Japan CHEmicals Collaborative Knowledge database

• Information
• About J-CHECK
• Update history

• Search
• Chemical Substances
   Search

• Act on the Evaluation of
        Chemical Substances and
        Regulation of Their
        Manufacture, etc.
        (after amendment
        in FY 2009)
• Class I Specified
   Chemical Substances
• Class II Specified
   Chemical Substances
• Monitoring
   Chemical Substances
• Priority Assessment
   Chemical Substances
   (PACSs)
• Canceled
   - Priority Assessment
   Chemical Substances
• Specified General
   Chemical Substances

• Newly Announced
        Chemical Substances
• Newly Announced
   Chemical Substances
    (notified on and after
    April 1, 2011)
• Newly Announced
   Chemical Substances
    (notified by March 31,
    2011)

• Existing
        Chemical Substances
• Existing Chemical
   Substances

• Act on the Evaluation of
        Chemical Substances and
        Regulation of Their
        Manufacture, etc.(before
        amendment in FY 2009)
• Type II Monitoring
   Chemical Substances
   (before amendment
    in FY 2009)
• Type III Monitoring
   Chemical Substances
   (before amendment
    in FY 2009)
• For Class I Specified
   Chemical Substances,
   Class II Specified
   Chemical Substances,
   and Type I Monitoring
   Chemical Substances
   (before amendment
    in FY 2009),
   see (after amendment
    in FY 2009)

• Exempt
        from notification of
        manufacturing/
        import amount      
• Exempt from notification of
    manufacturing/import
    amount

• Related information to Act
        on the Evaluation of
        Chemical Substances and
        Regulation of Their
        Manufacture, etc.
• Recent Progress of CSCL
  
• Designated Products under CSCL
  

• Evaluation information
        (Evaluation summary
        sheet)
• Evaluation information
   (Evaluation summary
   sheet)

• The Japan HPV
        Challenge Program
• The list of high priority
   chemicals
• About Japan HPV
   Challenge Program

• Useful Information
        and Links
• Useful Information and
   Links

Substance Data

Chemical Substances Information

CAS RN	MITI Number	Chemical Substance Name	Chemical Structure
61791-29-5	7-319	Ethoxylated coco fatty acids	-

Regulatory Classification

Regulatory Classification	Cabinet Order No./Registration No.	Chemical Substance Name	date	Remarks
Priority Assessment Chemical Substances (PACSs)	288	alpha-Hydro-omega-{[(9Z)-octadec-9-enoyl]oxy}poly(oxyethane-1,2-diyl) (The repeating number of repeating unit is an integer 1 or more.)	2025/04/01	If a chemical substance of the above CAS RN fulfills a certain condition, it corresponds to this Registration Number.
Existing chemical substances	-	Polyethylene glycol (n>100) fatty acid (C 8-24) monoester		If a chemical substance of the above CAS RN fulfills a certain condition, it corresponds to this MITI Number.

Screening Info

Publication year	Human health effect			Ecological effect			Detailed assessment by experts	Remarks
	Exposure Class	Hazard Class	Priority	Exposure Class	Hazard Class	Priority
2024	5	-	-	5	-	-		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	2025/04/01	288	7-319	alpha-Hydro-omega-{[(9Z)-octadec-9-enoyl]oxy}poly(oxyethane-1,2-diyl) (The repeating number of repeating unit is an integer 1 or more.)	Human health effect: Ecological effect:x detailed assessment by experts for:	If a chemical substance of the above CAS RN fulfills a certain condition, it corresponds to this Registration Number.

No.

288

Risk Assessment Phase 1-I

publication date	Status of risk assessment	publication source	Remarks
2025/04/01	Risk Assessment Phase 1-I (ecological effect)

NITE-CHRIP

NITE-CHRIP Link to "Search Results of NITE-CHRIP".
-When the substace dosen't have CAS RN, it shows the J-CHECK page.
-When there is no data on NITE-CHRIP, it shows the NITE-CHRIP error page.

eChemPortal

Search by CAS RN in eChemPortal.
J-CHECK has participated in eChemPortal.
eChemPortal

Disclaimer

Aiming to keep the content of this site accurate and up to date, NITE makes no warranties or representations regarding the quality, accuracy, 
completeness or reliability of information on the site.

NITE shall not be responsible for the accuracy, reliability or currency of any information on this site nor for any claims, damages or 
losses resulting from their use.

NITE reserves the right, at our discretion, to change, modify, add to, or remove portions of information on this site at any time without notice.

The accuracy and linkage of association between CASRN and MITI number is not reviewed nor confirmed.

Please take note that Chemical Substance Names are translated by NITE and confirm from Original Chemical Names(in Japanese) for yourself.