Preparation of phenamine-C14of high specific activity
β Scribed by N. A. Kogan; B. Z. Askinazi; M. I. Vlasova; N. Ya. Kozarinskaya
- Book ID
- 112396878
- Publisher
- Springer
- Year
- 1976
- Tongue
- English
- Weight
- 147 KB
- Volume
- 10
- Category
- Article
- ISSN
- 0091-150X
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π SIMILAR VOLUMES
Three major DDD isomers, O,P'-DDD, m,p'-DDD and p,p'-DDD, 14C-labelled in the para-chlorophenyl ring, have been synthesized. The DDD products were obtained in isotopic yields ranging fran 42% to 58% and were of high specific activities; 31 mCi/mmol (0,~'-DDD; m,p'-DDD) and 19,8 mCi/mmol (p,p'-DDD).
## Abstract N,Nβ[Methylβ^14^C]βDimethylhydrazine hydrochloride () having a specific activity of 115 mCi/mmol, was synthesized in two steps. Dimethylation of acetophenone hydrazone with ^14^Cβmethyl iodide (specific activity = 58 mCi/mmol) in the presence of potassium in liquid ammonia followed by a