Substance Data

Chemical Substances Information

CAS RN MITI Number Chemical Substance Name Chemical Structure
74-87-3 2-35 Methyl chloride


Regulatory Classification

Regulatory Classification Cabinet Order No./Registration No. Chemical Substance Name date Remarks
Priority Assessment Chemical Substances (PACSs)  6  Chloromethane (synonym: Methyl chloride)  2011/04/01   
Existing chemical substances  -  Chloromethane     
Designated (before amendment)  370  Chloromethane (synonym: Methyl chloride)  2000/09/22   


Screening Info

Publication year Human health effect Ecological effect Detailed assessment by experts Remarks
Exposure Class Hazard Class Priority Exposure Class Hazard Class Priority
2023 - - - 3 3 Medium Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2022 - - - 3 3 Medium Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2021 - - - 3 3 Medium Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2020 3 3 Medium Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2019 3 3 Medium Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2018 3 3 Medium Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2017 3 3 Medium Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2016 3 3 Medium Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2015 4 3 Medium Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2014 4 3 Medium Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2010 3 2 High - - - Assessment has been conducted by the serial number of Type II Monitoring Chemical Substance (before amendment).


Remarks


Information of Priority Assessment Chemical Substance

Information of designation

Classification Designated date No. MITI No. Name of Priority Assessment Chemical Substance Rationale for designation Remarks
PACS  2011/04/01  6  2-35  Chloromethane (synonym: Methyl chloride) 
Human health effect:x
Ecological effect:
detailed assessment by experts for:


No. 6

Risk Assessment Phase 1-I

publication date Status of risk assessment publication source Remarks
2024/04/01 Risk Assessment Phase 1-I (human health effect)
2023/04/01 Risk Assessment Phase 1-I (human health effect)
2022/04/01 Risk Assessment Phase 1-I (human health effect)
2021/04/01 Risk Assessment Phase 1-I (human health effect)
2020/04/01 Risk Assessment Phase 1-I (human health effect)
2019/04/01 Risk Assessment Phase 1-I (human health effect)
2018/03/22 Risk Assessment Phase 1-I (human health effect)
2016/12/27 Risk Assessment Phase 1-I (human health effect)
2015/11/26 Risk Assessment Phase 1-I
2014/07/31 Risk Assessment Phase 1-I





Other information

The list of high priority chemicals

CAS RN Chemical Substance Name(Reference) International Status of Collection Plan and report of sponsors Remarks
74-87-3 Monochloromethane OECD HPV Program Assessed

Manufactured and/or imported quantities

Fiscal year MITI Number Registration No. Chemical Substance Name Classification Manufactured and/or imported quantities (t) Remarks
2022 2-35 6 Chloromethane (synonym: Methyl chloride) Priority Assessment Chemical Substances (PACSs) 45,453
2021 2-35 6 Chloromethane (synonym: Methyl chloride) Priority Assessment Chemical Substances (PACSs) 49,820
2020 2-35 6 Chloromethane (synonym: Methyl chloride) Priority Assessment Chemical Substances (PACSs) 40,153
2019 2-35 6 Chloromethane (synonym: Methyl chloride) Priority Assessment Chemical Substances (PACSs) 42,744
2018 2-35 6 Chloromethane (synonym: Methyl chloride) Priority Assessment Chemical Substances (PACSs) 40,898
2017 2-35 6 Chloromethane (synonym: Methyl chloride) Priority Assessment Chemical Substances (PACSs) 37,831
2016 2-35 6 Chloromethane (synonym: Methyl chloride) Priority Assessment Chemical Substances (PACSs) 34,253
2015 2-35 6 Chloromethane (synonym: Methyl chloride) Priority Assessment Chemical Substances (PACSs) 33,988
2014 2-35 6 Chloromethane (synonym: Methyl chloride) Priority Assessment Chemical Substances (PACSs) 34,144
2013 2-35 6 Chloromethane (synonym: Methyl chloride) Priority Assessment Chemical Substances (PACSs) 35,196
2012 2-35 6 Chloromethane (synonym: Methyl chloride) Priority Assessment Chemical Substances (PACSs) 34,475


Published information

publication source publication date Chemical Substance Name Published Result Judgement Remarks
Official Bulletin of Ministry of International Trade and Industry 1991/12/27 methyl chloride Chemical substance determinated to be non or not highly bioaccumulative




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