3-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-o… 1089-80-1

Name: 3-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-one
Brand: Vaqora Chemicals
SKU: VQ-022582

About 3-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-one

Listed under CAS 1089-80-1, 3-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-one is a metabolite or degradation product of Estrone available from Vaqora Chemicals. Its molecular formula is C18H20O2 and its molecular weight is 268.3 g/mol. Systematically, it is named (8S,13S,14S)-3-hydroxy-13-methyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-17-one. Alternative names: 9-Dehydroestrone and 1,3,5(10),9(11)-estratetraen-3-ol-17-one.

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.

Analytical teams use this compound to identify metabolites and degradants of Estrone, to validate stability-indicating methods (AMV) and to support QC and regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

We offer 3-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-one in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Related to Estrone

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

Estrone impurities

Specifications & identifiers

Chemical identifiers
Product name	3-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-one
Catalogue No.	VQ-022582
CAS Number	1089-80-1
IUPAC name	(8S,13S,14S)-3-hydroxy-13-methyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-17-one
Molecular formula	C₁₈H₂₀O₂
Molecular weight	268.3 g/mol
Exact mass	268.1463
Grade	Reference Standard
HSN code	38229090
InChIKey	SONVSJYKHAWLHA-RYRKJORJSA-N
SMILES	C[C@]12CC=C3[C@H]([C@@H]1CCC2=O)CCC4=C3C=CC(=C4)O
PubChem CID	10890881

Physical properties
Physical form	Solid
LogP (XLogP3)	3
H-bond donors / acceptors	1 / 2
TPSA	37.3 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-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-one?

The CAS Registry Number of 3-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-one is 1089-80-1. It is also known as 9-Dehydroestrone, 1,3,5(10),9(11)-estratetraen-3-ol-17-one.

What is the molecular formula and molecular weight of 3-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-one?

3-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-one has the molecular formula C18H20O2 and a molecular weight of 268.3 g/mol. Its IUPAC name is (8S,13S,14S)-3-hydroxy-13-methyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-17-one.

What is 3-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-one used for?

3-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-one is supplied as a characterised reference material related to Estrone. 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-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-one can I order?

We supply 3-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-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 3-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-one?

Yes. Every lot of 3-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-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 3-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-one be shipped internationally?

Yes. We export 3-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-one worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.