19-Norpregna-1,3,5(10)-Trien-20-Yne-3,17-Diol

Modify Date: 2025-09-02 15:27:38

19-Norpregna-1,3,5(10)-Trien-20-Yne-3,17-Diol structure	Common Name	19-Norpregna-1,3,5(10)-Trien-20-Yne-3,17-Diol
	CAS Number	4717-38-8	Molecular Weight	296.403
	Density	1.2±0.1 g/cm3	Boiling Point	457.2±45.0 °C at 760 mmHg
	Molecular Formula	C₂₀H₂₄O₂	Melting Point	N/A
	MSDS	N/A	Flash Point	211.2±23.3 °C

Name	17-epi-Ethynyl Estradiol
Synonym	More Synonyms

Density	1.2±0.1 g/cm3
Boiling Point	457.2±45.0 °C at 760 mmHg
Molecular Formula	C₂₀H₂₄O₂
Molecular Weight	296.403
Flash Point	211.2±23.3 °C
Exact Mass	296.177643
PSA	40.46000
LogP	4.52
Vapour Pressure	0.0±1.2 mmHg at 25°C
Index of Refraction	1.624
InChIKey	BFPYWIDHMRZLRN-SWBPCFCJSA-N
SMILES	C#CC1(O)CCC2C3CCc4cc(O)ccc4C3CCC21C

Precursor 1
CAS#:767351-07-5 2-[3-(tert-buty...
DownStream 0

6|A-Hydroxy Ethynyl Estradiol

Prosexol

Gynolett

Dufaston

Estra-1,3,5(10)-triene-3,17β-diol, 17α-ethynyl-

Kolpolyn

Estra-1,3,5(10)-triene-3,17-diol, 17-ethynyl-, (17β)-

Ethynyl estradiol

Estra-1,3,5[10]-triene-3,17β-diol, 17-ethynyl-

Ethinyl estradiol

(17α)-19-Norpregna-1(10),2,4-trien-20-yne-3,17-diol

(8R,9S,13S,14S,17R)-17-Ethinyl-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-3,17-diol

17α-ethynylestradiol

Progylut

Ethinyloestradiol

(8R,9S,13S,14S,17R)-17-éthynyl-13-méthyl-7,8,9,11,12,13,14,15,16,17-décahydro-6H-cyclopenta[a]phénanthrène-3,17-diol

(17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol

Etinilestradiol

(17b)-17-ethynylestra-1(10),2,4-triene-3,17-diol

17-Ethynyloestra-1,3,5(10)-triene-3,17β-diol

Estra-1,3,5(10)-triene-3,17β-diol, 17-ethynyl-

Ylestrol

Progynon M

estra-1(10),2,4-triene-3,17-diol, 17-ethynyl-, (17b)-

Ethinyl estradiol (USP)

Etivex

17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol

Names