A chemical degradation and radioassay procedure is described for jinding the radioactivity in each carbon-atom of carbon-I4 labelled propionic and n-butyric acids. This method has been tested with suitably labelled compounds and found to be isotopically reliable. ## INTRODUCTION. The Schmidt (1-8
A Carbon-by-Carbon Degradation of Carbon-14-Labeled Nicotinic Acid 1
✍ Scribed by Christman, David R.; Dawson, Ray F.; Karlstrom, Karin I. C.
- Book ID
- 126898380
- Publisher
- American Chemical Society
- Year
- 1964
- Tongue
- English
- Weight
- 557 KB
- Volume
- 29
- Category
- Article
- ISSN
- 0022-3263
No coin nor oath required. For personal study only.
📜 SIMILAR VOLUMES
Various Carbon-I4 l a b e l l e d amino acids i n c l u d i n g t h e a r o m a t i c ones viz., t y r o s i n e , phenylalanine and t r y p t o p h a n are converted t o t h e corresponding c a r b o x y l i c acids i n high y i e l d (70 -9M) on a micromolar scale s y n t h e s i s l y r e a c t i
A simple atid rapid degradation procedure is described jor the determination of the millirnolar radioactivity of the methyl and carboxyl groups in carbon-14 labelled acetic acid, The barium salt of the acid is converted to barium carbonate and carbon dioxide by using pyrolysis in tandem wit17 combus
## Abstract Reaction of 7‐chloro‐1, 3‐dihydro‐5‐phenyl‐2H‐1, 4‐benzodiazepine ‐2‐thione (Ia) and 7‐chloro‐5‐(2‐chlorophenyl)‐1, 3‐dihydro‐2H, 1, 4‐benzodiazepine‐2‐thione (Ib) with hydrazine produces. respectively, 7‐chloro‐5‐phenyl‐3H‐1, 4‐benzo‐diazepin‐2‐yl hydrazin (IIa) and 7‐chloro‐5(2‐chlorp