跳转至内容
Merck

Syntheses of α-pyrones using gold-catalyzed coupling reactions.

Organic letters (2011-05-04)
Tuoping Luo, Mingji Dai, Shao-Liang Zheng, Stuart L Schreiber
摘要

Sequential alkyne activation of terminal alkynes and propiolic acids by gold(I) catalysts yields compounds having α-pyrone skeletons. Novel cascade reactions involving propiolic acids are reported that give rise to α-pyrones with different substitution patterns.

材料
货号
品牌
产品描述

Sigma-Aldrich
丙炔酸, 95%
Sigma-Aldrich
4-溴-1-丁炔, 97%