Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 17-Ethynylestriol
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Purity: 98.0%
Stocking Period: 10 Day
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4717-40-2

4717-40-2 structure

4717-40-2 structure

Name: 17-Ethynylestriol
Chemical Name: 17a-Ethynylestriol
CAS Number: 4717-40-2
Molecular Formula: C₂₀H₂₄O₃
Molecular Weight: 312.403
Create Date: 2018-08-12 09:04:33
Modify Date: 2025-10-12 19:12:08

Name	17a-Ethynylestriol
Synonyms	Estra-1,3,5(10)-triene-3,16,17-triol, 17-ethynyl-, (16α,17β)- 17-ETHYNYLESTRADIOL 17-Ethynylestriol (16α,17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,16,17-triol

Density	1.3±0.1 g/cm3
Boiling Point	479.1±45.0 °C at 760 mmHg
Molecular Formula	C₂₀H₂₄O₃
Molecular Weight	312.403
Flash Point	221.6±23.3 °C
Exact Mass	312.172546
PSA	60.69000
LogP	3.60
Vapour Pressure	0.0±1.3 mmHg at 25°C
Index of Refraction	1.644

1247-71-8 structure

1247-71-8

4301-14-8 structure

4301-14-8

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4717-40-2 structure

4717-40-2

Literature: Engelfried; Gibian; Neumann; Prezewowsky; Schulz; Wiechert Arzneimittel-Forschung, 1966 , vol. 16, # 11 p. 1518 - 1522

Precursor 2
1247-71-8 4301-14-8
DownStream 0

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