The resin from Shulan brown coal is separated by column chromatography repeatedly, then the eluant is ana-lyzed by gas chromatography-mass spectrometery. The result indicates that the distribution of main compounds am...The resin from Shulan brown coal is separated by column chromatography repeatedly, then the eluant is ana-lyzed by gas chromatography-mass spectrometery. The result indicates that the distribution of main compounds among the four fractions is different. D:A-Friedolean-7-ene, Simoneillite, C 25 A,B,C,D Ring-tetraaromatic-ursane and Retene are the main compounds in the four different fractions, respectively. The formation of some compounds and utilization of the resin were discussed.展开更多
文摘The resin from Shulan brown coal is separated by column chromatography repeatedly, then the eluant is ana-lyzed by gas chromatography-mass spectrometery. The result indicates that the distribution of main compounds among the four fractions is different. D:A-Friedolean-7-ene, Simoneillite, C 25 A,B,C,D Ring-tetraaromatic-ursane and Retene are the main compounds in the four different fractions, respectively. The formation of some compounds and utilization of the resin were discussed.