New Results on the Triplet Photoreactivity of β,γ-Unsaturated Aldehydes: Diastereoselective Synthesis of Cyclopropanecarbaldehydes
作者:Diego Armesto、Maria Ortiz、Antonia Agarrabeitia、Santiago Aparicio-Lara
DOI:10.1055/s-2001-15059
日期:——
Synthesis 2001, No. 8, 18 06 2001. Article Identifier: 1437-210X,E;2001,0,08,1149,1158,ftx,en;C01001SS.pdf. © Georg Thieme Verlag Stuttgart · New York ISSN 0039-7881 Abstract: A comparative study on the triplet photoreactivity of a series of b,g-unsaturated aldehydes and methyl ketones has been carried out. Aldehydes 14 and 20 were found to undergo the oxa-dip-methane rearrangement yielding the corresponding
Synthesis 2001, No. 8, 18 06 2001。文章标识符:1437-210X,E;2001,0,08,1149,1158,ftx,en;C01001SS.pdf。© Georg Thieme Verlag Stuttgart · 纽约 ISSN 0039-7881 摘要:对一系列 b,g-不饱和醛和甲基酮的三重态光反应性进行了比较研究。发现醛 14 和 20 进行氧杂-浸甲烷重排,非对映选择性地产生相应的环丙烷甲醛 15 和 21。在某些情况下观察到脱羰和 1,3-羰基迁移,尽管这些反应不是通过 Norrish I 型机制发生的。