Product Name

  • Name

    SWEP

  • EINECS
  • CAS No. 1918-18-9
  • Article Data5
  • CAS DataBase
  • Density 1.44g/cm3
  • Solubility
  • Melting Point 112-114℃
  • Formula C8H7 Cl2 N O2
  • Boiling Point 252.3°Cat 760 mmHg
  • Molecular Weight 220.055
  • Flash Point 106.4°C
  • Transport Information
  • Appearance
  • Safety Moderately toxic by ingestion and skin contact. A pesticide. See also CARBAMATES and ESTERS. When heated to decomposition it emits very toxic fumes of Cl− and NOx.
  • Risk Codes 22
  • Molecular Structure Molecular Structure of 1918-18-9 (SWEP)
  • Hazard Symbols
  • Synonyms Carbamicacid, (3,4-dichlorophenyl)-, methyl ester (9CI);Carbanilic acid,3,4-dichloro-, methyl ester (7CI,8CI);3,4-Dichlorophenylcarbamic acid methylester;MCC;MCC (herbicide);Methyl 3,4-dichlorocarbanilate;Methyl3,4-dichlorophenylcarbamate;Methyl N-(3,4-dichlorophenyl)carbamate;NIA 2995;Swep;
  • PSA 38.33000
  • LogP 3.24470

3,4-Dichlorocarbanilic Acid Methyl Ester Chemical Properties

Chemistry informtion about 3,4-Dichlorocarbanilic Acid Methyl Ester (CAS NO.1918-18-9) is:
IUPAC Name: Methyl N-(3,4-Dichlorophenyl)Carbamate
Synonyms: Swep ; Swep Emulsion ; (3,4-Dichlorophenyl)-Carbamicacimethylester ; 3,4-Dichlorocarbanilic Acid Methyl Ester ; 3,4-Dichlorocarbanilicacidmethylester ; 3,4-Dichloro-Carbanilicacimethylester ; Carbamic Acid, (3,4-Dichlorophenyl)-, Methyl Ester ; Carbanilic Acid, 3,4-Dichloro-, Methyl Ester
MF: C8H7Cl2NO2
MW: 220.05 
Density: 1.44 g/cm3
Flash Point: 106.4 °C
Boiling Point: 252.3 °C at 760 mmHg
Vapour Pressure: 0.0195 mmHg at 25°C
Enthalpy of Vaporization: 48.97 kJ/mol
Storage temp.: 0-6°C
Following is the molecular structure of 3,4-Dichlorocarbanilic Acid Methyl Ester (CAS NO.1918-18-9) is:

3,4-Dichlorocarbanilic Acid Methyl Ester Production

Raw materials are Methyl chloroformate-->3,4-Dichloroaniline-->Isocyanic acid 3,4-dichlorophenyl ester .

3,4-Dichlorocarbanilic Acid Methyl Ester Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rabbit LD50 skin 2480mg/kg (2480mg/kg)   World Review of Pest Control. Vol. 9, Pg. 119, 1970.
rat LD50 oral 522mg/kg (522mg/kg)   Guide to the Chemicals Used in Crop Protection. Vol. 6, Pg. 477, 1973.

3,4-Dichlorocarbanilic Acid Methyl Ester Safety Profile

Moderately toxic by ingestion and skin contact. A pesticide. See also CARBAMATES  and ESTERS. When heated to decomposition it emits very toxic fumes of Cl− and NOx. 
Hazard Codes:
HarmfulXn
Risk Statements:
R22:Harmful if swallowed.
RTECS: FD8750000

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