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The conversion of d-glucono-1,5-lactone into an α-pyrone derivative

✍ Scribed by Charles R. Nelson; Josef S. Gratzl

Book ID
108309599
Publisher
Elsevier Science
Year
1978
Tongue
English
Weight
321 KB
Volume
60
Category
Article
ISSN
0008-6215

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Synthesis and Enzyme-Inhibition Studies of Phenylsemicarbazones derived from D-glucono-1,5-lactone and 2-acetamido-2-deoxy-D-glucono-1,5-lactone
✍ Diane R. Wolk; Andrea Vasella; Fritz Schweikart; Martin G. Peter 📂 Article 📅 1992 🏛 John Wiley and Sons 🌐 German ⚖ 707 KB

The carbohydrate-derived lactone phenylsemicarbazones 3 and 4 were prepared from 5 and 8 (Scheme). Treatment with 4-phenylsemicarbazide gave 6 and 7 (77:23) and 9 and 10 (76:24), respectively. Oxidation of 6 and 9 by Cr0,-pyridine to 11 and 13, followed by deprotection, yielded 3 and 4. The structur