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The crystal and molecular structure of 5α,8α-epidioxyergosta-6,22-dien-3β-acetate

✍ Scribed by Dr. L. Kutschabsky; Dr. U. Lindequist; Dr. R.-G. Kretschmer

Publisher
John Wiley and Sons
Year
1990
Tongue
English
Weight
315 KB
Volume
25
Category
Article
ISSN
0232-1300

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CH,(18) + 14-CH3; 2.07, s CH,( 4) (CDCI,);not yet crystalli~ed]~). Finally, 8 was converted by catalytic hydrogenation [5%-Pd/C in ethanol/triethylamine; + 11 and cyclisation [HCl in acetic acid] into 3-oxo-17~-acetoxy-14a-methyl-A4-8a,9B,lOa,13a-estrene (12) [m.p. 86-88'; -[ U ] D = + 1' (CHC1,).