丁炔二酸二甲酯
- 网络Dimethyl acetylenedicarboxylate;DMAD
丁炔二酸二甲酯-
多取代芳香族化合物的合成4.取代的环丁-3-烯砜与丁炔二酸二甲酯的Diels-Alder反应
Synthesis of Polysubstituted Aromatic Compounds 4 . The Diels Alder Reaction of Substituted 3 Sulfolenes with Dimethyl Acetylenedicarboxylate
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原卟啉IX二甲酯（1）与强亲二烯体丁炔二酸二甲酯（DMAD）进行〔4＋2〕环化加成生成相应的环A或环B二氢卟吩异构体。
Protoporphyrin IX dimethyl ester ( 1 ) reacted in a [ 4 + 2 ] cycloaddition with strongly activated dienophile & dimethyl acetylenedicarboxylate ( DMAD ) to give the corresponding chlorins with the ring A and B isomers .