化学与应用化学专业英语命名

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1、Nomenclature of Chemical substance,Nomenclature of Hydrocarbon,International Union of Pure and Applied Chemistry (IUPAC)The IUPAC name of an alkane with an unbranched chain of carbon atoms consists of two parts: a prefix that indicates the number of carbon atoms in the chain; the ending that indicat

2、es the species,Nomenclature of Hydrocarbon,Prefixs used in the IUPAC system to indicate one to 20 carbon atoms in a chain,Nomenclature of Hydrocarbon,烷烃(Alkanes):-ane 甲烷methane, 乙烷ethane, 己烷hexane 烷烃基(烷基alkyl) 方法:删去-ane,加上-yl;如甲基:methyl; 乙基:ethyl;正丁基:n-butyl ;异丙基:iso-propyl;(n-: normol, 正;iso-:异;neo

3、-:新)命名原则 alphabetical order 3-ethyl-3-methyl-pentane 表示相同的基团数 3,3-dimethyl-pentane ( 2:di-, 3:tri- , 4:tetre-, 5:penta-; 6:hexa-.) 在字母序中不考虑表示数字的字.,Nomenclature of Hydrocarbon,烯烃 (Alkenes):-ene 乙烯ethene;丙稀propene;戊烯pentene.双键的位置:2-pentene;2-methyl-2-pentene.1,3丁二烯1,3-butadiene 烯烃基(alkylene) 乙烯基:vinyl

4、 氯乙烯vinyl chloride炔烃(Alkynes):-yne 乙炔ethyne 丙炔propyne;4-甲基-2-己炔4-methyl-2-hexyne,Nomenclature of Derivative,醇(Alcohols):-ol 乙醇ethanol, 异丙醇iso-propanol, HOCH2CH2OH: 1,2-ethanediol (ethylene glycol); CH3CH(OH)CH2OH: 1,2-propanediol (propylene glycol); HOCH2CH(OH)CH2OH: 1,2,3-propanetriol (glycerol).醚(

5、Ethers) 烷烃为母链,烷氧基为取代基(OR),烷氧基的命名:数字前缀加oxy, 如甲氧基:methoxy; 乙氧基ethoxy; C-C-C-O-C-C-C-Cpropoxybutane. 氧两边的烷基为取代基,醚作母链:丙基丁基醚propyl butyl ether 特例: 乙醚 CH3CH2OCH2CH3:diethyl ether, ethyl ether, ether,Nomenclature of Derivative,胺(Amines) 以胺为母体amine; 乙胺ethylamine; 丙胺propylamine 以胺为取代基:amino-;乙胺aminoethane; 丙

6、胺aminopropane(CH3)2CHCH2CH2NH21-amino-3-methylbutane (isopentylamine)CH3CH2CH2CH(CH3)CH2NHCH3N-methyl-1-amino-2-methylpentaneNH2(CH2)6NH2 1,6-diaminohexane (hexamethylenediamino) 如有几个取代基,胺基作amino-;4-胺基苯酚4-aminophenol. 苯胺:aniline;-氯-苯胺4-chloroaniline (p-chloroaniline) 四甲基氢氧化铵:Tetramethylammonium hydr

7、oxide 三甲基戊基碘化铵 trimethylpentylammonium iodide,Nomenclature of Derivative,醛(Aldehydes):-al CH3CH2CHO: propanal; (CH3)2CHCH2CHO: 3-methylbutanal; CH3CH2CH(CH3)CHO: 2-methylbutanal苯甲醛benzaldehyde(俗名)不饱和醛:-enal H2C=CH-CHO: propenal CHO-CH=(CH3)CCH2CH2CH=C(CH3)CHO 3,7-dimethyl-2,6-octadienal. 酮(Ketones)酮

8、作母体: -one丙酮2-propanone; 4-甲基-3-己酮4-methyl-3-hexanone-甲基-环己酮2-methyl-cyclohexanone,Nomenclature of Derivative,羧酸 (Carboxylic acid) 饱和酸:-anoic acid 甲酸methanoic acid (俗名:formic acid); 乙酸ethanoic acid (俗名:acetic acid)3-甲基-丁酸3-methyl-butanoic acid 不饱和酸: -enoic acid 丙烯酸2-propenoic acid; 3-苯基-2-丙烯酸3-phenyl

9、-2-propenoic acid5-羟基-己酸 5-hydroxyhexanoic acid5-羰基-己酸5-oxo-hexanoic acid 二羧酸:-dioic acid 柠檬酸2-hydroxy-1,2,3-propanetricarboxylic acid (citric acid) 酸酐 (Acid anhydrides): oic anhydride 乙酸酐ethanoic anhydride (acetic anhydride),Nomenclature of Derivative,The order of precedence of serval functional gr

10、oup,3-羰基-丁醇3-hydroxy-butanone,5-hydroxyhexanoic acid 苯甲酸benzoic acid,Nomenclature of Derivative,酯(Esters)The examples of derivation of names of esters,酰卤(Acid halides) -oyl 乙酰氯:CH3COCl ethanoyl chloride (acetyl chloride) 苯甲酰溴: benzoyl bromide (benzene) 酰胺:乙酰胺:acetamide,Nomenclature of Derivative,酯(E

11、sters)The examples of derivation of names of esters,酰卤(Acid halides) -oyl 乙酰氯:CH3COCl ethanoyl chloride (acetyl chloride) 苯甲酰溴: benzoyl bromide (benzene) 酰胺:乙酰胺:acetamide,Unit Two Inorganic Chemistry,Lesson One The Nomenclature of Inorganic Compounds,Unit Two Inorganic Chemistry,Lesson One The Nomen

12、clature of Inorganic Compounds,Naming Binary Compounds of Nonmetals氧化物: oxide (oxygen);氮化物: nitride (nitrogen) ; 五氧化二磷:diphosphoric pentoxide; 氧化二氮: dinitrogen oxide 五氧化二氮: dinitrogen pentoxide卤化物 氯化物: chloride (chlorine) 氟化物:fluoride (fluorine) 溴化物:bromide (bromine) 碘化物:iodide (iodine),ClO4-perchlo

13、rate ion ClO3-chlorate ionClO2-chlorite ionClO-hypochlorite ion,Unit Two Inorganic Chemistry,Lesson One The Nomenclature of Inorganic Compounds,Naming Ionic Compounds Ionic compounds are composed of cations and anions.阳离子(Names of Cations) Na+, sodium ion; Fe2+ and Fe3+, iron (II) ion and iron (III)

14、 ion, rescpectively. 铜离子 copper (II) ion, copper (I) ion;阴离子(Names of anions) F- fluoride; Cl- chloride; Br- bromide; I- iodide; N-3 nitride; O= oxide含氧阴离子:-ate硝酸根离子NO3-nitrate; 亚硝酸根离子NO2nitrite;硫酸根离子SO42- sulfate;亚硫酸根离子SO32- sulfite. 含氢阴离子:加上hydrogen HS- hydrogen sulfide ion HCO3- hydrogen carbonat

15、e ion,Nomenclature of inorganic substances,卤素含氧酸根阴离子:高氯酸ClO4perchlorate;氯酸ClO3chlorate亚氯酸 ClO2chlorite; 次氯酸ClO hypochlorite-化物:-ide氧化物:oxide (oxygen); 氮化物:nitride (nitrogen) ; 氧化钙: calcium oxide 氯化物chloride (chlorine) CaCl2calcium chloride 氟化物fluoride (fluorine) CaF2 calcium fluoride 溴化物bromide (bro

16、mine) CaBr2 calcium bromide 碘化物iodide (iodine) CaI2 calcium iodide,Nomenclature of inorganic substances,卤素含氧酸根阴离子:高氯酸ClO4perchlorate;氯酸ClO3chlorate亚氯酸 ClO2chlorite; 次氯酸ClO hypochlorite,Unit Two Inorganic Chemistry,含氧酸根阴离子:,Special anions,Nomenclature of inorganic substances,Naming Inorganic Acids,No

17、menclature of inorganic substances,离子化合物的命名 (Names of ionic compounds)CuSO4 5H2O copper (II) sulfate pentahydrateThe number of cations and anions per formula need not be included in the compound name because anions have characteristic charges, and the charge of the cation has already been established by its name. There are as many cations and anions as needed to get a neutral compound with the lowest possible integral subscripts.,

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