19-Norpregna-4,6-diene-3,20-dione,17-(acetyloxy)-6-methyl-

The 19-Norpregna-4,6-diene-3,20-dione,17-(acetyloxy)-6-methyl- is an organic compound with the formula C₂₃H₃₀O₄. The systematic name of this chemical is (17α)-17-acetyl-6-methyl-3-oxoestra-4,6-dien-17-yl acetate. With the CAS registry number 58652-20-3 and EINECS 261-379-8, it is also named as Nomegestrol acetate. The classification codes are Hormone; Human Data; Prevention of pregnancy in women who elect to use a hormonal contraceptive as a method of contraception; Reproductive Effect.

The other characteristics of 19-Norpregna-4,6-diene-3,20-dione,17-(acetyloxy)-6-methyl- can be summarized as: (1)ACD/LogP: 3.34; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.34; (4)ACD/LogD (pH 7.4): 3.34; (5)ACD/BCF (pH 5.5): 204.78; (6)ACD/BCF (pH 7.4): 204.78; (7)ACD/KOC (pH 5.5): 1570.46; (8)ACD/KOC (pH 7.4): 1570.46; (9)#H bond acceptors: 4; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 3; (12)Polar Surface Area: 60.44 Å²; (13)Index of Refraction: 1.554; (14)Molar Refractivity: 101.75 cm³; (15)Molar Volume: 317.4 cm³; (16)Polarizability: 40.33×10^-24 cm³; (17)Surface Tension: 44.8 dyne/cm; (18)Density: 1.16 g/cm³; (19)Flash Point: 219.8 °C; (20)Enthalpy of Vaporization: 77.74 kJ/mol; (21)Boiling Point: 507.3 °C at 760 mmHg; (22)Vapour Pressure: 2.06E-10 mmHg at 25°C.

People can use the following data to convert to the molecule structure. 
1. SMILES:O=C4\C=C3\C(=C/[C@@H]1[C@H](CC[C@@]2([C@@](OC(=O)C)(C(=O)C)CC[C@@H]12)C)[C@H]3CC4)C
2. InChI:InChI=1/C23H30O4/c1-13-11-20-18(17-6-5-16(26)12-19(13)17)7-9-22(4)21(20)8-10-23(22,14(2)24)27-15(3)25/h11-12,17-18,20-21H,5-10H2,1-4H3/t17-,18-,20-,21+,22+,23+/m1/s1
3. InChIKey:IIVBFTNIGYRNQY-YQLZSBIMBA

The following are the toxicity data which has been tested.