Addition of isocyanates and isothiocyanates to 2-amino-3-phenylcarbamoylazirines
✍ Scribed by A. V. Eremeev; I. P. Piskunova; R. S. Él'kinson
- Book ID
- 112359587
- Publisher
- Springer US
- Year
- 1986
- Tongue
- English
- Weight
- 160 KB
- Volume
- 22
- Category
- Article
- ISSN
- 0009-3122
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📜 SIMILAR VOLUMES
The cycloaddition reactions of 1-p-tolyl and 1-benzyl-2,4-diphenyl-1,3-diazabuta-1,3-dienes with a variety of aryl and alkyl isocyanate and isothiocyanate are described. The reaction mechanism is also discussed.
## Abstract For Abstract see ChemInform Abstract in Full Text.
A'-Imidazoline .1-oxides 1 underwent regio and diastereosclectivc qcloadditiott with a~1 isocyanates 2 to give 5.6,7.7a-tetraltydroimidam[ ## 1 .S-b][ .Z.l~osadiazol-2( I&ones 3 in cscellent yields Thermally and chemically induced retro q&addition of compounds 3 was demonstrated 0 1997 Elsevier Sc
ALlmidazoline 3-oxides I underwent regio and diastereoseleetive cycloaddition with aryl isocyanates 2 to give 5,6,7,7a-tetrahydroimidazo[l,5-b][1,2,4]oxadiazol-2(lH\_)-ones 3 in excellent yields. Thermally and chemically induced retro eyeloaddition of compounds 3 was demonstrated.