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(8R,9S,13S,14S,17R)-17-ethynyl-3,17-dihydroxy-13-methyl-7,8,9,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-6-one

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Origin: China

Cas No: 38002-18-5

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

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CAS No.: 38002-18-5 Formula: C20H22O3 Molecular Weight: 310.38700

Description

An oxidative tranformation product of Norethindrone Acetate and Ethynyl Estradiol.

Basic Info

Chemical Name	(8R,9S,13S,14S,17R)-17-ethynyl-3,17-dihydroxy-13-methyl-7,8,9,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-6-one
Synonyms	6-Keto Ethynyl Estradiol; 6-oxo ethinylestradiol; 17-ethinyl-6-oxo-estradiol; UNII-9M79F2839C;
CAS No.	38002-18-5
Molecular Formula	C20H22O3
Molecular Weight	310.38700
PSA	57.53000
LogP	3.25280

Synthesis Route

norethisterone→(8R,9S,13S,14S,17R)-17-ethynyl-3,17-dihydroxy-13-methyl-7,8,9,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-6-one
3,17β-diacetoxy-17α-ethinylestra-1,3,5(10)-trien-6-one→(8R,9S,13S,14S,17R)-17-ethynyl-3,17-dihydroxy-13-methyl-7,8,9,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-6-one
norethisterone→(8R,9S,13S,14S,17R)-17-ethynyl-3,17-dihydroxy-13-methyl-7,8,9,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-6-one+6-Oxo Norethindrone

Precursor

Ethynyl Estradiol Diacetate
norethisterone
3,17β-diacetoxy-17α-ethinylestra-1,3,5(10)-trien-6-one
17α-ethinyl-17β-hydroxy-3-methoxyestra-1,3,5(10)-triene-6-one

Downstream Product

(6S,8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,6,17-triol
(6R,8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,6,17-triol

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