CAS 112279-61-5 corresponds to the compound 4-amino-2,5-difluorobenzonitrile, which is an organic synthetic intermediate containing fluorobenzonitrile with the molecular formula C ₇ H ₄ F ₂ N ₂ and a molecular weight of 154.12. ‌‌

Basic Information
Chinese name: 4-amino-2,5-difluorobenzonitrile
English name: 4-Amino-2,5-difluorobenzenitrile
Molecular formula: C ₇ H ₄ F ₂ N ₂
Molecular weight: 154.12
Structural features: The benzene ring is respectively substituted with an amino group (- NH ₂), two fluorine atoms (2,5-position), and a cyanide group (- CN)
Main use: Intermediate for fine chemical and pharmaceutical synthesis, commonly used for constructing fluorinated aromatic compounds

 
Physical and chemical properties
Appearance: Light yellow to orange yellow powder or crystal
Melting point: 95 ° C
Boiling point: approximately 265.2 ° C (atmospheric pressure, predicted value)
Density: 1.36 g/cm ³
Solubility: soluble in organic solvents such as methanol
Storage conditions: It is recommended to store in a sealed and dark place at 2-8 ° C, away from oxidants

 
Safety and Regulatory Information
Hazard: Acute toxicity (harmful by oral, dermal, inhalation), irritation to eyes/skin/respiratory tract
GHS identification: GHS06 (health hazard), GHS07 (warning)
Hazard Category Code: R20/21/22 (Harmful by Inhalation, Skin Contact, Swallowing)
Transport number: UN 3439 (hazard level 6.1)
Customs code: 29269090 (other nitrile compounds)

 
This substance is not easily used to produce drugs or explosives, and is not listed in the list of key regulated hazardous chemicals in China. However, protective equipment must be worn and the operation must be carried out under ventilated conditions. ‌‌

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4-Amino-2,5-difluorobenzonitrile CAS 112279-61-5
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