The 2,5-Furandione,dihydro-3-(triphenylphosphoranylidene)-, with CAS registry number 906-65-0, belongs to the following product categories: (1)Anhydride MonomersC-C Bond Formation; (2)Monomers; (3)Olefination; (4)Polymer Science; (5)Wittig Reagents. It has the systematic name of 3-(triphenyl-λ5-phosphanylidene)dihydrofuran-2,5-dione. This chemical is a kind of pale cream to slightly beige powder. And the chemical formula of this chemical is C₂₂H₁₇O₃P.

Physical properties of 2,5-Furandione,dihydro-3-(triphenylphosphoranylidene)-: (1)ACD/LogP: 2.83; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2.83; (4)ACD/LogD (pH 7.4): 2.83; (5)ACD/BCF (pH 5.5): 83.8; (6)ACD/BCF (pH 7.4): 83.8; (7)ACD/KOC (pH 5.5): 828.48; (8)ACD/KOC (pH 7.4): 828.48; (9)#H bond acceptors: 3; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 3; (12)Polar Surface Area: 53.18 Å²; (13)Index of Refraction: 1.643; (14)Molar Refractivity: 100.7 cm³; (15)Molar Volume: 278.2 cm³; (16)Polarizability: 39.92×10^-24cm³; (17)Surface Tension: 55.3 dyne/cm; (18)Density: 1.29 g/cm³; (19)Flash Point: 279 °C; (20)Enthalpy of Vaporization: 78.81 kJ/mol; (21)Boiling Point: 516.1 °C at 760 mmHg; (22)Vapour Pressure: 9.27E-11 mmHg at 25°C.

Preparation: this chemical can be prepared by maleic acid anhydride and triphenylphosphane. This reaction will need solvent acetone. The yield is about 83%.

When you are using this chemical, please be cautious about it as the following:
The 2,5-Furandione,dihydro-3-(triphenylphosphoranylidene)- irritates to eyes, respiratory system and skin. When use it, wear suitable protective clothing, gloves and eye/face protection. If contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C1OC(=O)CC1=P(c2ccccc2)(c3ccccc3)c4ccccc4
(2)InChI: InChI=1/C22H17O3P/c23-21-16-20(22(24)25-21)26(17-10-4-1-5-11-17,18-12-6-2-7-13-18)19-14-8-3-9-15-19/h1-15H,16H2
(3)InChIKey: CXYNGWAHZKOMJQ-UHFFFAOYAW
(4)Std. InChI: InChI=1S/C22H17O3P/c23-21-16-20(22(24)25-21)26(17-10-4-1-5-11-17,18-12-6-2-7-13-18)19-14-8-3-9-15-19/h1-15H,16H2
(5)Std. InChIKey: CXYNGWAHZKOMJQ-UHFFFAOYSA-N