## Abstract The __cis__ and __trans__ isomers of 3‐deoxy‐1,2:5,6‐di‐O‐isopropylidene‐3‐C‐methylthiomethylene‐α‐D‐__xylo__‐ and ‐α‐D‐__ribo__‐hexofuranoses have been prepared by treatment of 1,2:5,6‐di‐O‐isopropylidene‐α‐D‐__xylo__‐ and ‐α‐D‐__ribo__‐hexofuran‐3‐uloses with methylthiomethylene‐triph
Énuloses dérivés di-O-isopropylidènes du d-glucose, d-galactose et d-fructose
✍ Scribed by Ernesto Martinez; Javier Usoz; Melquiades Perez de Eulate
- Book ID
- 108308595
- Publisher
- Elsevier Science
- Year
- 1980
- Tongue
- English
- Weight
- 315 KB
- Volume
- 85
- Category
- Article
- ISSN
- 0008-6215
No coin nor oath required. For personal study only.
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## Abstract The following reactions have been studied kinetically: 1. Solvolysis of 1‐, 3‐ and 8‐chloromethylfluoranthene with (a) water 20,5%‐dioxane 79,5%, (b) water 6,1%‐dioxane 39,8%‐formic acid 54,1%.
## Abstract The addition of cyanohydric acid to 1,2:5,6‐di‐O‐isopropylidene‐α‐D‐__ribo__‐hexofurannos‐3‐ulose can be sterically controlled. Under kinetic conditions, the __allo__ cyanohydrine epimer is formed, under thermodynamic conditions, the __gluco__ epimer is formed. The configuration of thes