Substance Data

Chemical Substances Information

CAS RN MITI Number Chemical Substance Name Chemical Structure
872-50-4 5-113 1-Methyl-2-pyrrolidone


Regulatory Classification

Regulatory Classification Cabinet Order No./Registration No. Chemical Substance Name date Remarks
Priority Assessment Chemical Substances (PACSs)  136  N-Methyl-2-pyrrolidone  2012/12/21   
Existing chemical substances  -  N-alkyl(C 1,2)-2-pyrrolidone     


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 - - - 5 4 Low Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2022 - - - 5 4 Low Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2021 - - - 5 4 Low Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2020 5 4 Low Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2019 5 4 Low Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2018 5 4 Low Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2017 5 4 Low Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2016 5 4 Low Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2015 5 4 Low Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2012 2 3 High 4 - - Assessment has been conducted by the CAS RN.


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  2012/12/21  136  5-113  N-Methyl-2-pyrrolidone 
Human health effect:x
Ecological effect:
detailed assessment by experts for:


No. 136

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
872-50-4 1-methyl-2-pyrrolidone 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 5-113 136 N-Methyl-2-pyrrolidone Priority Assessment Chemical Substances (PACSs) 26,125
2021 5-113 136 N-Methyl-2-pyrrolidone Priority Assessment Chemical Substances (PACSs) 28,341
2020 5-113 136 N-Methyl-2-pyrrolidone Priority Assessment Chemical Substances (PACSs) 22,243
2019 5-113 136 N-Methyl-2-pyrrolidone Priority Assessment Chemical Substances (PACSs) 22,560
2018 5-113 136 N-Methyl-2-pyrrolidone Priority Assessment Chemical Substances (PACSs) 23,355
2017 5-113 136 N-Methyl-2-pyrrolidone Priority Assessment Chemical Substances (PACSs) 20,934
2016 5-113 136 N-Methyl-2-pyrrolidone Priority Assessment Chemical Substances (PACSs) 19,138
2015 5-113 136 N-Methyl-2-pyrrolidone Priority Assessment Chemical Substances (PACSs) 18,494
2014 5-113 136 N-Methyl-2-pyrrolidone Priority Assessment Chemical Substances (PACSs) 17,245
2013 5-113 136 N-Methyl-2-pyrrolidone Priority Assessment Chemical Substances (PACSs) 15,791
2012 5-113 136 N-Methyl-2-pyrrolidone Priority Assessment Chemical Substances (PACSs) 13,554


Published information

publication source publication date Chemical Substance Name Published Result Judgement Remarks
Official Bulletin of Ministry of International Trade and Industry 1989/12/28 N-methyl-2-pyrrolidone Chemical substance determinated to be ready biodegradable




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