Sharp, sour, acidic odor with a pungent cheesy-waxy character and a green, slightly fruity undertone reminiscent of unripe fruit and fermented dairy. In dilution it lends a natural, fatty carboxylic-acid nuance useful in reconstitutions of chamomile, tobacco and dairy accords.AI · claude-opus-4-7
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Perfume and Flavor Chemicals, page 1312.
Slightly soluble in water, soluble in alcohol and oils.
Spicy-rooty, sweet-sour herbaceous odor of moderate tenacity.
Spicy-warm, slightly sour taste in concentrations near 50 ppm. The acidulous taste fades away at lower concentrations, leaving only the pleasant, spicy-rooty taste.
It finds limited use in perfume compositions, mainly as a trace ingredient in artificial essential oils. Many esters of Tiglic acid are used in perfumes and artificial essential oils.
1) from 2-Hydroxy-2-methylbutyronitrile. 2) by condensation of Methylmalonic acid with Paraldehyde in presence of Acetic acid plus Acetic anhydride.