The Phosphorane,methylenetriphenyl- has CAS registry number 3487-44-3. This chemical's molecular formula is C₁₉H₁₇P and molecular weight is 276.31. What's more, its systematic name is methylidene(triphenyl)-λ⁵-phosphane.

Physical properties of Phosphorane,methylenetriphenyl- are: (1)ACD/LogP: 4.38; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 4.38; (4)ACD/LogD (pH 7.4): 4.38; (5)ACD/BCF (pH 5.5): 1259.47; (6)ACD/BCF (pH 7.4): 1259.47; (7)ACD/KOC (pH 5.5): 5763.84; (8)ACD/KOC (pH 7.4): 5763.84; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 3; (12)Polar Surface Area: 9.81 Å²; (13)Index of Refraction: 1.61; (14)Molar Refractivity: 86.96 cm³; (15)Molar Volume: 250.6 cm³; (16)Polarizability: 34.47×10^-24cm³; (17)Surface Tension: 43.2 dyne/cm; (18)Density: 1.1 g/cm³; (19)Flash Point: 213.9 °C; (20)Enthalpy of Vaporization: 65.89 kJ/mol; (21)Boiling Point: 430 °C at 760 mmHg; (22)Vapour Pressure: 3.37E-07 mmHg at 25°C.

Uses of Phosphorane,methylenetriphenyl-: it can be used to produce 2,3-diphenyl-buta-1,3-diene at the ambient temperature. It will need solvent dimethylsulfoxide with the reaction time of 3 hours.

You can still convert the following datas into molecular structure:
(1)SMILES: c1(ccccc1)P(=C)(c2ccccc2)c3ccccc3
(2)Std. InChI: InChI=1S/C19H17P/c1-20(17-11-5-2-6-12-17,18-13-7-3-8-14-18)19-15-9-4-10-16-19/h2-16H,1H2
(3)Std. InChIKey: XYDYWTJEGDZLTH-UHFFFAOYSA-N