116893-13-1Relevant articles and documents
HOMOCHIRAL KETALS IN ORGANIC SYNTHESIS. ENANTIOSELECTIVE SYNTHESIS OF (4S,5S)-4,5-DIHYDROXYCYCLOPENT-2-EN-1-ONE ISOPROPYLIDINE KETAL
Flann, Christopher J.,Mash, Eugene A.
, p. 391 - 402 (2007/10/02)
The title compound has been synthesized in 17percent yield over six step from 2-cyclopenten-1-one.The key step is catalytic osmylation of 4-bromo-2-cyclopenten-1-one 1,4-di-O-benzyl-D-threitol ketal to produce a chromatographically separable mixture of diastereomeric diols.