𝔖 Bobbio Scriptorium
✦   LIBER   ✦

The chemistry of acylals. Part II. Formation of nitriles by treatment of acylals with trimethylsilyl azide in the presence of a Lewis acid

✍ Scribed by Marcel Sandberg; Leiv K. Sydnes

Publisher
Elsevier Science
Year
1998
Tongue
French
Weight
168 KB
Volume
39
Category
Article
ISSN
0040-4039

No coin nor oath required. For personal study only.

πŸ“œ SIMILAR VOLUMES

An improved preparation of 2,3,5-tri-O-a
An improved preparation of 2,3,5-tri-O-acyl-Ξ²-d-ribofuranosyl azides by the Lewis acid-catalysed reaction of Ξ²-d-ribofuranosyl acetates and trimethylsilyl azide: an example of concomitant formation of the Ξ± anomer by trimethylsilyl triflate catalysis
✍ Anton Ε timac; JoΕΎe Kobe πŸ“‚ Article πŸ“… 1992 πŸ› Elsevier Science 🌐 English βš– 514 KB

An improved synthesis ' of 2,3,5-tri-O-benzoyl-/3-o-ribofuranosyl azide (3) involves the reaction of trimethylsilyl azide in the presence of a Lewis acid with l-0-acetyl-2,3J-tri-O-benzoyl-@-o-ribofuranose 2-4 (1) rather than the action of sodium azide upon the corresponding halide 5. Titanium tetra

Effective transformation of aldoximes to
Effective transformation of aldoximes to nitriles by dehydration with 2-methylene-1,3-dioxepane in the presence of a Lewis acid catalyst
✍ Shin-ichi Fukuzawa; Yasuhiro Yamaishi; Hideki Furuya; Keiji Terao; Fumiaki Iwasa πŸ“‚ Article πŸ“… 1997 πŸ› Elsevier Science 🌐 French βš– 175 KB

The dehydration of aldoximes with 2-methyleneol,3-dioxepane (MDO) proceeds smoothly in the presence of a catalytic amount of Lewis acid such as scandium(Ill) triflate to give corresponding nitriles in moderate to high yields under mild conditions.