Alpha-methyl-alpha-aminobutyric acid is essentially an amino acid derivative and is not a typical fragrance material — in isolation it is nearly odorless, at most showing a faint, slightly sour or protein-like note characteristic of amino acids. It has no meaningful volatility or diffusion in a perfumery context.AI · claude-opus-4-7
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Perfume and Flavor Chemicals, page 810.
Colorless or white prismatic crystals.
30°, soluble in water, 6° soluble in hot alcohol, poorly soluble in cold alcohol, soluble in most oils.
This material has only a very faint odor, and is probably odorless when absolutely pure.
Its taste is bland, sometimes described as 'broth-like', but weak.
The acid as such is not extensively used in flavors, but it plays an important role as a “’precursor” for flavors in dairy products, meats and fruits.