99%，中文名称蕃紅[花]酸，英文名称8,8'-DIAPOCAROTENEDIOICACID CAS号27876-94-4分子式C20H24O4分子量328.4 蕃紅[花]酸性质熔点285° 沸点386.14°C(roughestimate)密度1.0786(roughestimate)FEMA2998|SAFFRON(CROCUSSATIVUSL.)折射率1.4434(estimate)储存条件Inertatmosphere,StoreinfrChemicalbookeezer,under-20°C溶解度DMSO(Slightly,Heated),Methanol(Slightly)形态Solid酸度系数(pKa)4.39±0.19(Predicted)颜色RedtoVeryDarkRed稳定性LightSensitiveLogP4.312(est)