1、Nomenclature of Chemical substance第1页Nomenclature of HydrocarbonInternational 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 indicates
2、 the species 第2页Nomenclature of HydrocarbonPrefixs used in the IUPAC system to indicate one to 20 carbon atoms in a chain 第3页Nomenclature of Hydrocarbon烷烃(烷烃(Alkanes):):-ane 甲烷methane,乙烷ethane,己烷hexane烷烃基(烷基烷烃基(烷基alkyl)方法:删去方法:删去-ane,加上,加上-yl;如甲基:methyl;乙基:ethyl;正丁基:n-butyl;异丙基:iso-propyl;(n-:normol
3、,正;iso-:异;neo-:新)命名标准命名标准alphabetical order 3-ethyl-3-methyl-pentane 表示相同基团数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字.第4页Nomenclature of Hydrocarbon烯烃烯烃(Alkenes):-ene 乙烯ethene;丙稀propene;戊烯pentene.双键位置:2-pentene;2-methyl-2-pentene.1,3丁二烯1,3-butadiene 烯烃基(alkylene)乙烯基:
4、vinyl 氯乙烯vinyl chloride炔烃炔烃(Alkynes):-yne 乙炔ethyne 丙炔propyne;4-甲基-2-己炔4-methyl-2-hexyne 第5页Nomenclature of Derivative 醇(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
5、).醚醚(Ethers)烷烃为母链,烷氧基为取代基(OR),烷氧基命名: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第6页Nomenclature of Derivative 胺(胺(Amines)以胺为母体amine;乙胺ethylamine;丙胺propylamine以胺为取代基:amino-;乙胺aminoethane;丙胺aminop
6、ropane (CH3)2CHCH2CH2NH21-amino-3-methylbutane(isopentylamine)CH3CH2CH2CH(CH3)CH2NHCH3N-methyl-1-amino-2-methylpentane NH2(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 hydroxide三甲基戊基
7、碘化铵trimethylpentylammonium iodide第7页Nomenclature of Derivative 醛醛(Aldehydes):):-al CH3CH2CHO:propanal;(CH3)2CHCH2CHO:3-methylbutanal;CH3CH2CH(CH3)CHO:2-methylbutanal 苯甲苯甲醛醛benzaldehyde(俗名)俗名)不不饱饱和和醛醛:-enalH2C=CH-CHO:propenal CHO-CH=(CH3)CCH2CH2CH=C(CH3)CHO 3,7-dimethyl-2,6-octadienal.酮酮(Ketones)酮酮作母
8、体作母体:-one 丙酮2-propanone;4-甲基-3-己酮4-methyl-3-hexanone -甲基-环己酮2-methyl-cyclohexanone 第8页Nomenclature of Derivative 羧羧酸酸(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 acid 5-羟基-己酸 5-hydroxyhexanoic acid 5-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(酸酐(Acid anhydrides):oic anhydride乙酸酐ethanoic anhydride(acetic anhydride)第9页Nomenclature of Derivative The order of precedence of serval functional gro
10、up3-羰基-丁醇3-hydroxy-butanone5-hydroxyhexanoic acid苯甲酸benzoic acid 第10页Nomenclature of Derivative 酯(酯(Esters)The examples of derivation of names of esters 酰卤(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第11页Nomenclature of Derivative 酯
11、(酯(Esters)The examples of derivation of names of esters 酰卤(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第12页Unit Two Inorganic ChemistryLesson One The Nomenclature of Inorganic CompoundsPrefixesNumber of Atomsmono-or mon-1di-2tri-3te
12、tra-or tetr-4penta-or pent-5hexa-6hepta-7octa-8nona-9deca-10第13页Unit Two Inorganic ChemistryLesson One The Nomenclature of Inorganic CompoundsNaming 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卤化物卤化
13、物 氯化物:chloride(chlorine)氟化物:fluoride(fluorine)溴化物:bromide(bromine)碘化物:iodide(iodine)第14页第15页第16页第17页第18页第19页第20页第21页ClO4-perchlorate ionClO3-chlorate ionClO2-chlorite ionClO-hypochlorite ion第22页Unit Two Inorganic ChemistryLesson One The Nomenclature of Inorganic CompoundsNaming Ionic CompoundsIonic
14、compounds are composed of cations and anions.阳离子(阳离子(Names of Cations)Na+,sodium ion;Fe2+and Fe3+,iron(II)ion and iron(III)ion,rescpectively.铜离子copper(II)ion,copper(I)ion;阴离子(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NO2nitrit
15、e;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 carbonate ion 第23页Nomenclature of inorganic substances卤卤素含氧酸根阴离子: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:化物:-ide 氧化物:oxide(oxygen);氮化物:nitride(nitrogen);氧化钙:calciu
16、m oxide 氯化物chloride(chlorine)CaCl2calcium chloride氟化物fluoride(fluorine)CaF2 calcium fluoride溴化物bromide(bromine)CaBr2 calcium bromide碘化物iodide(iodine)CaI2 calcium iodide第24页Nomenclature of inorganic substances卤卤素含氧酸根阴离子:素含氧酸根阴离子:高氯酸ClO4perchlorate;氯酸ClO3chlorate 亚氯酸 ClO2chlorite;次氯酸ClO hypochloriteCh
17、lorateClO3-BromateBrO3-IodateIO3-NitrateNO3-PhosphatePO43-SulfateSO42-CarbonateCO32-第25页Unit Two Inorganic Chemistry含氧酸根阴离子:含氧酸根阴离子:Special anionsCrO42-ChromateCr2O72-DichromateMnO4-PermanganateC2H3O2-AcetateCN-CyanideOH-HydroxideO22-Peroxide第26页Nomenclature of inorganic substancesNaming Inorganic A
18、cidsMonatomic anionsCl-chlorideS2-sulfideP3-phosphideF-fluoridePolyatomic ionsNH4+ammoniumH3O+hydr-oxoniumNO3-nitrateNO2-nitriteClO-hypochloriteClO2-chloriteClO3-chlorateClO4-perchlorateSO32-sulfiteSO42-sulfateHSO3-bisulfiteHCO3-bicarbonateCO32-carbonatePO43-phosphateHPO42-hydrogen phosphateH2PO4-di
19、hydrogen phosphateCrO42-chromateCr2O72-dichromateBO33-orthoborateAsO43-arsenateC2O42-oxalateCN-cyanideSCN-thiocyanateMnO4-permanganate第27页Nomenclature of inorganic substances离子化合物命名离子化合物命名(Names of ionic compounds)CuSO4 5H2O copper(II)sulfate pentahydrate The number of cations and anions per formula
20、 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.第28页Nomenclature of inorga
21、nic substancesNaming Inorganic AcidsReplace the-ate ending of an anion with“-ic acid”or replace the-ite ending with“-ous acid.”If the anion ends in-ide,add the prefix hydro-and change the ending to“-ic acid.”第29页Naming Acid SaltsThe anions of acid salt are named with the word“hydrogen”placed before
22、the name of the normal anion.HSO4-is the hydrogen sulfate ion.To denote two atoms,the prefix di-is used.HPO42-is the hydrogen phosphate ion,while H2PO4-is the dihydrogen phosphate ion.In an older naming system,the prefix bi-was used instead of the word hydrogen when one of two hydrogen atoms was rep
23、laced.Thus,HCO3-was called the bicarbonate ion instead of the more modern name,hydrogen carbonate ion.Nomenclature of inorganic substances第30页Nomenclature of inorganic substancesNaming HydratesSome stable ionic compounds are capable of bonding to a certain number of molecules of water per formula un
24、it.Thus,copper(II)sulfate forms the stable CuSO45H2O,with five molecules of water per CuSO4 unit.This type of compound is called a hydrate.The name of the compound is the name of the anhydrous(without water)compound with a designation for the number of water molecules appended.Thus,CuSO45H2O is call
25、ed copper(II)sulfate pentahydrate.The 5 multiples everything after it until the next centered dot or the end of the formula.Thus,included in CuSO45H2O are ten H atoms and nine O atoms(five from the water and four in the sulfate ion).第31页International Union Of Pure And Applied Chemistry-IUPAC 无机化学命名法
26、IUPAC 推荐(Nomenclature of InorganicChemistry IUPACRecommendations)第32页IUPACNomenclature of Inorganic Chemistry,commonly referred to by chemists as the Red Book,is a collection of recommendations on inorganic chemical nomenclature published at irregular intervals by the International Union of Pure and
27、 Applied Chemistry(IUPAC).The last full edition was published in,in both paper and electronic versions.A revision of the Red Book was therefore initiated in 1998.This revised Red Book will supersede not only the 1990 Red Book but also,where appropriate,Nomenclature of Inorganic Chemistry II-Recommen
28、dations (Red Book II).One of the main changes from the old Red Book is the different organization of material,adopted to improve clarity.Overall,the emphasis on additive nomenclature(generalized from the classical nomenclature of coordination compounds)which was already apparent in the 1990 Red Book
29、,is reinforced.The reader facing the problem of how to name a given compound or species may find help in several ways.A flowchart is provided which will in most cases guide the user to a section or chapter where rules can be found for generating at least one possible name.A more detailed subject ind
30、ex is also provided,as well as an extended guide to possible alternative names of a wide range of simple inorganic compounds.第33页Name the following compounds by the IUPAC system(1)(CH3)2CH-CH2-CHOH-(CH3)2(2)CH2(OH)-CH(OH)-CH2(OH)(3)CH2=CH-CH=CH-CH=CH2(4)CH3-CH2-O-CH2-CH2-CH3(5)CH3-CH2-COONH2(CH3)2(6)CH3-CH2-COCl(7)CH2OH-CHOH-CH2-N(CH3)2(8)CH3-CHBr-CHBr-CH2-CH2-COOH(9)(10)CH3-CHBr-CHBr-CH2-CH2-COOH第34页