Butylated hydroxytoluene
General Product Information
| Article | Butylated hydroxytoluene |
| Synonyms | BHT, DBPC, Dibutylhydroxytoluene, Dibutylated hydroxytoluene |
| CAS No. | 128-37-0 |
| EEG No. | – |
| EINECS No. | 204-881-4 |
| IMO | Class 9 |
| Tariff Code | 29071990 |
| UN No. | 3077 |
| VLG/ADR | Class 9, Packing Group III |
Description
Butylated hydroxytoluene (BHT) is a synthetic, aromatic compound widely used as an antioxidant in both industrial and consumer products. It protects fats, oils and other organic substances from oxidation, leading to extended shelf life and preservation of Grade. The product is available as a white to pale yellow crystalline powder and has a faint phenolic odor. Because of its stabilizing properties, BHT is used worldwide in cosmetics and plastic products, among others.
Characteristics
- Odor: Weak phenolic odor.
- Hygroscopic: –
- Color: White to light yellow.
- Grade: Technical.
- Solubility: Not soluble in water.
- Shape: Crystalline powder.
Physical & Chemical Properties
| Chemical Structure | C15H24O |
| Molar Weight | 220.35 g/mol |
| Melting Point | 69-71 °C |
| Boiling Point | >250 °C |
| Density | – |
| Refractive Index | – |
| pH | – |
Applications
Butylated hydroxytoluene is applied in various ways, for instance:
1. Cosmetics & Personal Care
To extend the shelf life of products such as creams, lip balm and makeup.
2. Plastics & Rubber Industry
Prevents oxidative degradation of polymers during processing and storage.
3. Fuels & Lubricants
Added to lubricants and fuels to prevent oxidation.
Interessing Links
- CAS Common Chemistry – 2,6-Di-tert-butyl-4-methylphenol
- European Chemicals Agency (ECHA) – For chemical information and regulations.
- PubChem – Butylated Hydroxytoluene – Chemical information by the National Library of Medicine of the National Center for Biotechnology Information (NIH-NCBI).
- Wikipedia – Butylated hydroxytoluene