

OCTADECYL DI-t-BUTYL-4-HYDROXYHYDROCINNAMATE, BENZENEPROPANOIC ACID, 3,5-BIS (1,1-DIMETHYLETHYL) -4-HYDROXY-, OCTADECYL ESTER; OCTADECYL 3- (2,5-DI-TERT-BUTYL-4-HYDROXYPHENYL) PROPIONATE; OCTADECYL ESTER BENZENEPROPANOIC ACID, 3,5-BIS (1,1-DIMETHYLETHYL) -4-HYDROXY-; 3,5-BIS (1,1-DIMETHYLETHYL) -4-HYDROXY- OCTADECYL ESTER BENZENEPROPANOIC ACID; BENZENEPROPANOIC ACID, 3,5BIS (1,1DIMETHYLETHYL) 4HYDROXY, OCTADECYL ESTER; OCTADECYL 3- (3,5-DI-TERT-BUTYL-4-HYDROXYPHENYL) PROPIONATE; OCTADECYL 3,5-DI-TERT-BUTYL-4-HYDROXYHYDROCINNAMATE; OCTADECYL 3- (3,5-DI-TERT-BUTYL-4-HYDROXYPHENYL) PROPIONATE


Given the incomplete information made available by companies and the government, EWG provides additional information on personal care product ingredients from the published scientific literature. The chart below indicates that research studies have found that exposure to this ingredient -- not the products containing it -- caused the indicated health effect(s) in the studies reviewed by Skin Deep researchers. Actual health risks, if any, will vary based on the level of exposure to the ingredient and individual susceptibility -- information not available in Skin Deep.
| This ingredient: | |
![]() | Cancer |
![]() | Developmental/reproductive toxicity |
![]() | Violations, restrictions & warnings |
![]() | Allergies/immunotoxicity |
![]() | Contamination concerns |
![]() | Other moderate concerns for this ingredient: Persistence and bioaccumulation, Organ system toxicity (non-reproductive) |
![]() | Lesser or emerging concerns for this ingredient: Ecotoxicology, Data gaps |
About OCTADECYL DI-T-BUTYL-4-HYDROXYHYDROCINNAMATE: Octadecyl Di-t-butyl-4-hydroxyhydrocinnamate is the organic compound that conforms to theformula:
| type of concern | product conditions | reference |
| Possible carcinogen | Environmental Canada Domestic Substance List |
| type of concern | product conditions | reference |
| Classified as a high human health priority | Environmental Canada Domestic Substance List | |
| Classified as expected to be toxic or harmful | Environmental Canada Domestic Substance List |
| type of concern | product conditions | reference |
| Persistent or bioaccumulative and moderate to high toxicity concern in humans | Environmental Canada Domestic Substance List | |
| Persistent, bioaccumulative in wildlife | EU PTBs - PRIO database & Secondary PRIO database |
| type of concern | product conditions | reference |
| Suspected to be an environmental toxin and be persistent or bioaccumulative | Environmental Canada Domestic Substance List | |
| show more | ||
| type of concern | product conditions | reference |
| Not assessed for safety in cosmetics by industry panel | ||
| 2 studies on toxicity in PubMed see search results -> | PubMed |
| government/industry list/academic study | appears on list as | classification(s) |
| Environmental Canada Domestic Substance List | BENZENEPROPANOIC ACID, 3,5-BIS(1,1-DIMETHYLETHYL)-4-HYDROXY-, OCTADECYL ESTER | •This chemical was deemed a moderate human health priority and was flagged by CEPA for further attention. |
| EU PTBs - PRIO database & Secondary PRIO database | OCTADECYL 3-(3,5-DI-TERT-BUTYL-4-HYDROXYPHENYL)PROPIONATE | •Suspected persistent, bioaccumulative toxicant - European Chemicals Bureau PBT working group |
| government/industry list/academic study | reference |
| Environmental Canada Domestic Substance List | EC (Environment Canada). 2008. Domestic Substances List Categorization. Canadian Environmental Protection Act (CEPA) Environmental Registry. |
| EU PTBs - PRIO database & Secondary PRIO database | EU (European Union). 2006. Persistent, bioaccumulative chemicals identified in PRIO database - a tool for risk reduction of chemicals. Secondary PRIO database - a tool for risk reduction of chemicals. Secondary Kemi. Place Published, Kemi-Swedish Chemicals Inspectorate. |
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