## Abstract A 3‐step synthesis, of __dl__‐nicotine (2^1^‐^14^C) is described. Commercially available nicotinamide (carbonyl‐^14^C) is dehydrated to 3‐cyanopyridine (cyano‐^14^C). Reaction of the 3‐cyanopyridine with cyclopropyl lithium yields 3‐pyridyl cyclopropyl ketone (carbonyl‐^14^C) which is c
The preparation of carbon-14 labeled tobacco constituents, I. the syntheses of benzyl, phenethyl, and undecyl acetate-14C-1, 2
✍ Scribed by R. A. Comes; R. W. Jenkins Jr.
- Publisher
- John Wiley and Sons
- Year
- 1972
- Tongue
- French
- Weight
- 173 KB
- Volume
- 8
- Category
- Article
- ISSN
- 0022-2135
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✦ Synopsis
was a c c o m p l i s h e d b y t r a p p i n g f r o m 4 g a s chromatograph. The t e c h n i q u e of g a s -l i q u i d r a d i o c h r o m a t o g r a p h y i n a ct i v i t y d e t e r m i n a t i o n s i s d e s c r i b e d .
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