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单词 toluene-sulphuric
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toluene-sulphuric
toluene n.
Brit. /ˈtɒl(j)ʊiːn/
,
/ˈtəʊl(j)ʊiːn/
,
U.S. /ˈtɑljuˌin/
[so named because obtained by Deville 1841, by the dry distillation of tolu balsam] C7H8 = benzylic hydride, C7H7.H, a colourless very mobile strongly refracting liquid, with a smell like benzene and a burning taste; discovered by Pelletier and Walter, 1837; the source of many compounds and substitution products, into the names of which it enters, e.g. chlorotoluene, methyltoluene, toluene-sulphuric.
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the world > matter > chemistry > organic chemistry > hydrocarbons > [noun] > benzene derivatives > toluenes
retinaphtha1837
toluol1848
nitrotoluene1871
toluene1871
methylbenzene1879
trinitrotoluene1908
1871 Jrnl. Chem. Soc. 24 680 On the determination of the chemical position in some Toluene derivatives.
1887 Standard 16 Sept. 3/3 The toluene was the root substance from which..saccharine was prepared.
1894 Daily News 26 Jan. 5/4 One ton of good cannel coal, when distilled in gas retorts, leaves twelve gallons of coal-tar, from which are produced a pound of benzine, a pound of toluene, a pound and a-half of phenol, six pounds of naphthalene, a small quantity of xylene, and half-a-pound of anthracene for dyeing purposes.
extracted from tolu-comb. form
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更新时间:2024/12/24 20:47:19