Substance Data

Chemical Substances Information

CAS RN MITI Number Chemical Substance Name Chemical Structure
4062-78-6 2-3065 Sodium methyl 2-sulphooctadecanoate -


Regulatory Classification

Regulatory Classification Cabinet Order No./Registration No. Chemical Substance Name date Remarks
Priority Assessment Chemical Substances (PACSs)  260  Sodium 1-methoxy-1-oxooctadecane-2-sulfonate or sodium 1-methoxy-1-oxohexadecane-2-sulfonate  2021/04/01   
Newly Announced Chemical Substances (notified by March 31, 2011)  22  Sodium salt of methyl ester of sulfonated natural fatty acid  1975/07/09   


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 - - - - - Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2020 3 - - 3 1 High Assessment has been conducted by Sodium 1-methoxy-1-oxooctadecan-2-sulfonate or sodium 1-methoxy-1-oxohexadecane-2-sulfonate.
2019 3 - - 3 - - Assessment has been conducted by the MITI number.
2018 3 - - 3 - - Assessment has been conducted by the MITI number.
2017 3 - - 3 - - Assessment has been conducted by the MITI number.
2016 3 - - 3 - - Assessment has been conducted by the MITI number.
2015 3 - - 3 - - Assessment has been conducted by the MITI number.
2014 3 - - 3 - - Assessment has been conducted by the MITI number.
2013 3 - - 3 - - Assessment has been conducted by the MITI number.
2012 3 - - 3 - - Assessment has been conducted by the MITI number.


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  2021/04/01  260  2-3065  Sodium 1-methoxy-1-oxooctadecane-2-sulfonate or sodium 1-methoxy-1-oxohexadecane-2-sulfonate 
Human health effect:
Ecological effect:x
detailed assessment by experts for:


No. 260

Risk Assessment Phase 1-I

publication date Status of risk assessment publication source Remarks
2024/04/01 Risk Assessment Phase 1-I (ecological effect)
2023/04/01 Risk Assessment Phase 1-I (ecological effect)
2022/04/01 Risk Assessment Phase 1-I (ecological effect)
2021/04/01 Risk Assessment Phase 1-I (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
4062-78-6 Octadecanoic acid, 2-sulfo-, 1-methyl ester, sodium salt

Manufactured and/or imported quantities

Fiscal year MITI Number Registration No. Chemical Substance Name Classification Manufactured and/or imported quantities (t) Remarks
2022 2-3065 260 Sodium 1-methoxy-1-oxooctadecane-2-sulfonate or sodium 1-methoxy-1-oxohexadecane-2-sulfonate Priority Assessment Chemical Substances (PACSs) 109
2021 2-3065 260 Sodium 1-methoxy-1-oxooctadecane-2-sulfonate or sodium 1-methoxy-1-oxohexadecane-2-sulfonate Priority Assessment Chemical Substances (PACSs) 754
2020 2-3065 Sodium salt of methyl ester of sulfonated natural fatty acid General chemical substance 1 - < 1,000
2019 2-3065 Sodium salt of methyl ester of sulfonated natural fatty acid General chemical substance 1 - < 1,000
2014 2-3065 Sodium salt of methyl ester of sulfonated natural fatty acid General chemical substance 2,000 - < 3,000




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