Product Name

  • Name

    2,4-Difluorophenyl isocyanate

  • EINECS
  • CAS No. 59025-55-7
  • Article Data6
  • CAS DataBase
  • Density 1.247 g/cm3
  • Solubility
  • Melting Point
  • Formula C7H3F2NO
  • Boiling Point 162.746 °C at 760 mmHg
  • Molecular Weight 155.104
  • Flash Point 50.556 °C
  • Transport Information UN 2478 3/PG 3
  • Appearance Clear colorless to faintly yellow liquid
  • Safety 26-36/37-45-36/37/39-16
  • Risk Codes 20/21/22-36/37/38-42-10
  • Molecular Structure Molecular Structure of 59025-55-7 (2,4-Difluorophenyl isocyanate)
  • Hazard Symbols HarmfulXn, ToxicT, IrritantXi
  • Synonyms 2,4-difluoro-1-isocyanato-benzene;
  • PSA 29.43000
  • LogP 1.93210

2,4-Difluorophenyl isocyanate Chemical Properties

The molecular formula of 2,4-Difluorophenyl isocyanate(59025-55-7) is C7H3F2NO and its formula weight is 155.1.
The density of 2,4-Difluorophenyl isocyanate(59025-55-7) is 1.309 g/mL at 25 °C(lit.) and it has a boiling point of  42 °C 6 mm Hg(lit.). The refractive index is about 1.490(lit.). Its flash point is  50 °C .
The chemical synonyms of 2,4-Difluorophenyl isocyanate(59025-55-7) are TIMTEC-BB SBB006537;2,4-DIFLUOROPHENYL ISOCYANATE;2,4-Difluorophenyl isocyanate, 98+%;Benzene, 2,4-difluoro-1-isocyanato- (9CI);2,4-Difluorophenyl isocyanate 98%;DIFLUOROPHENYLISO-CYANATE;Isocyanic Acid 2,4-Difluorophenyl Ester
The molecular structure of 2,4-Difluorophenyl isocyanate(59025-55-7):

2,4-Difluorophenyl isocyanate Toxicity Data With Reference

RTECS#: CAS# 59025-55-7: None listed
LD50/LC50: RTECS: Not available. 
Carcinogenicity: 2,4-Difluorophenyl isocyanate - Not listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65.
Other: The toxicological properties have not been fully investigated.

2,4-Difluorophenyl isocyanate Safety Profile

Hazard Codes  Xn,T,Xi
Risk Statements  20/21/22-36/37/38-42-10
Safety Statements  26-36/37-45-36/37/39-16
RIDADR  UN 2478 3/PG 3
WGK Germany  3
F  10-19-21
Hazard Note  Toxic/Lachrymatory/Moisture Sensitive
HazardClass  6.1
PackingGroup  II

2,4-Difluorophenyl isocyanate Specification

Chemical Stability: Not available 
Conditions to Avoid: Incompatible materials, ignition sources, excess heat, exposure to moist air or water. 
Incompatibilities with Other Materials Strong oxidizing agents, acids, strong bases, alcohols, amines. 
Hazardous Decomposition Products Nitrogen oxides, carbon monoxide, carbon dioxide, hydrogen fluoride gas. 
Hazardous Polymerization Has not been reported.
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