| 摘要 |
PCT No. PCT/EP93/02219 Sec. 371 Date Apr. 6, 1995 Sec. 102(e) Date Apr. 6, 1995 PCT Filed Aug. 19, 1993 PCT Pub. No. WO94/04486 PCT Pub. Date Mar. 3, 1994A process is claimed for preparing [1S(1( alpha , 2 beta , 4 beta )]-4-amino-2-hydroxymethyl -1-cyclopentanol from cis-4-((R)-benzoylamino)-2-cyclopentenecarboxylic acid, methyl ester in five steps. The invention also describes a number of novel intermediates useful in the synthesis of [1S(1 alpha , 2 beta ,4 beta )]-4-amino-2-hydroxymethyl-1-cyclopentanol. |
