Chiral trifluoromethanesulfonamide 4, diphenylphosphoramides 5 and 6, and phenylthiophosphoramide 7 were prepared from the reaction of trifluoromethanesulfonic anhydride, diphenylphosphinic chloride, and diphenylthiophosphinic chloride with (R)-(+)-1,1Π-binaphthyl-2,2Π-diamine, respectively. They we
New bifunctional organocatalysts based on (R,R)-cyclohexane-1,2-diamine for the asymmetric addition of nucleophiles to aldehydes
β Scribed by Maleev, V. I.; Gugkaeva, Z. T.; Tsaloev, A. T.; Moskalenko, M. A.; Khrustalev, V. N.
- Book ID
- 118263543
- Publisher
- Springer
- Year
- 2012
- Tongue
- English
- Weight
- 296 KB
- Volume
- 61
- Category
- Article
- ISSN
- 1573-9171
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## Abstract magnified image A series of oxazolidines have been prepared by condensation of __Nβ__isopropyl norephedrine with a variety of salicylaldehyde derivatives. Despite the stereochemical relationship of (1__R__,2__S__)βnorephedrine with (1__R__,2__S__)βephedrine, the resultant oxazolidines
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