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Butylated Hydroxyanisole

CAS Number
25013-16-5
EC Number
246-563-8
Chemical Formula
C11H16O2
Molecular Weight
180.24 g/mol

Description

Butylated Hydroxyanisole ( CAS 25013-16-5 ), commonly known as BHA or E320 , is a synthetic phenolic antioxidant used across food, cosmetic, pharmaceutical, and industrial applications. It prevents oxidative degradation in fats, oils, and lipid-containing formulations, extending shelf life and maintaining product integrity. In food manufacturing, BHA is approved under E320 and FEMA 2183 . It is used in edible fats, oils, snack foods, and packaging materials where fat oxidation is a primary spoilage concern. Cosmetic and personal care formulators incorporate it into creams and lotions. These products stabilize oil-phase ingredients against rancidity. Pharmaceutical manufacturers use it to protect lipid excipients and active ingredients in oral and topical dosage forms to ensure stability. In plastics, rubber, and lubricant production, BHA functions as a processing stabilizer. It protects polymer matrices and petroleum-based fluids from oxidative breakdown during manufacturing and storage. BHA is supplied as a white to off-white waxy solid, typically in flake or powder form. It is available in food-grade specifications conforming to FCC , BP , and Ph. Eur. standards. Technical grade options are also available for industrial applications. Purity levels of 98.5% and above are standard for regulated food and pharmaceutical supply chains to ensure high performance. Contact us for supply of Butylated Hydroxyanisole Request Quote

Other Names (Synonyms)

tert-Butylhydroxyanisole | 2-tert-butyl-4-methoxyphenol | BHA | E320

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point48-55 °C
Boiling Point264-270 °C @ Press: 733 Torr
Density0.9976 (rough estimate)
Flash Point>230 °F
AppearanceLog Kow 5. 3. Values above 3.0 are likely to bioaccumulate in aquatic organisms
ColorWhite to pale yellow
Odormild rubbery
FormCrystalline Flakes or Crystals
Water Solubility<0.1 g/100 mL at 18.5 ºC
Refractive Index1.4910 (estimate)
Log P3.00

Safety & Handling

Warning
GHS07· IrritantGHS08· Health HazardGHS09· Environment

Hazard Statements

H302Harmful if swallowed
H303May be harmful if swallowed
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H335May cause respiratory irritation
H336May cause drowsiness or dizziness
H351Suspected of causing cancer
H361Suspected of damaging fertility or the unborn child
H371May cause damage to organs
H401Toxic to aquatic life
H411Toxic to aquatic life with long lasting effects

Precautionary Statements

P203Obtain, consult and follow expert instructions for use.
P260Do not breathe dust/fume/gas/mist/vapours/spray.
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P270Do not eat, drink or smoke when using this product.
P271Use only outdoors or in a well-ventilated area.
P272Contaminated work clothing should not be allowed out of the workplace.
P273Avoid release to the environment.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P318IF exposed or concerned, get medical advice.
P319Get medical advice/attention if you feel unwell.
P321Specific treatment (see … on this label).
P330Rinse mouth.
P391Collect spillage.
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P317Get emergency medical help.
P352IF ON SKIN: Wash with plenty of water.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P316Get emergency medical help immediately.
P317Get emergency medical help.
P317Get emergency medical help.
P317If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P364Take off contaminated clothing and wash it before reuse.
P233Store in a well-ventilated place. Keep container tightly closed.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code29093090
Storage Class11 - Combustible Solids
WGK (Germany)2