Functional Roles
Industries Served
Physical Properties
melting_point
156 to 160 u00b0F (NTP, 1992)
boiling_point
509 u00b0F at 760 mmHg (NTP, 1992)
density
1.048 at 68 u00b0F (NTP, 1992) - Denser than water; will sink
solubility
less than 1 mg/mL at 68 u00b0F (NTP, 1992)
vapor_pressure
0.01 mmHg (NIOSH, 2024)
flash_point
260 u00b0F (NTP, 1992)
GHS / SDS Safety
Warning
Environmental Hazard
Irritant
Health Hazard
- H370: Causes damage to organs [Danger Specific target organ toxicity, single exposure]
- H316: Causes mild skin irritation [Warning Skin corrosion/irritation]
- H361: Suspected of damaging fertility or the unborn child [Warning Reproductive toxicity]
- H373: May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]
- H400: Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]
- H317: May cause an allergic skin reaction [Warning Sensitization, Skin]
- H302: Harmful if swallowed [Warning Acute toxicity, oral]
- H400 (42.6%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]
- H320: Causes eye irritation [Warning Serious eye damage/eye irritation]
- H410: Very toxic to aquatic life with long lasting effects [Warning Hazardous to the aquatic environment, long-term hazard]
- H410 (84.3%): Very toxic to aquatic life with long lasting effects [Warning Hazardous to the aquatic environment, long-term hazard]
- H313: May be harmful in contact with skin [Warning Acute toxicity, dermal]
Chemical Identity
| CAS Number | 128-37-0 |
| IUPAC Name | 2,6-ditert-butyl-4-methylphenol |
| InChI Key | NLZUEZXRPGMBCV-UHFFFAOYSA-N |
| PubChem CID | 31404 |
| INCI Name | BHT |
Synonyms & Trade Names
Full Description
2,6-Di-tert-butyl-4-methylphenol, commonly known as BHT (Butylated Hydroxytoluene), is a lipophilic antioxidant used to prevent oxidation in fats, oils, and