Reactions of Azines. 6. Thermal Rearrangements of 1,1-Disubstituted-2,3-diaza-4-methyl-1,3,5,6-heptatetraene to 4,9-Dihydropyrazoloisoquinolines and Side Products

DOI: 10.1021/jo00170a004

Source and publish data:

Journal of Organic Chemistry p. 3889 - 3894 (1983)

Update date:2022-08-05

Topics:

Authors:

Schweizer, Edward E.

Hsueh, Weiling

Rheingold, Arnold L.

Durney, Rebecca L.

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Article abstract of DOI:10.1021/jo00170a004

The preparation of 4,9-dihydropyrazolo<1,5-b>isoquinolines (16 or/and 18) was accomplished by allowing the corresponding ketenes to react with (2-((diphenylmethylene)hydrazono)propylidene)triphenylphosphorane (10) and (2-((methylphenylmethylene)hydrazono)

Full text of DOI:10.1021/jo00170a004

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