It may be synthesized from resorcin and malic anhydride or from β resorcyl aldehyde, acetic anhydride and sodium acetate.
How may the presence of malic acid in a vinegar be detected?
The citric acid is procured by expression from lemons, and is found in the juices of many other fruits mixed with malic acid.
In their thorniness, however, there is no malice, only some malic acid.
Lead sub-acetate precipitates mainly the malic acid which is always present in cider vinegar.
The most important acids in fruit are citric, malic and tartaric.
Then in rapid succession came his announcements of the new vegetable products citric, malic, oxalic, and gallic acids.
The citric and malic acids differ little from the preceding acids.
It is a substance as yet imperfectly studied, and probably identical with malic acid.
From malic acid, by fermentation, or by digestion with hydriodic acid in sealed tubes.
1797, from French malique (18c.), from Latin malum "apple" (the acid, discovered 1785 by Scheele, was obtained from unripe apples and other fruits), from Greek melon (Doric malon) "apple," probably from a pre-Greek Mediterranean language. The Latin and Greek words also meant "fruit" generally, especially if exotic.