Product Name

  • Name

    TRIMETHYLTHIOUREA

  • EINECS
  • CAS No. 2489-77-2
  • Article Data17
  • CAS DataBase
  • Density 1.022g/cm3
  • Solubility
  • Melting Point 84oC
  • Formula C4H10 N2 S
  • Boiling Point 132.3°C at 760 mmHg
  • Molecular Weight 118.203
  • Flash Point 33.8°C
  • Transport Information
  • Appearance
  • Safety Poison by ingestion. Questionable carcinogen with experimental carcinogenic data. Mutation data reported. When heated to decomposition it emits very toxic fumes of NOx and SOx. See also ISOTHIOUREA.
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 2489-77-2 (TRIMETHYLTHIOUREA)
  • Hazard Symbols
  • Synonyms Thiourea,trimethyl- (9CI); Urea, 1,1,3-trimethyl-2-thio- (6CI,7CI,8CI);1,1,3-Trimethylthiourea; 1,3,3-Trimethylthiourea; N,N,N'-Trimethylthiourea; NSC153385; Nocceler TMU; Sanceler TMU; Thiate E; Trimethylthiourea
  • PSA 47.36000
  • LogP 0.44320

1,1,3-Trimethyl-2-thiourea Chemical Properties

Chemical Name: Trimethylthiourea
IUPAC NAME: 1,1,3-Trimethylthiourea
CAS No.: 2489-77-2
EINECS: 219-644-0
RTECS: YU4900000
Molecular Formula: C4H10N2S
Molecular Weight: 118.2 g/mol
Melting Point: 84°C
Density: 1.022 g/cm3
Flash Point: 33.8 °C
Boiling Point: 132.3 °C at 760 mmHg
Following is the structure of: 1,1,3-Trimethyl-2-thiourea (CAS No.2489-77-2)


The chemical synonymous of 1,1,3-Trimethyl-2-thiourea (CAS No.2489-77-2) are 1,1,3-Trimethyl-2-Thio-Ure ; 1,1,3-Trimethyl-2-Thiourea ; 1,1,3-Trimethyl-2-Thiourea[Qr] ; 1,1,3-Trimethylthiourea ; 1,1,3-Trimethylthiourea[Qr] ; 1,3,3-Trimethylthiourea ; 1,3,3-Trimethylthiourea[Qr] ; N,N,N’-Trimethylthiourea[Qr]

1,1,3-Trimethyl-2-thiourea Toxicity Data With Reference

1.    

msc-mus:lyms 4200 mg/L

     EMMUEG    Environmental and Molecular Mutagenesis. 12 (1988),85.
2.    

orl-rat TDLo:13 g/kg/77W-C:CAR

     NCITR*    National Cancer Institute Carcinogenesis Technical Report Series. (Bethesda, MD 20014) No. NCI-CG-TR-129 ,1979.
3.    

orl-rat LD50:316 mg/kg

     NCILB*    Progress Report for Contract No. NIH-NCI-E-C-72-3252, Submitted to the National Cancer Institute by Litton Bionetics, Inc. (Bethesda, MD) NIH-NCI-E-C-72-3252 .
4.    

orl-mus LD50:215 mg/kg

     NCILB*    Progress Report for Contract No. NIH-NCI-E-C-72-3252, Submitted to the National Cancer Institute by Litton Bionetics, Inc. (Bethesda, MD) NIH-NCI-E-C-72-3252 .

1,1,3-Trimethyl-2-thiourea Consensus Reports

NCI Carcinogenesis Bioassay (feed); No Evidence: mouse NCITR*    National Cancer Institute Carcinogenesis Technical Report Series. (Bethesda, MD 20014) No. NCI-CG-TR-129 ,1979. . Reported in EPA TSCA Inventory.

1,1,3-Trimethyl-2-thiourea Safety Profile

Poison by ingestion. Questionable carcinogen with experimental carcinogenic data. Mutation data reported. When heated to decomposition it emits very toxic fumes of NOx and SOx. See also ISOTHIOUREA.
Risk Statements about 1,1,3-Trimethyl-2-thiourea (CAS No.2489-77-2):
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements about 1,1,3-Trimethyl-2-thiourea (CAS No.2489-77-2):
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.

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