Polymerization of 1,2-anhydro-3,4-di-O-benzyl-β-l-rhamnopyranose
✍ Scribed by Qian Chen; Fanzuo Kong
- Publisher
- Elsevier Science
- Year
- 1996
- Tongue
- English
- Weight
- 443 KB
- Volume
- 283
- Category
- Article
- ISSN
- 0008-6215
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📜 SIMILAR VOLUMES
Removal of the isopropylidene group under mild acidic conditions gave methyl 4-O-benzyl-6-deoxy-a-L-talopyranoside (3). Treatment of the dibutylstannylene derivative of compound 3 with benzyl bromide (2 equiv) and tetrabutylammonium bromide (1 equiv) in toluene afforded the 2-O-benzyl derivative 4 i
1,2-Anhydro sugar derivatives are important intermediates for the synthesis of oligosaccharides' and polysaccharides2, and also for chemical modification of monosaccharides3. The synthesis of I,2-anhydro-o-manno-4, -o-gluco-5, and -D-galactopyranose6 derivatives by an intramolecular S,2 reaction of