A New Method for the Preparation of A- and D-Rings of Phycocyanobilin Using Mucochloric Acid as a Starting Material
作者:Hla Ngwe、Eriko Nakayama、Taijiroh Higashi、Hideki Kinoshita、Katsuhiko Inomata
DOI:10.1246/cl.1995.713
日期:1995.8
Diethyl 4-ethyl-1,5-dihydro-3-methyl-5-oxo-2H-pyrrol-2-ylphosphonate and 2-ethylidene-3-methyl-1-thiosuccinimide as D-and A-rings of phycocyanobilin dimethyl ester could be synthesized by using commercially available mucochloric acid as a starting material in good yields.
4-乙基-1,5-二氢-3-甲基-5-氧代-2H-吡咯-2-基膦酸二乙酯和2-亚乙基-3-甲基-1-硫代琥珀酰亚胺作为藻蓝蛋白二甲酯的D-和A-环可以使用市售的粘氯酸作为起始原料可以以良好的产率合成。