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Coordinative role of alkali cations in organic synthesis. 3. Selective methylations of 5-hydroxy-2-hydroxymethyl-.gamma.-pyrone

✍ Scribed by Poonia, Narinder S.; Yadav, Brij Pal

Book ID
120480570
Publisher
American Chemical Society
Year
1978
Tongue
English
Weight
389 KB
Volume
43
Category
Article
ISSN
0022-3263

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## Abstract Lipase Amano PS is a suitable biocatalyst for the highly regio‐ and enantioselective transesterification of the racemic prostaglandin building block (1__S__~\*~,5__R__\*,6__R__\*,7__R__\*)‐(Β±)‐7‐hydroxy‐6‐hydroxymethyl‐2‐oxabicyclo[3.3.0]octan‐3‐one (__rac__‐1) yielding (1__S__,5__R__,6