| 摘要 |
New bis-thioaralkyl/alkyl alkyl boranes for use in hydroboration and reduction reactions are disclosed. They have the formula: R4R3HB:R1SASR2:BHR3R4 wherein: A stands for a straignt, branched or cyclic hydrocarbon chain containing from 1 to 9 carbon atoms, R1 and R2 stand each for a straight or branched alkyl rest containing up to 5 carbon atoms in the longest chain, or benzyl radicals optionally substituted by one or more lower alkyl containing up to 5 carbon atoms or a halogen, and R3 and R4 stand for a hydrogen atom, a lower alkyl up to C6 or a mono or bicycloalkyl group.
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