Facile synthesis of acetylated glycosyl fluorides derived from di- and tri-saccharides
✍ Scribed by Josef Jünnemann; Joachim Thiem; Christian Pedersen
- Publisher
- Elsevier Science
- Year
- 1993
- Tongue
- English
- Weight
- 292 KB
- Volume
- 249
- Category
- Article
- ISSN
- 0008-6215
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✦ Synopsis
Peracetylated a-glycopyranosyl fluorides of di-and tri-saccharides are obtained in good yields by treatment of the corresponding peracetylated di-and tri-saccharides with pyridinium polyihydrogen fluoride). The interglycosidic bonds are not cleaved by the reagent.
📜 SIMILAR VOLUMES
Methyl O-(2,4-di-O-benzoyl-3-O-bromoacetyl-cY-~-rhamnopyranosyl)-(l + 3)-2,4-di-0-benzoyl--Lrhamnopyranoside was treated with dichloromethyl methyl ether and ZnCl, to give O-(2,4-di-O-benzoyl-3-0-bromoacetyl+L-rhamnopyranosylk(1 + 3)-2,4-di-O-benzoyl--L-rhamnopyranosyl chloride. Similar treatment of
## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable v
Syntheses of methyl 2-O-&I\_-rhamnopyranosyl-PD-galactopyranoside (9), methyl 2-O-cr-L-rhamnopyranosyl-/3-D-galactopyranoside (l3), and methyl 4-O-/3-D-glucopyranosyl-2-O-a-L-rhamnopyranosyl-BD-galactopyranoside ( 16) in good yields are described. Both 13 and 16 significantly inhibit antigen-antibod