Aryl-substituted cyclohexanols were obtained by reacting 1% labelled phenyllithium with 2-and 4-phenylcyclohexanone, and 2-and 4-xenyllithium with W-labelled cyclohexanone. Heated with palladium charcoal, these yielded 14C-labelled terphenyls. I,2diphenylcyclohexanol stereo-isomers were converted in
Zur Synthese 14C-markierter Terphenyle
✍ Scribed by W. Hafferl; G. Juppe
- Publisher
- John Wiley and Sons
- Year
- 1968
- Tongue
- French
- Weight
- 429 KB
- Volume
- 4
- Category
- Article
- ISSN
- 0022-2135
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📜 SIMILAR VOLUMES
## Oxazol-Synthese Tabelle I . CH3(C1~2)d(C\_CCH2),Br n 7 1 Kpl--'90 91 "C; ng = 1.4862 n -2 K p q -100--102'C; nyp-1.5115 n -3 Kp0.1 -140 'C; nfp= 1,5252 HCEC(CHz),CI x -7 Kpl3 = 94 95 "C, n v = 1,4549 x -4 Kp7,jo -I44 'C; n v -1.4480 X = 3 Kp7.50 = 116 " c ; n g = 1,4448
Es werden die Synthesen von Methylhiunst~ff-['~CO] und von den an C-2 im Heterocyclus ' 4C-markierten Hexohbit& und Methylcyclobarbitalntipoden i m mMol-Bereich beschrieben. ## Synthesis of 14C-Lpbelled Optically Active N-Methylbarbiturates Syntheses of methyh~ea-['~CO] and of the hexobarbital and
16 specific D-labelled Bi-and Terphenyls have been synthesized. The totally deuterated compounds have been prepared by isotopic exchange with DzO and Pt at temperatures higher than 200 QC in a pressure vessel. The comparison of partially exchanged compounds with the specific ones synthesized, and th