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1123-61-1

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Basic Information
CAS No.: 1123-61-1
Name: 2,3-DICHLORO-N-METHYLMALEIMIDE
Article Data: 18
Molecular Structure:
Molecular Structure of 1123-61-1 (2,3-DICHLORO-N-METHYLMALEIMIDE)
Formula: C5H3 Cl2 N O2
Molecular Weight: 179.99
Synonyms: Maleimide,2,3-dichloro-N-methyl- (6CI,7CI,8CI); 2,3-Dichloro-N-methylmaleimide;3,4-Dichloro-1-methylmaleimide; 3,4-Dichloro-N-methylmaleimide;Dichloro-N-methylmaleimide; N-Methyl-2,3-dichloromaleimide;N-Methyldichloromaleimide; NSC 222494
Density: 1.63g/cm3
Melting Point: 85℃
Boiling Point: 205.7°Cat760mmHg
Flash Point: 78.2°C
Safety: Poison by intraperitoneal and intravenous routes. An experimental teratogen. Other experimental reproductive effects. When heated to decomposition it emits very toxic fumes of Cl− and NOx.
PSA: 37.38000
LogP: 0.61210
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Chemistry

Product Name: Dichloro-N-methylmaleimide (CAS NO.1123-61-1)


Molecular Formula: C5H3Cl2NO2
Molecular Weight: 179.99g/mol
Mol File: 1123-61-1.mol
Boiling point: 205.7 °C at 760 mmHg
Flash Point: 78.2 °C
Density: 1.63 g/cm3
Surface Tension: 51.9 dyne/cm
Enthalpy of Vaporization: 44.2 kJ/mol
Vapour Pressure: 0.246 mmHg at 25°C
XLogP3-AA: 1.2
H-Bond Donor: 0
H-Bond Acceptor: 2
Structure Descriptors of Dichloro-N-methylmaleimide (CAS NO.1123-61-1):
  IUPAC Name: 3,4-dichloro-1-methylpyrrole-2,5-dione
  Canonical SMILES: CN1C(=O)C(=C(C1=O)Cl)Cl
  InChI: InChI=1S/C5H3Cl2NO2/c1-8-4(9)2(6)3(7)5(8)10/h1H3 
  InChIKey: PYOLPWAVSYVLMM-UHFFFAOYSA-N

Toxicity Data With Reference

1.    

ipr-mus TDLo:3100 µg/kg (9D preg):REP

     ARTODN    Archives of Toxicology. 37 (1976),15.
2.    

ipr-mus TDLo:3100 µg/kg (9D preg):TER

     ARTODN    Archives of Toxicology. 37 (1976),15.
3.    

ipr-mus LD50:4 mg/kg

     ARTODN    Archives of Toxicology. 37 (1976),15.
4.    

ivn-mus LD50:10 mg/kg

     CSLNX*    U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) NX#03682 .

Safety Profile

Poison by intraperitoneal and intravenous routes. An experimental teratogen. Other experimental reproductive effects. When heated to decomposition it emits very toxic fumes of Cl− and NOx.

Specification

 Dichloro-N-methylmaleimide ,its CAS NO. is 1123-61-1,the synonyms is 2,3-Dichloro-N-methylmaleimide ; BRN 0127988 ; Maleimide, dichloro-N-methyl- ; N-Methyl-2,3-dichloromaleimide ; N-Methyldichloromaleimide ; NSC 222494 ; n-Methyl-dichloromaleinimide ; 1H-Pyrrole-2,5-dione, 3,4-dichloro-1-methyl- (9CI) ; Maleimide, 2,3-dichloro-N-methyl-