Substance Data

Chemical Substances Information

CAS RN MITI Number Chemical Substance Name Chemical Structure
95-63-6 3-7 1,2,4-Trimethylbenzene


Regulatory Classification

Regulatory Classification Cabinet Order No./Registration No. Chemical Substance Name date Remarks
Priority Assessment Chemical Substances (PACSs)  49  1,2,4-Trimethylbenzene  2011/04/01   
Existing chemical substances  -  Tri-or tetramethylbenzene     
Type III Monitoring Chemical Substances (before amendment in FY 2009)  184  1,2,4-Trimethylbenzene  2010/03/19   


Screening Info

Publication year Human health effect Ecological effect Detailed assessment by experts Remarks
Exposure Class Hazard Class Priority Exposure Class Hazard Class Priority
2015 2 3 High Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2010 - - - 1 1 High Assessment has been conducted by the serial number of Type III 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  49  3-7  1,2,4-Trimethylbenzene 
Human health effect:x (2015/10/23)
Ecological effect:x
detailed assessment by experts for:


No. 49

Risk Assessment Phase 1-I

publication date Status of risk assessment publication source Remarks
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)

Risk Assessment Phase 1-Ⅱ, 1-Ⅲ

publication date Status of risk assessment publication source Remarks
2023/04/01 Risk Assessment Phase 1-II (ecological effect)
2022/04/01 Risk Assessment Phase 1-II (ecological effect)
2021/04/01 Risk Assessment Phase 1-II (ecological effect)
2020/04/01 Risk Assessment Phase 1-II (ecological effect)
2019/04/01 Risk Assessment Phase 1-II (ecological effect)
2018/03/22 Risk Assessment Phase 1-II (ecological effect)
2016/12/27 Risk Assessment Phase 1-II (ecological effect)
2014/07/31 Risk Assessment Phase 1-II (ecological effect)






Other information

The list of high priority chemicals

CAS RN Chemical Substance Name(Reference) International Status of Collection Plan and report of sponsors Remarks
95-63-6 1,2,4-trimethylbenzene 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
2021 3-7 49 1,2,4-Trimethylbenzene Priority Assessment Chemical Substances (PACSs) 14,005 MITI number: 3-7, 3-3427
2020 3-7 49 1,2,4-Trimethylbenzene Priority Assessment Chemical Substances (PACSs) 12,896 MITI number: 3-7, 3-3427
2019 3-7 49 1,2,4-Trimethylbenzene Priority Assessment Chemical Substances (PACSs) 17,441 MITI number: 3-7, 3-3427
2018 3-7 49 1,2,4-Trimethylbenzene Priority Assessment Chemical Substances (PACSs) 19,396 MITI number: 3-7, 3-3427
2017 3-7 49 1,2,4-Trimethylbenzene Priority Assessment Chemical Substances (PACSs) 35,969 MITI number: 3-7, 3-3427
2016 3-7 49 1,2,4-Trimethylbenzene Priority Assessment Chemical Substances (PACSs) 33,090 MITI number: 3-7, 3-3427
2015 3-7 49 1,2,4-Trimethylbenzene Priority Assessment Chemical Substances (PACSs) 33,067 MITI number: 3-7, 3-3427
2014 3-7 49 1,2,4-Trimethylbenzene Priority Assessment Chemical Substances (PACSs) 33,029 MITI number: 3-7, 3-3427
2013 3-7 49 1,2,4-Trimethylbenzene Priority Assessment Chemical Substances (PACSs) 47,822 MITI number: 3-7, 3-3427
2012 3-7 49 1,2,4-Trimethylbenzene Priority Assessment Chemical Substances (PACSs) 36,472 MITI number: 3-7, 3-3427


Published information

publication source publication date Chemical Substance Name Published Result Judgement Remarks
Official Bulletin of Ministry of International Trade and Industry 1977/11/30 1,2,4-trimethylbenzene Chemical substance determinated to be non or not highly bioaccumulative
Official Bulletin of Ministry of International Trade and Industry 1977/11/30 1,2,4-trimethylbenzene Chemical substance determinated to be persistent


Remarks 

Japan Existing Chemical Database [MHLW] (Link)


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