Preparation of C14-Cyanide from C14-Carbonate1
β Scribed by McCarter, J. A.
- Book ID
- 115468489
- Publisher
- American Chemical Society
- Year
- 1951
- Tongue
- English
- Weight
- 163 KB
- Volume
- 73
- Category
- Article
- ISSN
- 0002-7863
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π SIMILAR VOLUMES
## Abstract Lithiation of diethyl methylphosphonate (**1**) with __n__βbutyllithium followed by carbonation with [^14^C]carbon dioxide and esterification with diazoethane afforded high specific activity triethyl [1β^14^C]phosphonoacetate (**4**) in 62% yield.
## Abstract 1β[^14^C]β__Ξ±__βAminopropanephosphonic acid, with a specific activity of 1.736 Β΅Ci mg^β1^, has been prepared from 1β[^14^C]βpropanal, triphenyl phosphite, and benzyl carbamate by interaction in toluene in the presence of boron trifluorideβetherate, followed by hydrolysis. The product wa