Substituted Phenols Group

These substances were identified for action under the Chemicals Management Plan (CMP). The assessment focuses on 15 substances referred to collectively under the CMP as the Substituted Phenols Group.

• Summary of publications
• Timelines

Summary of publications

Summary of publications

Substance group	CAS RN	DSL name	Draft assessment	Risk management scope	Proposed conclusion on section 64 criteria	Follow-up activities
Substituted Phenols Group	85-60-9	Phenol, 4,4'-butylidenebis[2-(1,1-dimethylethyl)-5-methyl-	HTML	None	Does not meet	None planned at this time
	96-69-5	Phenol, 4,4'-thiobis[2-(1,1-dimethylethyl)-5-methyl-		None	Does not meet	Under consideration
	96-76-4	Phenol, 2,4-bis(1,1-dimethylethyl)-		None	Does not meet	None planned at this time
	98-54-4	Phenol, 4-(1,1-dimethylethyl)-		None	Does not meet	Under consideration
	118-82-1	Phenol, 4,4'-methylenebis[2,6-bis(1,1-dimethylethyl)-		HTML	Meets one or more of the criteria	Refer to risk management scope
	128-37-0	Phenol, 2,6-bis(1,1-dimethylethyl)-4-methyl-		HTML	Meets one or more of the criteria	Refer to risk management scope
	128-39-2	Phenol, 2,6-bis(1,1-dimethylethyl)-		None	Does not meet	None planned at this time
	1843-03-4	Phenol, 4,4',4''-(1-methyl-1-propanyl- 3-ylidene)tris[2-(1,1-dimethylethyl)-5-methyl -		None	Does not meet	None planned at this time
	2082-79-3	Benzenepropanoic acid, 3,5-bis(1,1-dimethylethyl)-4-hydroxy-, octadecyl ester		None	Does not meet	None planned at this time
	4221-80-1	Benzoic acid, 3,5-bis(1,1-dimethylethyl)-4-hydroxy-, 2,4-bis(1,1-dimethylethyl)phenyl ester		None	Does not meet	None planned at this time
	6386-38-5	Benzenepropanoic acid, 3,5-bis(1,1-dimethylethyl)-4-hydroxy-, methyl ester		None	Does not meet	None planned at this time
	35958-30-6	Phenol, 2,2'-ethylidenebis[4,6-bis(1,1-dimethylethyl)-		None	Does not meet	None planned at this time
	36443-68-2	Benzenepropanoic acid, 3-(1,1-dimethylethyl)-4-hydroxy-5-methyl-, 1,2-ethanediylbis(oxy-2,1-ethanediyl) ester		HTML	Meets one or more of the criteria	Refer to risk management scope
	41484-35-9	Benzenepropanoic acid, 3,5-bis(1,1-dimethylethyl)-4-hydroxy-, thiodi-2,1-ethanediyl ester		None	Does not meet	None planned at this time
	61788-44-1Footnote a	Phenol, styrenated		HTML	Meets one or more of the criteria	Refer to risk management scope
Footnote a This CAS RN is a UVCB (unknown or variable composition, complex reaction products, or biological materials). Return to footnote a referrer

Timelines

Timelines

Date	Activity
January 2025	Anticipated publication of the final assessment and proposed risk management approach.
January 13, 2024	Publication and start of 60-day public comment period on the Draft Assessment for the Substituted Phenols Group (including follow-up activities for CAS RNs 96-69-5 and 98-54-4) and the Risk Management Scope for Certain Substituted Phenols, specifically: CAS RNs: 118-82-1, 128-37-0, 36443-68-2, and 61788-44-1. The related notice was published in the Canada Gazette, Part I: Vol. 158, No. 2.