76个原子集团的优先顺序

编号基团名构造式1氢hydrogen—H2甲基methyl-cH33乙基ethyl—ch2ch34丙基propyl-ch2ch2ch35丁基butyl-ch2ch2ch2ch36戊基pentyl-CH2(CH2)3CH37己基hexyl-CH2(CH2)4CH38异戊基isopentyl-CH2CH2CH(CH3)29异丁基isobutyl—ch2ch(ch3)210烯丙基allyl•H2^C=CH211新戊基aeopentyl—ch2c(ch3)3122丙炔基propynyl・c^c_ch313苄基（本甲基）benzyl•H2CY^14异丙基isopropyl—ch(ch3)215乙烯基vinyl・HC二CH216仲丁基secbutyl—ch(ch3)ch2ch317环己基cyclohexylV181丙烯基1propenyl—CH二CH—CH319叔丁基一一—C(CH3)320异丙烯基isopropenyl—C(CH3)=CH221乙炔基ethynyl•c三22本基phenyl・◎23对甲本基ptolyl•C>

24对硝基本基pnitrophenylZ=\0•江严N+x—扌0-25间甲本基mtolyld263,5—甲本基3,5xylyl27间硝基本基mnitrophenyl•W283,5—硝基苯基3,5dinitrophenyl严2N02291丙炔基1propynyl—C三cch330邻甲本基otolyl-Cb312,6—甲本基2,6xylyl•C//32三本甲基trityl—C(Ph)333邻硝基本基onitrophenyl。2比342,4—硝基苯基2,4dinitrophenyl。2、・HC二”N0235甲酰基formyl—CHO36乙酰基acetyl—CO—CH337本甲酰基benzoyl—CO—Ph38羧基carboxy—COOH39甲氧羰基（甲酯基）methoxycarbonyl—CO—OCH3

40乙氧羰基ethoxycarbonyl—C0—0CH2CH341卞氧羰基benzyloxycarbonyl—CO—OBn42叔丁氧羰基一一—C0—0C(CH3)343氨基amino—NH244铵基ammonio—NH345甲氨基methylamino—NHCH346乙氨基ethylamino—NHCH2CH347本氨基phenylamino—NH—Ph48乙酰氨基acetylamino—NH—CO—CH349本甲酰氨基benzoylamino—NH—CO—Ph50卞氧羰基氨基benzyloxycarbonylamino—NH—CO—OBn51—甲氨基dimethylamino—N(CH3)252乙氨基diethylamino—N(CH2CH3)253三甲铵基trimethylammonio—N(CH2CH3)354本偶氮基phenylazo—N二N—Ph55亚硝基nitroso—N=O56硝基nitroQ•+NO-57羟基hydroxy—OH58甲氧基methoxy—OCH359乙氧基ethoxy—OCH2CH360卞氧基benzyloxy—O—Bn61本氧基phenoxy—O—Ph62葡氧基glucosyloxyHOJOH•oY/"OH63甲酰氧基formyloxy—O—CHO

64乙酰氧基acetoxy—0—C0CH365本甲酰氧基benzoyloxy—O—CO—Ph66甲基亚磺酰氧基methylsulfinyloxy—O—SOCH367甲基磺酰氧基methylsulfonyloxy—O—SO2CH368氟fluoro—F69巯基mercapto—SH70甲筑基methylthio—SCH371甲基亚磺酰基methylsulfiny