| 单词 | trichlorobenzene |
| 释义 | > as lemmastrichlorobenzene A formative analogous to tribromo- comb. form, expressing the substitution of three atoms of chlorine for hydrogen, as in trichlorobenzene, C6H3Cl3; so trichloracetic acid, CCl3.CO2H, etc. Also triˌchlorocetˈaldehyde n. (also ˌtrichloracetˈaldehyde) = chloral n. ΘΚΠ the world > matter > chemistry > organic chemistry > aldehydes or alkanals > [noun] > miscellaneous named aldehydes > others acrolein1841 metaldehyde1841 trichlorocetaldehyde1845 valeral1852 toluic aldehyde1857 glyoxal1858 acraldehyde1864 propionic aldehyde1866 lauric aldehyde, ether1868 salicylaldehyde1869 dialdane1876 isovaleraldehyde1883 rhodinal1892 propenal1894 oxaldehyde1895 methylglyoxal1898 hadromal1899 malondialdehyde1904 pyruvic aldehyde1909 trioxan1915 plasmal1925 1845 A. W. Hofmann in Mem. & Proc. Chem. Soc. London 1843–5 2 286 Trichloraniline..C12H4Cl3N..procured..by the direct action of chlorine on aniline or the chlorinated base. 1876 J. Harley Royle's Man. Materia Med. (ed. 6) 339 The aldehyde thus formed is immediately attacked by the chlorine and converted into hydrochloric acid and trichloraldehyde or chloral. 1912 T. E. Thorpe Dict. Applied Chem. II. 44 Chloroform, Trichloromethane CHCl3..was discovered by Liebig in 1831. 1921 J. S. Chamberlain Textbk. Org. Chem. 226 The tri-chlor acet-aldehyde then reacts with an alkali present yielding chloroform. 1964 N. G. Clark Mod. Org. Chem. x. 189 Acetaldehyde..may be chlorinated to chloral (trichloroacetaldehyde..), an important intermediate in the manufacture of ‘D.D.T.’. < as lemmas |
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