Journal of Organic Chemistry p. 4367 - 4369 (1994)
Update date:2022-08-11
Topics:
Lee, Shwu-Jiuan
Chien, Chao-Jung
Peng, Chin-Jen
Chao, Ito
Chou, Ta-shue
1-(3-Sulfolenyl)pyridinium bromide (4) serves as the stable precursor for a novel, positively charged diene 6 which undergoes <4 + 2> cycloadditions with a number of electron-poor dienophiles.
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