The thermolysis and photolysis of various oxazoles, diazoles and triazoles 1 have'been reported (la,lb) to generate labile 1,3-dipoles (nitrenes) z which subsequently rearrange to cumulene structures 3 or react with certain dipolar-ophiles (when present) to yield 1,3-dipolar adducts 4. Z=
Photolysis and thermolysis of 3-azido-2-cyclohexen-1-ones
β Scribed by Y. Tamura; Y. Yoshimura; T. Nishimura; S. Kato; Y. Kita
- Publisher
- Elsevier Science
- Year
- 1973
- Tongue
- French
- Weight
- 169 KB
- Volume
- 14
- Category
- Article
- ISSN
- 0040-4039
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AJntract --Two of the title compounds. recently identified as components of exudates produced by lace bug nymphs of the genus Corythucha. have been synthesized. 2-Acyl-3-hydroxy-2-cyclohexen--l-ones were converted to 3-alkyd-6,7-dihydro-l,P-benzisoxazol-4(W)-ones which were hydroxylated at position
## Abstract Reactions of a sterically crowded 1,3,2βdithiastannetane derivative bearing 2,4,6βtris[bis(trimethylsilyl)methyl]phenyl (=Tbt) and 2,4,6βtriisopropylphenyl (=Tip) groups on the tin atom are described. Both thermolysis and photolysis of the 1,3,2βdithiastannetane [Tbt(Tip)SnS~2~CPh~2~] r