17-beta-Dihydro Equilin

Name: 17-beta-Dihydro Equilin
Brand: Vaqora Chemicals
SKU: VQ-025629

About 17-beta-Dihydro Equilin

Vaqora Chemicals supplies 17-beta-Dihydro Equilin, an impurity of Equilin registered under CAS number 3563-27-7. With the molecular formula C18H22O2, it has a molar mass of 270.4 g/mol. The IUPAC name is (9S,13S,14S,17S)-13-methyl-6,9,11,12,14,15,16,17-octahydrocyclopenta[a]phenanthrene-3,17-diol. It is also known as 17β-Dihydro Equilin or beta-Dihydroequilin.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

This Equilin impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from 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 Equilin

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

Equilin impurities

Specifications & identifiers

Chemical identifiers
Product name	17-beta-Dihydro Equilin
Catalogue No.	VQ-025629
CAS Number	3563-27-7
IUPAC name	(9S,13S,14S,17S)-13-methyl-6,9,11,12,14,15,16,17-octahydrocyclopenta[a]phenanthrene-3,17-diol
Molecular formula	C₁₈H₂₂O₂
Molecular weight	270.4 g/mol
Exact mass	270.162
Grade	Reference Standard
HSN code	38229090
InChIKey	NLLMJANWPUQQTA-UBDQQSCGSA-N
SMILES	C[C@]12CC[C@H]3C(=CCC4=C3C=CC(=C4)O)[C@@H]1CC[C@@H]2O
PubChem CID	11954027

Physical properties
Physical form	Solid
LogP (XLogP3)	3.2
H-bond donors / acceptors	2 / 2
TPSA	40.5 Å²
Synonyms	17β-Dihydro Equilin, beta-Dihydroequilin, Estra-1,3,5(10),7-tetraene-3,17-diol, (17beta)-, 17b-Dihydro Equilin, 7-dehydro-17beta-estradiol, 7,8-didehydro-17beta-estradiol, 17, A-Dihydro Equilin, estra-1(10),2,4,7-tetraene-3,17beta-diol, 17b-Dihydroequilin, 7-Dehydroestradiol

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H332Harmful if inhaled

Precautionary statements: P261, P264, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P317, P321, P330, P362 + P364, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 17-beta-Dihydro Equilin?

The CAS Registry Number of 17-beta-Dihydro Equilin is 3563-27-7. It is also known as 17β-Dihydro Equilin, beta-Dihydroequilin, Estra-1,3,5(10),7-tetraene-3,17-diol, (17beta)-.

What is the molecular formula and molecular weight of 17-beta-Dihydro Equilin?

17-beta-Dihydro Equilin has the molecular formula C18H22O2 and a molecular weight of 270.4 g/mol. Its IUPAC name is (9S,13S,14S,17S)-13-methyl-6,9,11,12,14,15,16,17-octahydrocyclopenta[a]phenanthrene-3,17-diol.

What is 17-beta-Dihydro Equilin used for?

17-beta-Dihydro Equilin is supplied as a characterised reference material related to Equilin. 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 17-beta-Dihydro Equilin can I order?

We supply 17-beta-Dihydro Equilin 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 17-beta-Dihydro Equilin?

Yes. Every lot of 17-beta-Dihydro Equilin 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 17-beta-Dihydro Equilin be shipped internationally?

Yes. 17-beta-Dihydro Equilin is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.