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297-90-5

297-90-5 Structure

297-90-5 Structure
IdentificationBack Directory
[Name]

racemorphan
[CAS]

297-90-5
[Synonyms]

Cetarin
Nu-2206
Dromoran
Antalgin
racemorphan
Dea no. 9733
Racemethorphanum
Dl-3-hydroxy-N-methylmorphinan
2H-10, 4A-Iminoethanophenanthren-6-ol, 1,3,4,9,10,10A-hexahydro-11-methyl-, DL-
1,3,4,9,10,10A-Hexahydro-11-methyl-2H-10,4A-iminoethanophenanthren-6-ol, DL-mixture
[EINECS(EC#)]

206-048-0
[Molecular Formula]

C17H23NO
[MOL File]

297-90-5.mol
[Molecular Weight]

257.38
Chemical PropertiesBack Directory
[Melting point ]

251-253°
[Boiling point ]

400.62°C (rough estimate)
[density ]

0.9711 (rough estimate)
[refractive index ]

1.5200 (estimate)
[pka]

10.07±0.20(Predicted)
Hazard InformationBack Directory
[Uses]

racephedrine.
[Definition]

ChEBI: Levorphanol is a morphinane alkaloid.
[Purification Methods]

Crystallise it from MeOH or aqueous EtOH. The hydrochloride has m 176-177o. The hydrobromide has m 200-201o when recrystallised from EtOH/Et2O. [Sneider & Hellerbach Helv Chim Acta 33 1446 1950, Beilstein 21 III/IV 100.]
Tags:297-90-5 Related Product Information
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