Segesterone Acetate

Name: Segesterone Acetate
Brand: Vaqora Chemicals
SKU: VQ-033793

About Segesterone Acetate

Listed under CAS 7759-35-5, Segesterone Acetate is an API reference standard available from Vaqora Chemicals. Its molecular formula is C23H30O4 and its molecular weight is 370.5 g/mol. It is also known as Nestorone or Elcometrine.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. It carries the GHS signal word “Warning” with 2 hazard statements. Review the Safety Data Sheet before use.

Laboratories use this the parent drug substance standard for identity and assay testing, system suitability checks and method validation supporting ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

We offer Segesterone Acetate in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Specifications & identifiers

Chemical identifiers
Product name	Segesterone Acetate
Catalogue No.	VQ-033793
CAS Number	7759-35-5
IUPAC name	[(8R,9S,10R,13S,14S,17R)-17-acetyl-13-methyl-16-methylidene-3-oxo-2,6,7,8,9,10,11,12,14,15-decahydro-1H-cyclopenta[a]phenanthren-17-yl] acetate
Molecular formula	C₂₃H₃₀O₄
Molecular weight	370.5 g/mol
Exact mass	370.2144
Grade	Reference Standard
HSN code	38229090
InChIKey	CKFBRGLGTWAVLG-GOMYTPFNSA-N
SMILES	CC(=O)[C@]1(C(=C)C[C@@H]2[C@@]1(CC[C@H]3[C@H]2CCC4=CC(=O)CC[C@H]34)C)OC(=O)C
PubChem CID	108059

Physical properties
Physical form	Solid
LogP (XLogP3)	2.9
H-bond donors / acceptors	0 / 4
TPSA	60.4 Å²
Synonyms	Nestorone, Elcometrine, 19-Norpregn-4-ene-3,20-dione, 17-(acetyloxy)-16-methylene-, 17-Hydroxy-16-methylene-19-norpregn-4-ene-3,20-dione acetate, 16-Methylene-17-alpha-acetoxy-19-nor-4-pregnene-3,20-dione, 17-(Acetyloxy)-16-methylene-19-norpregn-4-ene-3,20-dione, Segesterone acetate (USAN), 16-methylene-17alpha-acetoxy-19-nor-4-pregnen-3,20-dione, 19-Norpregn-4-ene-3,20-dione, 17-hydroxy-16-methylene-, acetate, 16-Methylidene-3,20-dioxo-19-norpregn-4-en-17-yl acetate

Safety & hazard information (GHS)

Health hazard

Signal word: Warning

Hazard statements

H351Suspected of causing cancer
H361Suspected of damaging fertility or the unborn child

Precautionary statements: P203, P280, P318, P405, 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 Segesterone Acetate?

The CAS Registry Number of Segesterone Acetate is 7759-35-5. It is also known as Nestorone, Elcometrine, 19-Norpregn-4-ene-3,20-dione, 17-(acetyloxy)-16-methylene-.

What is the molecular formula and molecular weight of Segesterone Acetate?

Segesterone Acetate has the molecular formula C23H30O4 and a molecular weight of 370.5 g/mol. Its IUPAC name is [(8R,9S,10R,13S,14S,17R)-17-acetyl-13-methyl-16-methylidene-3-oxo-2,6,7,8,9,10,11,12,14,15-decahydro-1H-cyclopenta[a]phenanthren-17-yl] acetate.

Which grade and pack sizes of Segesterone Acetate can I order?

We supply Segesterone Acetate 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 Segesterone Acetate?

Yes. Every lot of Segesterone 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 Segesterone Acetate be shipped internationally?

Yes. Segesterone Acetate 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.