熔點280-282°C(lit.)比旋光度D25+58°±5°(0.04gin1mldioxane)沸點370.61°C(roughestimate)密度1.27折射率58°(C=0.4,Dioxane)閃點9℃儲存條件2-8°C溶解度幾乎不溶于水，微溶于乙醇(96%)。酸度系數(pKa)pKa10.38±0.02(H2Ot=23±2Iunspecied)(Uncertain)形態(tài)固體顏色白色至類白色旋光度(OpticalRotation)+6127(95%ethanol)水溶解性3.2mg/L(25oC)Merck3707BRN2508172InChI1S/C18H24O3/c1-18-7-6-13-12-5-3-11(19)8-10(12)2-4-14(13)15(18)9-16(20)17(18)21/h3,5,8,13-17,19-21H,2,4,6-7,9H2,1H3/t13-,14-,15+,16-,17+,18+/m1/s1InChIKeyPROQIPRRNZUXQM-ZXXIGWHRSA-NSMILESC[C@]12CC[C@H]3[C@@H](CCc4cc(O)ccc34)[C@@H]1C[C@@H](O)[C@@H]2OCAS數據庫50-27-1(CASDataBaseReference)NIST化學物質信息Estriol(50-27-1)EPA化學物質信息Estriol(50-27-1)