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Partial synthesis of aldosterone

✍ Scribed by W. Nagata; M. Narisada; T. Sugasawa


Publisher
Elsevier Science
Year
1962
Tongue
French
Weight
196 KB
Volume
3
Category
Article
ISSN
0040-4039

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✦ Synopsis


SEVERAL methods of partial Irynthesia of aldo6terone cl), the moat potential mineral corticoid, preaenta a 8ynthesim of thin cyanation was applied to the fonctionated group. have been reported. 1 Thin paper . compound in which our method' of hydroonone (6) for introduction of the 18-Adrenoaterone wan converted, via its A 395 3 -dienolether , into the 17-monooxim (2), m,p. 250.5-252' (d.), [rrlz3 +159', in a yield of 7%. Beckmann rearrangement 4,5 of (2) afforded the lactam (3), m.p. 299*302O, [~rl~' +172O, am a main product. (3) was tran8formod * Angularly Substituted Polycyclic Compound8 IX.


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## Grayanotoxin (G) II (L)"? a toxic diterpenoid isolated together with other related grayanoids 1) from Leucothoe grayana Max., is characterized by the A-nor-B-homo-kaurane skeleton and by the dense arrangement of functionality. We report herein a partial synthesis of G II from a tricyclic degra