Photochemical studies. Irradiation induced transformations of 1,2-dihydrophthalides

Sarah Abramson*, Jakob Zizuashvili, Benzion Fuchs

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review


The photochemical behavior of cis-1,2-dihydrophthalide (1) and its 1,2-trimethylene derivative (4) was studied. Besides bicyclo[2.2.0]hexene formation in both cases, (1) transforms into its trans isomer (3) whereas (4) undergoes a 1,2-shift to (7).

Original languageEnglish
Pages (from-to)1377-1380
Number of pages4
JournalTetrahedron Letters
Issue number13
StatePublished - 1982


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