Product Name

  • Name

    2,2',4,4',6,6'-Hexamethylbenzophenone

  • EINECS 227-052-9
  • CAS No. 5623-45-0
  • Article Data41
  • CAS DataBase
  • Density 1.004g/cm3
  • Solubility
  • Melting Point
  • Formula C19H22O
  • Boiling Point 340.6 °C at 760 mmHg
  • Molecular Weight 266.383
  • Flash Point 141.2 °C
  • Transport Information
  • Appearance
  • Safety
  • Risk Codes
  • Molecular Structure Molecular Structure of 5623-45-0 (2,2',4,4',6,6'-Hexamethylbenzophenone)
  • Hazard Symbols
  • Synonyms Benzophenone,2,2',4,4',6,6'-hexamethyl- (7CI,8CI);2,2',4,4',6,6'-Hexamethylbenzophenone;2,4,6,2',4',6'-Hexamethylbenzophenone;Bis(2,4,6-trimethylphenyl) ketone;Bis(2,4,6-trimethylphenyl)methanone;Dimesityl ketone;Mesityl ketone;
  • PSA 17.07000
  • LogP 4.76800

2,2',4,4',6,6'-Hexamethylbenzophenone Specification

The 2,2',4,4',6,6'-Hexamethylbenzophenone, with cas registry number 5623-45-0, has the systematic name of bis(2,4,6-trimethylphenyl)methanone. And its IUPAC name is the same one. Besides this, it is also called methanone, bis(2,4,6-trimethylphenyl)-. What's more, its EINECS is 227-052-9.

Physical properties about this chemical are: (1)ACD/LogP: 5.94; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 5.94; (4)ACD/LogD (pH 7.4): 5.94; (5)ACD/BCF (pH 5.5): 19264.16; (6)ACD/BCF (pH 7.4): 19264.16; (7)ACD/KOC (pH 5.5): 40607.86; (8)ACD/KOC (pH 7.4): 40607.86; (9)#H bond acceptors: 1; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 17.07 Å2; (13)Index of Refraction: 1.554; (14)Molar Refractivity: 84.99 cm3; (15)Molar Volume: 265.1 cm3; (16)Polarizability: 33.69×10-24cm3; (17)Surface Tension: 36.7 dyne/cm; (18)Enthalpy of Vaporization: 58.42 kJ/mol; (19)Vapour Pressure: 8.48E-05 mmHg at 25°C.

Preparation: this chemical can be prepared by 2,4,6,2',4',6'-Hexamethyl-benzhydrol. This reaction will need reagent N-t-butylbenzenesulfinimidoyl chloride, DBU and solvent CH2Cl2. The reaction time is 1 hour(s) with reaction temperature of -78 - 0 ℃. The yield is about 92%.

Uses of 2,2',4,4',6,6'-Hexamethylbenzophenone: it can be used to produce dimesityl-methane. This reaction will need reagent 4TiCl3-LiAlH4 (McMurry reagent)  and solvent tetrahydrofuran. The reaction time is 8 hour(s). The yield is about 57%.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C(c1c(cc(cc1C)C)C)c2c(cc(cc2C)C)C
(2)InChI: InChI=1/C19H22O/c1-11-7-13(3)17(14(4)8-11)19(20)18-15(5)9-12(2)10-16(18)6/h7-10H,1-6H3
(3)InChIKey: SKMUIZHHMAPKIV-UHFFFAOYAM
(4)Std. InChI: InChI=1S/C19H22O/c1-11-7-13(3)17(14(4)8-11)19(20)18-15(5)9-12(2)10-16(18)6/h7-10H,1-6H3
(5)Std. InChIKey: SKMUIZHHMAPKIV-UHFFFAOYSA-N

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