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pyroterebic acid
pyroterebic adj. 
/ˌpaɪroʊtəˈribɪk/ [compare French pyro-térébilique (S.-M. Rabourdin 1844, in Jrnl. de pharm. et de chim. 6 196)] pyroterebic acid an unsaturated, oily carboxylic acid, prepared by distilling terebic acid.Systematic name: 4-methyl-3-pentene-1-carboxylic acid; (CH3)2C=CHCH2COOH.
Brit. /ˌpʌɪrə(ʊ)təˈrɛbɪk/
, /ˌpʌɪrə(ʊ)təˈrɛbɪk/U.S. /ˌpaɪroʊtəˈrɛbɪk/
, /ˌpaɪroʊtəˈrɛbɪk//ˌpaɪroʊtəˈribɪk/ΚΠ
1845 Chem. Gaz. 3 287 Pyroterebilic acid.—Terebilic acid is decomposed at 392° into carbonic acid gas and an oily distillate.]
1852 H. Watts tr. L. Gmelin Hand-bk. Chem. VII. 62 (table) Pyroterebic acid, C12H10 + O4.
1880 Jrnl. Chem. Soc. 38 378 Pyroterebic acid..is the first representative of its class in the lactic series.
1989 Jrnl. Organometallic Chem. 378 457 Hydrocarboxylation of isoprene catalyzed by iodocarbonylrhodium derivatives is described. Either 4-methyl-3-pentenoic (pyroterebic) acid or its lactone derivative..can be selectively produced.
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