National Institute of Technology and Evaluation
Collecting and transmitting information required for total risk assessment and management of chemical substance mark NITE TOPChemical Management Field> NITE-CHRIP
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NITE-CHRIP is a database provided information on Risk Assessments

and Laws & Regulations, etc., of chemical substances.

Search Results
  • General Information
    • General Information
      • General Information    Data Description
        • CHRIP_IDC004-760-77ACAS RN96-45-7
          Chemical Substance NameImidazolidine-2-thione
          Molecular FormulaC3H6N2S
          Molecular Weight102.15
    • Synonym
      • Synonym    Data Description
        • Synonym2-Imidazolidinethione
          Ethylene thiourea
  • Laws and Regulations in Other countries
      • EC Inventory    Data Description
        • EC Number
          EC NameImidazolidine-2-thione
          Substance InfocardInfocard
          ECHA NameImidazolidine-2-thione
      • REACH: Substances of Very High Concern for Authorization (SVHC)    Data Description
        • EC Number202-506-9StatusCandidate List
          Substance NameImidazolidine-2-thione (2-imidazoline-2-thiol)
          Reason for inclusion
          Toxic for reproduction (Article 57c)
          Date of inclusion
          Detailsto ECHA site
      • EU: CLP Harmonised Classification    Data Description    To ECHA site
        • Index Number613-039-00-9EC Number202-506-9
          Nameethylene thiourea; imidazolidine-2-thione; 2-imidazoline-2-thiol
          ClassificationRepr. 1B / [Oral]Acute Tox. 4 *
      • Korea: ARECs (K-REACH); Existing Chemical Substances    Data Description
        • KE NumberKE-20941
          CategoryExisting Chemical Substances (Domestically distributed commercial purpose before February 2, 1991.)
          Chemical Substance Name2-Imidazolidinethione ; 2-Mercapto-2-imidazoline, Ethylene thiourea
          RemarksIn the case of being hydrated, the resulting hydrate is also applicable.
      • Korea: ARECs (K-REACH) / CCA; Hazardous Substance(s), Priority Control Substances    Data Description
        • Number
          CategoryToxic Substance(s)
          Chemical Substance Name2-Imidazolidinethione
          Range of Application (%)
          Annex I-43
          CategoryPriority Control Substances
          Chemical Substance NameImidazolidine-2-thione
          The date of enforcement is July 1, 2019.
      • Korea: ARECs (K-REACH); Others    Data Description
        • Number86
          CategoryPhase-in substance(s) subject to registration (by June 30, 2018)
          Chemical Substance Name2-Imidazolidinethione
          The registration grace period is until June 30, 2018
  • Test Data and Reports
      • Japan METI: Biodegradation and Bioconcentration Results    Data Description
        • Chemical Substance Name2-mercaptoimidazoline
          Result of BiodegradationNot readily biodegradable
          Result of BioconcentrationLow bioconcentration
          Detailsto J-CHECK
      • Japan MHLW: Toxicity Test Results    Data Description
        • volume Number12
          Tested Chemical Substance Name2-Imidazolidinethione
          Detailsto J-CHECK
      • US National Toxicology Program (NTP) : Long-Term Study Reports & Abstracts    Data Description
        • Report Number
          Report TitleToxicology and Carcinogenesis Studies of Ethylene Thiourea (CASRN 96-45-7) in F344 Rats and B6C3F1 Mice (Feed Studies)
          Abstractto NTP siteFull Textto NTP site