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ChemicalBook--->CAS DataBase List--->848-21-5

848-21-5

848-21-5 Structure

848-21-5 Structure
IdentificationBack Directory
[Name]

17-Hydroxy-19-nor-17alpha-pregna-4,9,11-trien-20-yn-3-one
[CAS]

848-21-5
[Synonyms]

R-2010
Planor
Ogyline
RU-2010
norgestrienone
Ethynyl trienolone
(17R)-17-Hydroxy-19-norpregna-4,9,11-trien-20-yn-3-one
17-Hydroxy-19-nor-17alpha-pregna-4,9,11-trien-20-yn-3-one
19-Norpregna-4,9,11-trien-20-yn-3-one, 17-hydroxy-, (17α)-
17-Hydroxy-19-nor-17alpha-pregna-4,9,11-trien-20-yn-3-one USP/EP/BP
[EINECS(EC#)]

212-698-6
[Molecular Formula]

C20H22O2
[MDL Number]

MFCD00199020
[MOL File]

848-21-5.mol
[Molecular Weight]

294.39
Chemical PropertiesBack Directory
[Melting point ]

169°
[alpha ]

D20 +63° (c = 0.5 in alc)
[Boiling point ]

376.15°C (rough estimate)
[density ]

1.1129 (rough estimate)
[refractive index ]

1.4800 (estimate)
[pka]

12.76±0.40(Predicted)
[color ]

Pale-yellow needles from diisopropyl ether
Hazard InformationBack Directory
[Definition]

ChEBI: Norgestrienone is a steroid. It has a role as an estrogen.
[Safety Profile]

Human female reproductiveeffects by implant and intravaginal routes: changes inmenstrual cycle and fertility. When heated todecomposition it emits acrid smoke and irritating fumes
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