The Premazepam, with the CAS registry number 1879-72-7. Its EINECS number is 217-534-7. It belongs to the product categories of Central Nervous System Agents. This chemical's molecular formula is C₁₅H₁₅N₃O and molecular weight is 253.29. What's more, its systematic name is 3,7-Dihydro-6,7-dimethyl-5-phenylpyrrolo(3,4-e)-1,4-diazepin-2(1H)-one.

Physical properties about Premazepam are: (1)ACD/LogP: 1.313; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.31; (4)ACD/LogD (pH 7.4): 1.31; (5)ACD/BCF (pH 5.5): 5.76; (6)ACD/BCF (pH 7.4): 5.86; (7)ACD/KOC (pH 5.5): 121.23; (8)ACD/KOC (pH 7.4): 123.43; (9)#H bond acceptors: 4; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 1; (12)Index of Refraction: 1.651; (13)Molar Refractivity: 74.572 cm³; (14)Molar Volume: 204.319 cm³; (15)Polarizability: 29.563×10^-24 cm³ ; (16)Surface Tension: 46.4449996948242 dyne/cm; (17)Density: 1.24 g/cm3; (18)Flash Point: 227.119 °C; (19)Enthalpy of Vaporization: 71.106 kJ/mol; (20)Boiling Point: 451.93 °C at 760 mmHg; (21)Vapour Pressure: 0 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES:O=C1Nc3c(\C(=N/C1)c2ccccc2)c(n(c3)C)C;
(2)InChI:InChI=1S/C15H15N3O/c1-10-14-12(9-18(10)2)17-13(19)8-16-15(14)11-6-4-3-5-7-11/h3-7,9H,8H2,1-2H3,(H,17,19);
(3)InChIKey:CNWSHOJSFGGNLC-UHFFFAOYSA-N.

The toxicity data of Premazepam as follows: