| maleic | <chemistry> Pertaining to, or designating, an acid of the ethylene series, metameric with fumaric acid and obtained by heating malic acid. Origin: Cf. F. Maleique. See Malic. Source: Websters Dictionary (01 Mar 1998) |
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| maleic acid | HOOC-CH==CH-COOH; (Z)-butenedioic acid;the cis isomer of fumaric acid; used for preparing maleate salts of antihistaminics and similar drugs. Synonym: toxilic acid. (05 Mar 2000) |
| maleic anhydrides | Cis-butenedioic anhydride. Used in copolymerization reactions, in the diels-alder(diene)synthesis, in the preparation of resins, pharmaceuticals and agricultural chemicals. It is a powerful irritant and causes burns. (12 Dec 1998) |
| maleic hydrazide | <chemical> 1,2-dihydro-3,6-pyridazinedione. A herbicide and plant growth regulator; also used to control suckering of tobacco. Its residue in food and tobacco is highly toxic, causing CNS disturbances and liver damage. Pharmacological action: herbicides. Chemical name: 3,6-Pyridazinedione, 1,2-dihydro- (12 Dec 1998) |