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ETHISTERONE

ETHISTERONE

CAS Number: 434-03-7

Molecular Formula: C21H28O2

About ETHISTERONE

Ethisterone CAS 434-03-7 is a pioneering steroid hormone utilised extensively as an active pharmaceutical ingredient for treating menstrual disorders and endometriosis, with the API intermediates market seeing increased demand for high purity fine chemicals that ensure therapeutic efficacy. As a versatile 17-alpha-ethy...

ETHISTERONE Specifications

CAS Number

434-03-7

Molecular Formula

C21H28O2

Molecular Weight

312.45 g/mol

IUPAC Name

(8R,9S,10R,13S,14S,17R)-17-ethynyl-17-hydroxy-10,13-dimethyl-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-3-one

Canonical SMILES

C[C@]12CCC(=O)C=C1CC[C@@H]3[C@@H]2CC[C@]4([C@H]3CC[C@]4(C#C)O)C

InChI Key

CHNXZKVNWQUJIB-CEGNMAFCSA-N

PubChem CID

5284557.0

CAS Number

434-03-7

Molecular Formula

C21H28O2

Molecular Weight

312.45 g/mol

IUPAC Name

(8R,9S,10R,13S,14S,17R)-17-ethynyl-17-hydroxy-10,13-dimethyl-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-3-one

Canonical SMILES

C[C@]12CCC(=O)C=C1CC[C@@H]3[C@@H]2CC[C@]4([C@H]3CC[C@]4(C#C)O)C

InChI Key

CHNXZKVNWQUJIB-CEGNMAFCSA-N

PubChem CID

5284557.0

Molecular Weight

312.45 g/mol

Physical appearance

White to light yellow to light orange powder to crystal

Hormonal Therapy

A synthetic progestin used in the treatment of gynecological disorders, including irregular menstruation, amenorrhea, and premenstrual syndrome

Pharmaceutical Intermediate

A vital building block and metabolite of danazol utilized as an intermediate in the synthesis of various medicinal compounds such as spironolactone

Cell Culture Component

A progestational agent used as a component in Dulbecco's modified eagle medium (DMEM) to culture transfected COS-7 cells for gene transfection and transient transfection assays

Reference Standard

A certified reference material intended for use in specified quality tests, assays, and laboratory analysis as prescribed by USP and EP compendia.

ETHISTERONE FAQs

Minimum Order Quantity

25 kg (pilot) · 1 MT (commercial)

Lead Time

3 – 5 weeks ex-works

Incoterms

FOB · CIF

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

Regional Availability

India · EU · Middle East · Southeast Asia

Documentation

SDS · COA · TDS available on request

Compliance & Quality

REACH registered*

GHS/SDS available

ISO 9001:2015 site*

RoHS compliant*

Global sourcing network

Consistent quality & reliability

End-to-end technical support

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