abietic acid

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ab·i·et·ic acid

A yellowish resinous powder, C20H30O2, isolated from rosin and used in lacquers, varnishes, and soaps.

[From Latin abiēs, abiet-, silver fir.]

abietic acid

(Elements & Compounds) a yellowish powder occurring naturally as a constituent of rosin and used in lacquers, varnishes, and soap. Formula: C19H29COOH; melting pt: 173°C
[C19: abietic, from Latin abiēt-, from abiēs silver fir (the acid originally being extracted from the resin)]
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Succesful examples include incorporation of methylolated abietic acid, (12) diisocyanates, (13) 3-aminopropyltriethoxysilane (APES).
In these residues, the identification of abietic acid, pimaric acid and related degradation products, including dehydroabietic acid, indicates that Pinaceae resin was associated with the mortarium, and further, the presence of the methyl ester of dehydroabietic acid is indicative that the resin was heated (e.
Rosin is mainly composed of five resin acids: abietic acid, neoabietic acid, palustric acid, pimaric acid, and isopimaric acid (Fig.