17-Ethynylestriol

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Names

[ CAS No. ]:
4717-40-2

[ Name ]:
17-Ethynylestriol

[Synonym ]:
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

Chemical & Physical Properties

[ 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

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 3,16alpha-dihydroxyestra-1,3,5(10)-trien-17-one 3,16-diacetate
  • Bromo(ethynyl)magnesium

DownStream

Related Compounds

  • 17-Ethynylestriol
  • 17,21-bis-chloroacetoxy-ajmalane
  • 17-cyclopropanecarbonyl-4,5α-epoxy-3-methoxy-morphin-7-en-6α-ol
  • 17-butyryl-4,5α-epoxy-14-hydroxy-3-methoxy-morphin-7-en-6-one
  • (17-acetyloxy-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl)imino-imino-azanium
  • 17-(dimethylamino)heptadecyl anthracene-2-carboxylate
  • 3-Cyclopropyl-6-propyl-[1,2]oxazolo[5,4-b]pyridin-4-ol
  • 6-Ethyl-3-propyl-[1,2]oxazolo[5,4-b]pyridin-4-amine
  • 2-[3-[2-Cyano-3-[(3,4-dimethylphenyl)amino]-3-oxo-1-propen-1-yl]-2,5-dimethyl-1H-pyrrol-1-yl]-4,5,6,7-tetrahydro-N-(4-methylphenyl)benzo[b]thiophene-3-carboxamide
  • Tert-butyl 9-amino-6-azaspiro[bicyclo[5.2.0]nonane-8,3'-oxolane]-6-carboxylate
  • 4-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methoxypropanamido]-3-fluorobenzoic acid
  • 2-{1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-fluorophenyl]-N-(prop-2-yn-1-yl)formamido}acetic acid
  • 1-[3a-(Hydroxymethyl)-octahydrocyclopenta[b]pyrrol-1-yl]-2-methoxyethan-1-one
  • rac-methyl (3aR,6aR)-hexahydro-2H-furo[3,2-b]pyrrole-5-carboxylate
  • 3-chloro-5-(1-ethyl-1H-1,2,3-triazol-4-yl)-1,2,3,6-tetrahydropyridine
  • 5-(1-propyl-1H-1,2,3-triazol-5-yl)-1,2,3,6-tetrahydropyridin-3-ol
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