๐”– Bobbio Scriptorium
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6-thio- and -seleno-D-galactose esters of dimethylarsinous acid

โœ Scribed by James R. Daniel; Ralph A. Zingaro


Book ID
108308382
Publisher
Elsevier Science
Year
1978
Tongue
English
Weight
795 KB
Volume
64
Category
Article
ISSN
0008-6215

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Aldol condensation of la with potassium di-tert-butyloxaloacetate yields the two epimeric 6-thiosialic acids 2 and 3. As opposed to this, reaction between thiofuranose 6 \_ and nickel (II)/oxaloacetate affords 6-thio-N-acetyl-D-neuraminic acid \_Ic. Substituting sulfur for oxygen in the pyranosering