单词 | acrolein |
释义 | acroleinn. Chemistry. A colourless, acrid, liquid aldehyde obtained by dehydration of glycerol, used for making plastics and as an aquatic herbicide. Also called acraldehyde, propenal.Formula: CH2=CHCHO. 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 1841 London, Edinb., & Dublin Philos. Mag. 18 190 Palmitin when distilled gave acrolein, but no sebacic acid. 1856 Jrnl. Soc. Arts 25 Jan. 149/1 The decomposition of glycerine and consequent evolution of acroleine. 1869 H. E. Roscoe Lessons Elem. Chem. (new ed.) xxxvi. 361 It [sc. allyl alcohol] is oxidized in presence of air and platinum to acrolein and acrylic acid. 1924 J. B. Cohen Pract. Org. Chem. (ed. 3) 133 The distillate is a mixture of allyl alcohol and water, and there is also present allyl formate, glycerol, and acrolein. 1930 H. F. Smyth & W. L. Obold Industr. Microbiol. xxviii. 233 Formaldehyde and its product of condensation with ammonia,..chloral, acroleine, crotonic aldehyde and furfurol. 1997 Guardian 29 Nov. (Weekend Suppl.) 16/2 We learn, for instance, that acrolein buggers up your lungs' self-cleansing mechanism. This entry has been updated (OED Third Edition, December 2011; most recently modified version published online December 2021). < n.1841 |
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