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18870-40-1

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Basic Information
CAS No.: 18870-40-1
Name: tris(4-methylphenyl)(phenyl)silane
Article Data: 4
Molecular Structure:
Molecular Structure of 18870-40-1 (tris(4-methylphenyl)(phenyl)silane)
Formula: C27H26Si
Molecular Weight: 378.5808
Synonyms: Silane,phenyltri-p-tolyl- (6CI,8CI);NSC 33019;Phenyltris(p-tolyl)silane;
Density: 1.07 g/cm3
Boiling Point: 466.2 °C at 760 mmHg
Flash Point: 222.6 °C
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Specification

The Silane,tris(4-methylphenyl)phenyl- (9CI), with the CAS registry number 18870-40-1, is also known as Tris(4-methylphenyl)(phenyl)silane. This chemical's molecular formula is C27H26Si and molecular weight is 378.5808. What's more, its IUPAC name is called Tris(4-methylphenyl)-phenylsilane.

Physical properties about Silane,tris(4-methylphenyl)phenyl- (9CI) are: (1) ACD/LogP: 9.56; (2) # of Rule of 5 Violations: 1; (3) #H bond acceptors: 0; (4) #H bond donors: 0; (5) #Freely Rotating Bonds: 4; (6) Polar Surface Area: 0 Å2; (7) Index of Refraction: 1.618; (8) Molar Refractivity: 123.51 cm3; (9)Molar Volume: 352.3 cm3; (10) Surface Tension: 42.5 dyne/cm; (11) Density: 1.07 g/cm3; (12) Flash Point: 222.6 °C; (13) Enthalpy of Vaporization: 70.01 kJ/mol; (14) Boiling Point: 466.2 °C at 760 mmHg; (15) Vapour Pressure: 2.01E-08 mmHg at 25 °C.

Preparation of Silane,tris(4-methylphenyl)phenyl- (9CI): this chemical can be prepared by p-Tolyl-lithium with Trichloro-phenyl-silane.



This reaction needs reagent Diethyl ether at ambient temperature. The reaction time is 15 hours. The yield is 44 %.

You can still convert the following datas into molecular structure:
(1) SMILES: c1c(ccc(c1)C)[Si](c2ccccc2)(c3ccc(cc3)C)c4ccc(cc4)C
(2) InChI: InChI=1/C27H26Si/c1-21-9-15-25(16-10-21)28(24-7-5-4-6-8-24,26-17-11-22(2)12-18-26)27-19-13-23(3)14-20-27/h4-20H,1-3H3
(3) InChIKey: NNXUKKQEJMTDEK-UHFFFAOYAF