Salvianolic acid A (Sal A) and salvianolic acid B (Sal B) were isolated and purified from the crude extract of Salvia miltiorrhiza. Antioxidant activities of Sal A and Sal B were also evaluated and the ABTS results showed that Sal A and Sal B exhibited high total antioxidant activities, their EC50 values were 1.35 0.00 and 1.43 0.01 .mu.g/mL. \n\nThis compound always contains a significant amount of residual solvent.

CAS：121521-90-2
中文别名：丹酚酸B;紫草酸B;丹参酚酸B;
英文别名：DanfensuanB;SalvianolicacidB;lithospermic acid B;
分子式：C36H30O16
分子量：718.614
精确质量：718.153
Psa：278.04
Logp：3.3345

UNII：C1GQ844199

外观与性状：黄色固体
密度：1.637g/cm3
沸点：1020.3ºC at 760mmHg
熔点：98-110ºC
闪点：322.1ºC
折射率：1.739
蒸汽压：0mmHg at 25°C