6,7-Didehydro-22α-ethyl-15,16-dimethoxyobscurinervan-21-one

CAS No.
7097-00-9
Chemical Name:
6,7-Didehydro-22α-ethyl-15,16-dimethoxyobscurinervan-21-one
Synonyms
Obscurinervine;6,7-Didehydro-22α-ethyl-15,16-dimethoxyobscurinervan-21-one
CBNumber:
CB72352959
Molecular Formula:
C25H30N2O5
Molecular Weight:
438.5161
MDL Number:
MOL File:
7097-00-9.mol

6,7-Didehydro-22α-ethyl-15,16-dimethoxyobscurinervan-21-one Properties

Melting point 203-5°C (dec.)

6,7-Didehydro-22α-ethyl-15,16-dimethoxyobscurinervan-21-one Chemical Properties,Uses,Production

Description

Also isolated from Aspidosperma obscurinervium Azembuja, this alkaloid may be separated from the preceding base by column chromatography. It has an almost identical structure, the methyl group being replaced by an ethyl group. It has [α] 27 D - 54° (c 0.95, CHC13).

References

Brown, Djerassi.,i. Amer. Chern. Soc., 86, 2451 (1964)

6,7-Didehydro-22α-ethyl-15,16-dimethoxyobscurinervan-21-one Preparation Products And Raw materials

Raw materials

Preparation Products

6,7-Didehydro-22α-ethyl-15,16-dimethoxyobscurinervan-21-one Obscurinervine 7097-00-9