单词 | benzene-trisulphonic acid |
释义 | > as lemmasbenzene-trisulphonic acid trisulphonic adj. /traɪsʌlˈfɒnɪk/ in trisulphonic acid, trisulphone amide, trisulphone chloride, etc., compounds of three SO2.OH, SO2.NH2, SO2.Cl, etc., groups with a trivalent element or radical, the sulphur being directly joined to the element or carbon of the radical; e.g. amine-trisulphonic acid, N(SO2.OH)3; benzene-trisulphonic acid, C6H3(SO2.OH)3; benzene-trisulphonic chloride, C6H3(SO2Cl)3. ΘΚΠ the world > matter > chemistry > elements and compounds > metals > specific elements > sulphur > [adjective] > compounds > miscellaneous other sulphuric1815 trisulphonic1874 1874 C. Schorlemmer Man. Chem. Carbon Compounds 199 A series of sulphonic acids..substitution products of marsh gas,..the third is methenyltrisulphonic acid, CH(SO3H)3. 1879 H. Watts Dict. Chem. VIII. i. 259 Benzenetrisulphonic acid, C6H3(SO3H)3+3H2O, crystallises in long flat deliquescent needles. 1886 Jrnl. Chem. Soc. 50 623 Benzenetrisulphonic chloride melts at 184°; the amide melts at 306°. < as lemmas |
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