† pyrotartranilicadj.
Chemistry. Obsolete. rare.
pyrotartranilic acid n. a crystalline acid derived from pyrotartranil.Systematic name: 3-methylsuccinanilic acid; C6H5·NHCOCH(CH3)CH2COOH.
ΚΠ
1856 Q. Jrnl. Chem. Soc. 8 172 The pyrotartanil is first converted into pyrotartanilic acid, and then resolved by the action of the fixed alkali into aniline and pyrotartaric acid.
1866–8 H. Watts Dict. Chem. IV. 775 Pyrotartranil..is easily soluble in..aqueous alkalis, by which when heated it is converted into pyrotartranilic acid.
Derivatives
pyrotartranilate n. a salt or ester of pyrotartranilic acid.
ΚΠ
1856 Q. Jrnl. Chem. Soc. 8 173 Pyrotartanilate of ammonia.
1877 H. Watts Dict. Chem. IV. 775 The pyrotartranilates of the alkali- and alkaline-earth metals are very soluble in water.
This entry has been updated (OED Third Edition, December 2007; most recently modified version published online December 2020).
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