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Cycloaddition reactions of alkenylidene- and methylenecyclopropanes. Comparison of reactivity and mode of reaction with 4-phenyl-1,2,4-triazoline-3,5-dione

โœ Scribed by D.J. Pasto; A. Fu-Tai Chen


Publisher
Elsevier Science
Year
1972
Tongue
French
Weight
180 KB
Volume
13
Category
Article
ISSN
0040-4039

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๐Ÿ“œ SIMILAR VOLUMES


Cycloaddition reactions of substituted v
โœ Daniel J. Pasto; A. Fu-Tai Chen ๐Ÿ“‚ Article ๐Ÿ“… 1973 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 195 KB

In a continuing study of cycloaddition reactions involving cyclopropane ring-containing systems (1) we have investigated the reactions of vinylcyclopropane and some substituted vinylcyclopropanes with 4-phenyl-1,2,4-triazoline-3,5-dione (PTAD) and chlorosulfonylisocyanate (CSI).

Reaction of vitamin A with 1,2,4-triazol
โœ Sachiko Yamada; Kazuhiko Hamano; Masato Shimizu; Hiroshi Ichikawa ๐Ÿ“‚ Article ๐Ÿ“… 1991 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 313 KB

Vitamin A and its me&x&es reacted with 1,2,4-ttiazoline-3,Mione.s to give 11,14-(retinal) or 7, IO-adduct (retinal and retinoic acid) with high regioselectkity depending on the nature of the terminal functional group. The regiosekctivity of the reaction was discussed in compared with that with singl