11,11-Dihalogen-1,6-methano-[10]annulene als Dihalogencarben-Überträger
✍ Scribed by Dr. V. Rautenstrauch; H.-J. Scholl; Prof. Dr. E. Vogel
- Publisher
- John Wiley and Sons
- Year
- 1968
- Tongue
- English
- Weight
- 205 KB
- Volume
- 80
- Category
- Article
- ISSN
- 0044-8249
No coin nor oath required. For personal study only.
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vorliegt. Versuche, das als Hydrochlorid und Acetylderivat (Fp = 204 "C) charakterisierte Amin zu diazotieren, fuhrten noch zu keinen klaren Ergebnissen.
The (R,S)-aminal 3 , prepared from glycine methyl ester hydrochloride, methylamine, and pivalaldehyde,l'"l was treated with 14 chiral carboxylic or sulfonic acids. In two cases one of the two possible diastereomeric salts crystallized selectively: the salt from ( -)-2,3 :4,6-di-O-isopropylidene-2-ke
N. H. Christensen, A n a chem S c a d I( (I%@), Nr. 4, 5. 954-966 2) S. Wki in "Recent Adv-in \*ocyarute wwmlrpy',Chcm Reviews 2 (1977.