One of the six sterols isolated from the fruiting bodies of Boletus pulverulentus Opat. (Boletaceae) and identified as (22E)-Ergosta-5,7,9(11),22-tetraen-3β-ol, Ergosterol, Ergosta-5,7-dien-3β-ol, (22E)-Ergosta-5,8,22-trien-3β-ol, (22E)-Ergosta-7,22-dien-3β-ol (Stellasterol), and Ergost-7-en-3β-ol.

CAS：2465-11-4
中文别名：
英文别名：Stellasterol;5alpha-ergosta-7,22-dien-3beta-ol;
分子式：C28H46O
分子量：398.664
精确质量：398.355
Psa：20.23
Logp：7.4107

蒸汽压：1.5E-11mmHg at 25°C