Organic letters

Vilsmeier-Type Reaction of Dimethylaminoalkenoyl Cyclopropanes: One-Pot Access to 2, 3-Dihydrofuro [3, 2-c] pyridin-4 (5 H)-ones

P Huang, N Zhang, R Zhang, D Dong

Index: Yamagata, Kenji; Okabe, Fumi; Yamazaki, Motoyoshi Advanced Synthesis and Catalysis, 1999 , vol. 341, # 6 p. 562 - 567

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Citation Number: 21

Abstract

... Volume: Page: ... In the 13 C NMR spectrum, the formyl-C and 6-C of 2a were indicated at 184.6 and 145.6 ppm, respectively ... The Vilsmeier-type reaction was further utilized for the synthesis of spiro or substituted pyridine-2,4(1H,3H)-diones 3 from 1-aminoalkenoyl ...