The Trihexylphosphine, with the CAS registry number 4168-73-4, is also known as tri-n-Hexylphosphine. It belongs to the product categories of Mitsunobu Reaction; Phosphine Ligands; Phosphines (Mitsunobu Reaction); Synthetic Organic Chemistry. Its EINECS registry number is 224-025-3. This chemical's molecular formula is C₁₈H₃₉P and molecular weight is 286.48. Its systematic name is called trihexylphosphane.

Physical properties of Trihexylphosphine: (1)ACD/LogP: 8.79; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 8.79; (4)ACD/LogD (pH 7.4): 8.79; (5)ACD/BCF (pH 5.5): 1000000; (6)ACD/BCF (pH 7.4): 1000000; (7)ACD/KOC (pH 5.5): 1437727.88; (8)ACD/KOC (pH 7.4): 1437727.88; (9)#Freely Rotating Bonds: 15; (10)Flash Point: 179.1 °C; (11)Enthalpy of Vaporization: 57.99 kJ/mol; (12)Boiling Point: 358.3 °C at 760 mmHg; (13)Vapour Pressure: 5.32E-05 mmHg at 25°C.

Uses of Trihexylphosphine: it can be used to produce dichloro-hexyl-phosphine at temperature of 275 °C. This reaction will need reagent PCl₃ with reaction time of 1 hour. The yield is about 64%.

When you are using this chemical, please be cautious about it as the following:
It is irritating to eyes, respiratory system and skin. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. Whenever you will contact it, please wear suitable protective clothing, gloves and eye/face protection.

You can still convert the following datas into molecular structure:
(1)SMILES: P(CCCCCC)(CCCCCC)CCCCCC
(2)InChI: InChI=1/C18H39P/c1-4-7-10-13-16-19(17-14-11-8-5-2)18-15-12-9-6-3/h4-18H2,1-3H3
(3)InChIKey: FPZZZGJWXOHLDJ-UHFFFAOYAW