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ChemInform Abstract: Diastereo- and Regioisomeric Bicyclic Thiohydantoins from Chiral 1,3-Thiazolidine-2,4-dicarboxylic Acids.

✍ Scribed by I. MISKOLCZI; A. ZEKANY; F. RANTAL; A. LINDEN; K. E. KOEVER; Z. GYOERGYDEAK

Publisher: John Wiley and Sons
Year: 2010
Weight: 32 KB
Volume: 29
Category: Article
ISSN: 0931-7597
DOI: 10.1002/chin.199829318

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Diastereo- and Regioisomeric Bicyclic Th

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Bicyclic thiohydantoins were synthesized in a stereoselective manner by reacting (2R)/(2S)-diastereoisomer mixtures of 1.3-thiazolidine-2,4-dicarboxylic acids or their dimethyl diesters with PhNCS. 5S-Dimethyl-1 Jthiazolidine-2,4-dicarboxylic acid with PhNCS led to a cyclization involving the C = O

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