## Abstract A synthesis of the title compound from ^13^CO~2~ is described. The final step utilizes lithium hexamethyldisilazide as a base in the double dehydrobromination of 1,2‐dibromoethane‐1‐^13^C. Some alternative procedures are discussed.
An efficient synthesis of 1-[13C]-bromobenze
✍ Scribed by Christian Geletneky; Hartmut Balzer; Willi Bock; Stefan Berger
- Publisher
- John Wiley and Sons
- Year
- 1995
- Tongue
- French
- Weight
- 225 KB
- Volume
- 36
- Category
- Article
- ISSN
- 0022-2135
No coin nor oath required. For personal study only.
✦ Synopsis
Various routes to fbnctionalized benzenes labelled in position 1 were compared. 1-[ 13Cl-Bromobenzene has been synthesized in 7 steps with an overall yield of 5.4% from [ I 3C]-BaC03, by optimizing the direct transformation of p-nitrophenol into bromobenzene.
📜 SIMILAR VOLUMES
## Abstract [2‐^13^C]‐Monobromoacetic acid was prepared in good yield by the bromination of acetic acid in the presence of phosphorous trichloride by appropriate modification of the method of Marvel.(^1^) A by‐product of this method was found to be bromoacetyl bromide, which could be avoided by hyd
## Abstract 3,5‐Dichloroaniline is commonly found in many compounds with pharmacological and other biological activities. [^13^C~6~]‐Aniline or its hydrochloride salt was converted in three steps to [^13^C~6~]‐3,5‐dichloroaniline, which can be incorporated in compounds of interest and used as inter
The title compound is obtained from sodium acetate-1 -C by a shorter synthesis than the usual one . In the last step, acetyl chloride-1 J3C is reduced by tri- 13 butyltin hydride with palladium(0) complexe . ## Kev word. Ethanal, Carbon labelling Ethanal has a widespread use in synthesis of label
## Abstract A procedure is described to convert benzene‐ ^13^C~6~ into 5‐(phenyl‐ ^13^C~6~)‐5‐phenylhydantoin in 80% overall yield.