Synthesis of N-confused porphyrin analogues by β-azafulvenone tetramerization

GGH Qiao, MW Wong, C Wentrup

Index: Gross, Gerhard; Wentrup, Curt Journal of the Chemical Society, Chemical Communications, 1982 , # 6 p. 360 - 361

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Citation Number: 12

Abstract

Flash vacuum thermolysis (FVT) of the same α-oxo diazo ketone 14 at 650 °C gave the same ketene, isolated in Ar matrix at 12 K. ... 2. Tetramerization of 16 to 1,3'-tetrakis(indolylmethanone ) (20). Isolation of ketene 16 at 12 K and subsequent warmup revealed that this ketene is only

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