetrol 17-Acetate can I order?

We supply 3-O-Benzyl Estetrol 17-Acetate, 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 3-O-Benzyl Estetrol 17-Acetate?

Yes. Every lot of 3-O-Benzyl Estetrol 17-Acetate 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 3-O-Benzyl Estetrol 17-Acetate be shipped internationally?

Yes. We export 3-O-Benzyl Estetrol 17-Acetate worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.