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1,2-Dibromo-4-trifluoromethyl-benzene is an organic compound with the chemical formula C7H3Br2F3. It is a brominated and fluorinated derivative of benzene, featuring two bromine atoms at the 1st and 2nd carbon positions and a trifluoromethyl group at the 4th carbon position. 1,2-DIBROMO-4-TRIFLUOROMETHYL-BENZENE is characterized by its symmetrical structure and strong electron-withdrawing properties due to the presence of bromine and trifluoromethyl groups. It is used as an intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other specialty chemicals. Due to its reactive nature, it is typically handled with care in controlled laboratory settings.

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  • 7657-08-1 Structure
  • Basic information

    1. Product Name: 1,2-DIBROMO-4-TRIFLUOROMETHYL-BENZENE
    2. Synonyms: 1,2-DIBROMO-4-TRIFLUOROMETHYL-BENZENE;3,4-Dibromobenzotrifluoride
    3. CAS NO:7657-08-1
    4. Molecular Formula: C7H3Br2F3
    5. Molecular Weight: 303.9019296
    6. EINECS: N/A
    7. Product Categories: pharmacetical
    8. Mol File: 7657-08-1.mol
  • Chemical Properties

    1. Melting Point: N/A
    2. Boiling Point: 229.168°C at 760 mmHg
    3. Flash Point: 92.398°C
    4. Appearance: /
    5. Density: 1.957g/cm3
    6. Vapor Pressure: 0.107mmHg at 25°C
    7. Refractive Index: 1.512
    8. Storage Temp.: Sealed in dry,Room Temperature
    9. Solubility: N/A
    10. CAS DataBase Reference: 1,2-DIBROMO-4-TRIFLUOROMETHYL-BENZENE(CAS DataBase Reference)
    11. NIST Chemistry Reference: 1,2-DIBROMO-4-TRIFLUOROMETHYL-BENZENE(7657-08-1)
    12. EPA Substance Registry System: 1,2-DIBROMO-4-TRIFLUOROMETHYL-BENZENE(7657-08-1)
  • Safety Data

    1. Hazard Codes: N/A
    2. Statements: N/A
    3. Safety Statements: N/A
    4. WGK Germany:
    5. RTECS:
    6. HazardClass: N/A
    7. PackingGroup: N/A
    8. Hazardous Substances Data: 7657-08-1(Hazardous Substances Data)

7657-08-1 Usage

Physical state

Colorless liquid

Uses

a. Pharmaceutical industry
b. Agricultural industry
c. Synthesis of various organic compounds

Chemical properties

a. Strong bromine bonds
b. Strong fluorine bonds

Resistance

Highly resistant to degradation

Applications

Wide range of applications due to its strong bonds

Safety precautions

a. Harmful if ingested
b. Harmful if inhaled
c. Causes skin and eye irritation upon contact

Hazard classification

Classified as a hazardous substance

Environmental and health impacts

Potential negative impacts on the environment and human health

Check Digit Verification of cas no

The CAS Registry Mumber 7657-08-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,6,5 and 7 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 7657-08:
(6*7)+(5*6)+(4*5)+(3*7)+(2*0)+(1*8)=121
121 % 10 = 1
So 7657-08-1 is a valid CAS Registry Number.
InChI:InChI=1/C7H3Br2F3/c8-5-2-1-4(3-6(5)9)7(10,11)12/h1-3H

7657-08-1SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name 1,2-Dibromo-4-(trifluoromethyl)benzene

1.2 Other means of identification

Product number -
Other names 1,2-Dibromo-4-trifluoromethyl-benze

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:7657-08-1 SDS

7657-08-1Relevant articles and documents

A general strategy for the perfluoroalkylation of arenes and arylbromides by using arylboronate esters and [(phen)CuRF]

Litvinas, Nichole D.,Fier, Patrick S.,Hartwig, John F.

, p. 536 - 539 (2012/02/16)

A versatile method for the synthesis of aryl perfluoroalkanes from arenes and aryl bromides is described. Substituted arenes or aryl bromides are converted in situ to an aryl boronate ester that readily undergoes perfluoroalkylation in air with [(phen)CuRF]. A broad range of aryl bromide substrates were perfluoroalkylated in good yield for the first time. [(phen)CuCF3] is now commercially available and has been prepared on 20g scale. Copyright

An improved method for the bromination of metalated haloarenes via lithium, zinc transmetalation: A convenient synthesis of 1,2-dibromoarenes

Menzel, Karsten,Fisher, Ethan L.,DiMichele, Lisa,Frantz, Doug E.,Nelson, Todd D.,Kress, Michael H.

, p. 2188 - 2191 (2007/10/03)

A facile protocol for the synthesis of 1,2-dibromoarenes is described. A standard ortho-lithiation/bromination procedure, when applied to bromoarenes, resulted in poor yields of the corresponding 1,2-dibromoarenes (13-62% yield). However, transmetalation

REACTIONS OF ORGANIC COMPOUNDS WITH SF4-HF-HALOGENATING AGENT SYSTEMS VI. REACTIONS OF BENZENE AND ITS DERIVATIVES WITH SF4-HF-Cl2(Br2)

Kunshenko, B. V.,Omarov, V. O.,Muratov, N. N.,Mikhailevskii, S. M.,Yagupol'skii, L. M.

, p. 108 - 112 (2007/10/02)

In the reactions of benzene-carboxylic and -dicarboxylic acids with SF4-HF-Cl2(Br2), apart from the conversion of carboxyls into trifluoromethyl groups, there occurs the halogenation of the benzene ring with the formation of the corresponding chloro- and bromo-containing (trifluoromethyl)- and bis(trifluoromethyl)-benzenes.

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