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.
| 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 | ||
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| Date | Activity |
|---|---|
| August 29, 2026 | Publication in Canada Gazette, Part I, of a notice under section 71 of Canadian Environmental Protection Act (CEPA). |
| 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. |
Information gathering
Section 71 CMP 2026 – Phase 2
In August 2026, a notice was published in the Canada Gazette, Part I: Vol. 160, No. 35 – August 29, 2026, under section 71 of CEPA. This notice applies to four substances included in this substance grouping (CAS RNs 118-82-1, 128-37-0, 36443-68-2, and 61788-44-1). More information is available on the information gathering with respect to certain substances under the CMP web page.