| 单词 | chloral hydrate |
| 释义 | > as lemmaschloral hydrate A thin colourless oily liquid with a pungent odour, first obtained by Liebig by the action of chlorine upon alcohol; = trichloraldehyde (C Cl3·CHO). The name is applied popularly and commercially to chloral hydrate (C Cl3·CH ·2 OH), a white crystalline substance resulting from the combination of water with chloral, and much used as a hypnotic and anæsthetic. ΘΚΠ the world > health and disease > healing > medicines or physic > medicines for specific purpose > sedatives, antispasmodics, etc. > [noun] > hypnotic > specific drugs codeine1833 codeia1834 chloral1838 paraldehyde1857 hypnone1886 chloralamide1889 sulphonal1889 uralium1889 ural1891 thymacetin1892 chloralose1893 chloretone1899 hedonal1900 veronal1903 Medinal1908 barbitone1914 barbital1919 Sedormid1928 benzodiazepine1934 hexobarbital1941 hexobarbitone1941 glutethimide1955 Placidyl1955 Mogadon1956 chlordiazepoxide1960 nitrazepam1965 flurazepam1968 medazepam1968 lorazepam1969 Rohypnol1971 flunitrazepam1973 triazolam1973 methapyrilene1974 Halcion1975 the world > health and disease > healing > medicines or physic > medicines for specific purpose > anaesthetic > [noun] > general > specific drugs common ether1675 laughing gas1819 chloral1838 chloroform1838 urethane1838 ether1847 letheon1847 kerosolene1861 gas1868 pental1891 tubocurarine1898 chloretone1899 hedonal1900 Avertin1927 Evipan1932 Pentothal1935 Trilene1935 hexobarbitone sodium1941 hexobarbitone soluble1941 thiopentone1945 thiopental sodium1947 fluothane1955 halothane1957 methohexital sodium1958 phencyclidine1959 methohexitone1961 hexobarbitone1962 propanidid1964 etorphine1966 enflurane1971 sodium methohexital1978 1831 Liebig in Annales de Chimie XLIX. 155 Dans la complète décomposition de l'alcool, le chlore en sépare l'hydrogène et le remplace. Il se forme une combinaison..que j'appellerai..chloral. La composition..est calquée sur celle du mot éthal.] 1838 T. Thomson Chem. Org. Bodies 316 The most certain method of obtaining chloral. 1871 M. Collins Marquis & Merchant II. vi. 182 I took a dose of hydrate of chloral in order to secure sleep. 1874 C. Schorlemmer Man. Chem. Carbon Compounds 146 Chloral hydrate..acts as a sedative and antispasmodic, producing anæsthesia and a quiet sleep. 1880 ‘Ouida’ Moths I. 5 [She] destroyed her nerves with..chloral. 1885 Harper's Mag. Mar. 641/2 Devotees to the opium and chloral habit. < as lemmas |
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