BHT (butylated hydroxytoluene) is essentially odorless — it functions as an antioxidant preservative rather than an odorant. At high concentration a very faint phenolic-waxy note may be detectable, but in normal use levels (0.01-0.1%) it contributes no perceptible smell.AI · claude-opus-4-7
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Perfume and Flavor Chemicals, page 200.
Colorless crystals.
Insoluble in water, soluble in alcohol and propylene glycol. Soluble in most oils and essential oils at 0.05 to 1.029.
Very faint musty, occasionally cresylic type odor.
Used as an antioxidant in foods, chemicals, perfume materials (natural and synthetic), etc., often in combination with butyl hydroxy anisole (BHA) and propyl gallate, citric acid, etc. in propylene glycol solution.
Produced from para-cresol and iso-butylene.