The Norbutorphanol,with the CAS registry number 3792-68-5.It belongs to the product categories of Medical Diagnostic,Analgesic drug classes.This chemical's molecular formula is C₁₆H₂₁NO₂ and molecular weight is 259.34.What's more,its systematic name is Morphinan-3,14-diol.

Physical properties about Norbutorphanol are:(1)ACD/LogP: 2.032; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -1.00; (4)ACD/LogD (pH 7.4): 0.07; (5)ACD/BCF (pH 5.5): 1.00; (6)ACD/BCF (pH 7.4): 1.00; (7)ACD/KOC (pH 5.5): 1.00; (8)ACD/KOC (pH 7.4): 3.30; (9)#H bond acceptors: 3; (10)#H bond donors: 3; (11)#Freely Rotating Bonds: 2; (12)Index of Refraction: 1.654; (13)Molar Refractivity: 73.634 cm³; (14)Molar Volume: 200.94 cm³; (15)Surface Tension: 62.5429992675781; (16)dyne/cm Density: 1.291 g/cm³; (17)Flash Point: 182.204 °C; (18)Enthalpy of Vaporization: 77.628 kJ/mol; (19)Boiling Point: 473.704 °C at 760 mmHg; (20)Vapour Pressure: 0 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES:Oc1ccc3c(c1)[C@@]24[C@](O)([C@H](NCC2)C3)CCCC4;
(2)InChI:InChI=1S/C16H21NO2/c18-12-4-3-11-9-14-16(19)6-2-1-5-15(16,7-8-17-14)13(11)10-12/h3-4,10,14,17-19H,1-2,5-9H2/t14-,15+,16+/m0/s1;
(3)InChIKey:GJOVVPXDEXUSTC-ARFHVFGLSA-N.