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13β-ethyl-3-methoxy-17α-ethynyl-gona-1,3,5(10)-trien-17β-ol

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Origin: China

Cas No: 14009-70-2

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 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.: 14009-70-2 Formula: C22H28O2 Molecular Weight: 324.45700

Description

Mestranol derivative. It is used as contraceptive.

Basic Info

Chemical Name	13β-ethyl-3-methoxy-17α-ethynyl-gona-1,3,5(10)-trien-17β-ol
Synonyms	18-Methyl Mestranol; LEVONORGESTREL-A-AROMATIC IMPURITY;
CAS No.	14009-70-2
Molecular Formula	C22H28O2
Molecular Weight	324.45700
PSA	29.46000
LogP	4.30570

Properties

Vapor Pressure	4.54E-09mmHg at 25°C

Synthesis Route

l-3-Methoxy-13β-ethyl-gona-1,3,5(10),8-tetraen-17β-ol-hydrogensuccinat→13β-ethyl-3-methoxy-17α-ethynyl-gona-1,3,5(10)-trien-17β-ol
2-[2-(3,4-dihydro-6-methoxy-1(2H)-naphthalenylidene)ethyl]-2-ethyl-1,3-cyclopentanedione→13β-ethyl-3-methoxy-17α-ethynyl-gona-1,3,5(10)-trien-17β-ol
dl-3-Methoxy-13β-ethyl-gona-1,3,5(10),8,14-pentaen-17β-ol→13β-ethyl-3-methoxy-17α-ethynyl-gona-1,3,5(10)-trien-17β-ol

Precursor

2-Ethyl-1,3-cyclopentanedione
l-3-Methoxy-13β-ethyl-gona-1,3,5(10),8-tetraen-17β-ol-hydrogensuccinat
dl-3-Methoxy-13β-ethyl-gona-1,3,5(10),8,14-pentaen-17β-ol
(1)-13-Ethyl-3-methoxygona-1,3,5(10),8,14-pentaen-17-one

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