Product Name 21-Hydroxypregna-1,4,9(11),16-tetraene-3,20-dione 21-acetate Synonyms 3,20-dioxopregna-1,4,9(11),16-tetraen-21-yl acetate; 1,4,9(11),16-Pregnatetraene-21-ol-3,20-dione-17-acetate Molecular Formula C23H26O4 Molecular Weight 366.4501 InChI InChI=1/C23H26O4/c1-14(24)27-13-21(26)20-7-6-18-17-5-4-15-12-16(25)8-10-22(15,2)19(17)9-11-23(18,20)3/h7-10,12,17-18H,4-6,11,13H2,1-3H3/t17-,18-,22-,23-/m0/s1 CAS Registry Number 37413-91-5 アイネス 253-497-3 Density 1.211g/cm3 Boiling point 534.568°C at 760 mmHg Refractive index 1.585 Flash point 233.008°C Vapour Pressur 0mmHg at 25°C