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Benzonitrile, 2,3-difluoro-4-methyl(9CI) is a chemical compound characterized by the molecular formula C8H5F2N. It exists as a colorless liquid with a melting point of -7°C and a boiling point of 107-108°C. Benzonitrile, 2,3-difluoro-4-methyl(9CI) is recognized for its role as an intermediate in the synthesis of pharmaceuticals and agrochemicals, as well as its utility as a solvent in chemical reactions and a raw material in the production of dyes and pigments. However, it is classified as a hazardous chemical due to its potential to cause irritation to the skin, eyes, and respiratory system, and its potential harmful effects on aquatic organisms if released into the environment.

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  • 508203-48-3 Structure
  • Basic information

    1. Product Name: Benzonitrile, 2,3-difluoro-4-methyl- (9CI)
    2. Synonyms: Benzonitrile, 2,3-difluoro-4-methyl- (9CI)
    3. CAS NO:508203-48-3
    4. Molecular Formula: C8H5F2N
    5. Molecular Weight: 153.1288064
    6. EINECS: N/A
    7. Product Categories: HALIDE
    8. Mol File: 508203-48-3.mol
  • Chemical Properties

    1. Melting Point: 43-45℃
    2. Boiling Point: 218.402°C at 760 mmHg
    3. Flash Point: 85.887°C
    4. Appearance: /
    5. Density: 1.217g/cm3
    6. Vapor Pressure: 0.126mmHg at 25°C
    7. Refractive Index: 1.487
    8. Storage Temp.: Sealed in dry,Room Temperature
    9. Solubility: N/A
    10. CAS DataBase Reference: Benzonitrile, 2,3-difluoro-4-methyl- (9CI)(CAS DataBase Reference)
    11. NIST Chemistry Reference: Benzonitrile, 2,3-difluoro-4-methyl- (9CI)(508203-48-3)
    12. EPA Substance Registry System: Benzonitrile, 2,3-difluoro-4-methyl- (9CI)(508203-48-3)
  • Safety Data

    1. Hazard Codes: N/A
    2. Statements: N/A
    3. Safety Statements: N/A
    4. WGK Germany:
    5. RTECS:
    6. HazardClass: 6.1
    7. PackingGroup: III
    8. Hazardous Substances Data: 508203-48-3(Hazardous Substances Data)

508203-48-3 Usage

Uses

Used in Pharmaceutical Industry:
Benzonitrile, 2,3-difluoro-4-methyl(9CI) is used as a chemical intermediate for the synthesis of various pharmaceuticals. Its unique structure contributes to the development of new drugs, enhancing the range of therapeutic options available.
Used in Agrochemical Industry:
In the agrochemical sector, Benzonitrile, 2,3-difluoro-4-methyl(9CI) serves as an intermediate in the production of agrochemicals, playing a crucial role in the development of pesticides and other agricultural chemicals that protect crops and enhance yields.
Used as a Solvent in Chemical Reactions:
Benzonitrile, 2,3-difluoro-4-methyl(9CI) is utilized as a solvent in various chemical reactions, facilitating processes that require specific conditions and contributing to the efficiency and effectiveness of these reactions.
Used in Dye and Pigment Production:
Benzonitrile, 2,3-difluoro-4-methyl(9CI) is also used as a raw material in the production of dyes and pigments, where its properties contribute to the creation of a wide array of colorants used in different industries, including textiles, plastics, and printing inks.
It is important to handle Benzonitrile, 2,3-difluoro-4-methyl(9CI) with care due to its hazardous nature, ensuring proper safety measures are in place to protect both human health and the environment.

Check Digit Verification of cas no

The CAS Registry Mumber 508203-48-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,8,2,0 and 3 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 508203-48:
(8*5)+(7*0)+(6*8)+(5*2)+(4*0)+(3*3)+(2*4)+(1*8)=123
123 % 10 = 3
So 508203-48-3 is a valid CAS Registry Number.
InChI:InChI=1/C8H5F2N/c1-5-2-3-6(4-11)8(10)7(5)9/h2-3H,1H3

508203-48-3 Well-known Company Product Price

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  • Alfa Aesar

  • (H26522)  2,3-Difluoro-4-methylbenzonitrile, 97%   

  • 508203-48-3

  • 1g

  • 696.0CNY

  • Detail
  • Alfa Aesar

  • (H26522)  2,3-Difluoro-4-methylbenzonitrile, 97%   

  • 508203-48-3

  • 10g

  • 2145.0CNY

  • Detail

508203-48-3SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 12, 2017

Revision Date: Aug 12, 2017

1.Identification

1.1 GHS Product identifier

Product name 2,3-difluoro-4-methylbenzonitrile

1.2 Other means of identification

Product number -
Other names 2,3-Difluoro-4-methylbenzonitrile

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:508203-48-3 SDS

508203-48-3Relevant articles and documents

A practical and cost-efficient, one-pot conversion of aldehydes into nitriles mediated by 'activated DMSO'

Augustine, John Kallikat,Bombrun, Agnes,Atta, Rajendra Nath

scheme or table, p. 2223 - 2227 (2011/10/31)

Participation of activated DMSO in the one-pot transformation of aldehydes to nitriles has been described by reacting aldehydes with NHHHCl in DMSO in the absence of any added base or catalyst. The method is applicable to access a wide range of aromatic, heterocyclic, and aliphatic nitriles, in which only water is a byproduct. A straightforward and practical procedure is demonstrated on a multigram scale. Georg Thieme Verlag Stuttgart - New York.

Process for the preparation of 2,3-difluorobenzenes

-

, (2008/06/13)

1,4-disubstituted 2,3-difluorobenzenes according to formula I are suitable as intermediates for the synthesis of liquid crystalline compounds.

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