Product Name

  • Name

    (DIFLUOROMETHOXY)BENZENE

  • EINECS 207-283-1
  • CAS No. 458-92-4
  • Article Data34
  • CAS DataBase
  • Density 1.156 g/cm3
  • Solubility
  • Melting Point
  • Formula C7H6F2O
  • Boiling Point 138.026 °C at 760 mmHg
  • Molecular Weight 144.121
  • Flash Point 43.106 °C
  • Transport Information UN 1993
  • Appearance
  • Safety 16-24/25-23
  • Risk Codes 10
  • Molecular Structure Molecular Structure of 458-92-4 ((DIFLUOROMETHOXY)BENZENE)
  • Hazard Symbols FlammableF
  • Synonyms (Difluoromethoxy)benzene;Anisole, α,α-difluoro- (6CI,7CI,8CI);Difluoromethyl phenyl ether;Phenyl difluoromethyl ether;α,α-Difluoroanisole;
  • PSA 9.23000
  • LogP 2.28800

Benzene,(difluoromethoxy)- Specification

The Benzene, (difluoromethoxy)-, with the CAS registry number of 458-92-4, is also known as α, α-Difluoroanisole. Its EINECS registry number is 207-283-1. This chemical's molecular formula is C7H6F2O and molecular weight is 144.12. What's more, its IUPAC name is Difluoromethoxybenzene.

Physical properties about Benzene, (difluoromethoxy)- are: (1)ACD/LogP: 2.45; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2.45; (4)ACD/LogD (pH 7.4): 2.45; (5)ACD/BCF (pH 5.5): 42.833; (6)ACD/BCF (pH 7.4): 42.833; (7)ACD/KOC (pH 5.5): 512.438; (8)ACD/KOC (pH 7.4): 512.438; (9)#H bond acceptors: 1; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 9.23 Å2; (13)Index of Refraction: 1.445; (14)Molar Refractivity: 33.217 cm3; (15)Molar Volume: 124.708 cm3; (16)Surface Tension: 25.538 dyne/cm; (17)Density: 1.156 g/cm3; (18)Flash Point: 43.106 °C; (19)Enthalpy of Vaporization: 35.985 kJ/mol; (20)Boiling Point: 138.026 °C at 760 mmHg; (21)Vapour Pressure: 8.519 mmHg at 25 °C.

Preparation: this chemical is prepared by reaction of Trifluoroacetic acid with Phenol. The reaction needs reagent NaOH. Meanwhile, it needs solvents Bis-(2-methoxy-ethyl) ether and H2O. The reaction time is 10 hours with reaction temperature of 160 °C. The yield is about 53 %.

Uses: it is used to produce other chemicals. For example, it is used to produce (Chloro-difluoro-methyl)-phenyl ether. The reaction needs reagent Cl2. The reaction time is 4.5 hours with reaction temperature of 100 °C. Other condition of this reaction is irradiation. The yield is about 95 %.

When you are using this chemical, please be cautious about it as the following:
This chemical is flammable, and it may catch fire in contact with an ignition source. Hence, keep it away from sources of ignition.

You can still convert the following datas into molecular structure:
(1) SMILES: c1ccc(cc1)OC(F)F
(2) InChI: InChI=1/C7H6F2O/c8-7(9)10-6-4-2-1-3-5-6/h1-5,7H
(3) InChIKey: LMVBQQAXGZVBFH-UHFFFAOYAE

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