英文别名Calcifediol EP Impurity A; Calcifediol Impurity 1; 25-OH provitamin D3; 25(OH)proD3; 3β,25-Dihydroxycholesta-5,7-diene; cholesta-5,7-diene-3β,25 diol; (3S,9R,10S,13R,14R,17R)-17-[(2R)-6-hydroxy-6-methylheptan-2-yl]-10,13-dimethyl-2,3,4,9,11,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3-ol; Cholesta-5,7-diene-3,25-diol, (3β,9β,10α)- (9CI) 
