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单词 cinchotannic
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cinchotannic
Combining form of cinchona n., as in cinchocerotic, cinchocerotin, cinchomeronic, cinchophen, cinchotannic, cinchotoxin(e, cinchovatin (f. the species Cinchona ovata).
ΚΠ
1857 W. A. Miller Elements Chem. III. 276 Aricine or cincho~vatine.
1875 Jrnl. Chem. Soc. 28 89 Cinchomeronic acid crystallises anhydrous; its calcium salt is (C11H5N2O6)2Ca3 . 10 H2O.
1878 Jrnl. Chem. Soc. 34 157 This base is oxidised by permanganate to formic acid and cinchotenine—C19N22N2O + O4 = C18H20N2O3 + CH2O2.
1884 Jrnl. Chem. Soc. 46 332 Cinchocerotic acid, C10H22O2.
1884 Jrnl. Chem. Soc. 46 332 Cinchocerotin..had been deposited in copper tubes through which hot alcohol was passed after having exhausted a mixture of calcium hydroxide and South American calisaya bark.
1886 Encycl. Brit. XX. 184/2 The alkaloids appear to exist in cinchona bark chiefly in combination with cinchotannic and quinic acids.
1895 Jrnl. Chem. Soc. 68 i. 434 The oily compound previously obtained by the action of dilute acetic acid on cinchonine..is termed cinchotoxine, C19H22N2O.
1907 Jrnl. Chem. Soc. 92 i. 634 Nitrosoquinotoxine and the sulphonamide of cinchotoxine are not decomposed by sodium ethoxide and nitrobenzene.
1944 Hackh's Chem. Dict. (ed. 3) 202/2 Cinchophen, atophan.
1958 Chambers's Techn. Dict. 966/1 Cincophen, Quinophan, or 2-phenylquinoline-4-carboxylic acid.
extracted from cincho-comb. form
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