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    中文名称 英文名称 CAS号 化学式
    2-丁基吡啶 2-butylpyridine 5058-19-5 C9H13N
    2-丁基-苯并咪唑 2-n-butylbenzimidazole 5851-44-5 C11H14N2
    2-丁基-丁-3-烯-1-醇 2-butyl-but-3-en-1-ol 53045-66-2 C8H16O
    2-丁基-6-甲基吡啶 2-n-butyl-6-methylpyridine 5335-76-2 C10H15N
    2-丁基-5-碘呋喃 2-iodo-5-butylfuran 558472-48-3 C8H11IO
    2-丁基-5-氨基苯并呋喃盐酸盐 2-n-butyl-5-aminobenzofuran hydrochloride 526196-90-7 C12H15NO*ClH
    2-丁基-5-异丁基噻吩 2-Butyl-5-isobutylthiophene 54845-35-1 C12H20S
    2-丁基-5-己基-2,3,3a,4,5,6,7,7alpha-八氢-1H-茚 1H-Indene, 2-butyl-5-hexyloctahydro- 55044-33-2 C19H36
    2-丁基-4-硝基异吲哚-1,3-二酮 2-butyl-4-nitroisoindoline-1,3-dione 54395-36-7 C12H12N2O4
    2-丁基-4,6-二甲基吡啶 2-butyl-4,6-dimethylpyridine 52919-93-4 C11H17N
    2-丁基-4,6-二氯-5-硝基嘧啶 2-butyl-4,6-dichloro-5-nitro-pyrimidine 58289-15-9 C8H9Cl2N3O2
    2-丁基-3-氯-2-甲基-四氢-呋喃 2-butyl-3-chloro-2-methyl-tetrahydro-furan 5831-54-9 C9H17ClO
    2-丁基-3-己基萘 2-Butyl-3-hexyl-naphthalin 55000-56-1 C20H28
    2-丁基-3-己基-1H-茚 2-butyl-3-hexyl-indene 54986-54-8 C19H28
    2-丁基-3-丙基己酸 2-n-Butyl-3-n-propyl-hexansaeure 58888-89-4 C13H26O2
    2-丁基-3-(4-羟基苯甲酰基)苯并呋喃 (2-butylbenzofuran-3-yl)(4-hydroxyphenyl)methanone 52490-15-0 C19H18O3
    2-丁基-3,5-二甲基吡嗪 2-butyl-3,5-dimethylpyrazine 50888-63-6 C10H16N2
    2-丁基-2-甲基-1,3-二氧戊环-4-甲醇 2-butyl-2-methyl-4-hydroxymethyl-1,3-dioxolane 5694-76-8 C9H18O3
    2-丁基-2-乙基丙二酸二乙酯 ethyl-butyl-malonic acid diethyl ester 596-76-9 C13H24O4
    2-丁基-2-乙基-1,3-二氧戊环-4-甲醇 (2-ethyl-2-butyl-[1,3]dioxolan-4-yl)-methanol 5694-74-6 C10H20O3
    2-丁基-2-((3-((2-丁基二氢-6-氧代-4H-1,3,2-氧硫锡杂环己-2-基)氧基)-3-氧代丙基)硫代)二氢-6H-1,3,2-氧硫锡杂环己-6-酮 2-Butyl-2-((3-((2-butyldihydro-6-oxo-4H-1,3,2-oxathiastannin-2-yl)oxy)-3-oxopropyl)thio)dihydro-6H-1,3,2-oxathiastannin-6-one 58098-20-7 C17H30O6S3Sn2
    2-丁基-1-辛烯 2-butyl-1-octene 5698-48-6 C12H24
    2-丁基-1-己基-2,3-二氢-1H-茚 2-n-Butyl-1-n-hexylindan 56247-75-7 C19H30
    2-丁基-1-乙烯基吡咯 1-Vinyl-2-butylpyrrole 57807-51-9 C10H15N
    2-丁基-1,6-二氢-N,N,4-三甲基-6-氧代-1-[[2'-[1-(三苯甲基)-1H-四氮唑-5-基][1,1'-联苯]-4-基]甲基]-5-嘧啶乙酰胺 2-butyl-5-dimethylaminocarbonylmethyl-6-methyl-3-[[2’-(N-trityl-5-tetrazolyl)-4-biphenylyl]methyl]-4-pyrimidinone 503155-67-7 C46H45N7O2
    2-丁基-1,6-二氢-4-甲基-6-氧代-1-[[2'-[1-(三苯甲基)-1H-四氮唑-5-基][1,1'-联苯]-4-基]甲基]-5-嘧啶乙酸乙酯 2-n-butyl-5-ethoxycarbonylmethyl-6-methyl-3-[[2'-(N-triphenylmethyltetrazol-5-yl)biphenyl-4-yl]methyl]-pyrimidine-4(3H)-one 503155-66-6 C46H44N6O3
    2-丁基-1,4-二甲氧基苯 2-butyl-1,4-dimethoxy-benzene 57314-83-7 C12H18O2
    2-丁基-1,3-苯并噻唑 2-butyl-benzothiazole 54798-95-7 C11H13NS
    2-丁基-1,1-二甲基肼 1,1-dimethyl-2-n-butylhydrazine 54007-23-7 C6H16N2
    2-丁基-1,1,3-三甲基环己烷 2-buthyl-1,1,3-trimethylcyclohexane 54676-39-0 C13H26
    2-丁-3-烯-2-基吡啶 2-(1-methyl-2-propen-1-yl)pyridine 53364-08-2 C9H11N
    2-{[（十二烷基硫羰基）碳硫酰胺]硫酸钛}丙酸 2-{[(dodecylsulfanyl)carbonothioyl]sulfanyl}propanoic acid 558484-21-2 C16H30O2S3
    2-{[乙氧基(氧代)乙酰基]氨基}苯甲酸 2-carboxyoxanilic acid ethyl ester 51679-85-7 C11H11NO5
    2-{[5-(3-氯-苯基)-[1,3,4]噻二唑-2-基]-亚肼基}-丙酸 2-{[5-(3-chloro-phenyl)-[1,3,4]thiadiazol-2-yl]-hydrazono}-propionic acid 59758-45-1 C11H9ClN4O2S
    2-{[4-硝基-2-(三氟甲基)苯基]氨基}乙醇 1-N-(2'-hydroxyethyl)amino-2-trifluoromethyl-4-nitrobenzene 56223-89-3 C9H9F3N2O3
    2-{[4-氯-3-(三氟甲基)苯基]氨基}苯甲酸 2-[4-Chloro-3-(trifluoromethyl)anilino]benzoic acid 55098-69-6 C14H9ClF3NO2
    2-{[4-(1,1,3,3-四甲基丁基)苯氧基]甲基}环氧乙烷 [4-(1,1,3,3-tetramethyl-butyl)-phenoxymethyl]-oxirane 5904-85-8 C17H26O2
    2-{[2-(4-乙基苯氧基)乙氧基]甲基}环氧乙烷 2-((2-(4-Ethylphenoxy)ethoxy)methyl)oxirane 540760-63-2 C13H18O3
    2-{[(5beta,7alpha,8Xi,9Xi,12alpha,14Xi)-7,12-二羟基-24-氧代胆烷-24-基]氨基}乙烷磺酸 Tauro-7,12-dihydroxycholanic acid 5571-91-5 C26H45NO6S
    2-{[(3alpha,5beta,7alpha,8Xi,12alpha)-3,7,12-三羟基-24-氧代胆烷-24-基]氨基}乙烷磺酸 allocholic acid taurine-conjugate 59005-70-8 C26H45NO7S
    2-{(甲基硒基)[二(三甲基硅烷基)]甲基}吡啶 2-{(Methylselanyl)[bis(trimethylsilyl)]methyl}pyridine 569322-21-0 C13H25NSeSi2
    2-n-乙酰基巴豆酸甲酯 N-acetyl-(E)-α-aminocrotonic acid methyl ester 57294-56-1 C7H11NO3
    2-n-丁氨基乙硫醇 2-(butylamino)ethanethiol 5842-00-2 C6H15NS
    2-d1-3-溴噻吩 2-d<sub>1</sub>-3-bromothiophene 52770-39-5 C4H3BrS
    2-beta-D-吡喃葡萄糖基-1,3,6-三羟基-5-甲氧基-9H-氧杂蒽-9-酮 Irisxanthone 51419-56-8 C20H20O11
    2-[羧甲基-[2-(二甲氨基)乙基]氨基]乙酸盐酸盐 [[2-(Dimethylamino)ethyl]imino]diacetic acid, dihydrochloride 5394-39-8 C8H17ClN2O4
    2-[羧甲基(己基)氨基]乙酸 (carboxymethyl(hexyl)amino)acetic acid 56004-52-5 C10H19NO4
    2-[羧甲基(3-羟丙基)氨基]乙酸 (3-hydroxy-propylimino)-di-acetic acid 59881-64-0 C7H13NO5
    2-[羧甲基(2-羟丙基)氨基]乙酸 N-(2-hydroxypropyl)iminodiacetic acid 59881-67-3 C7H13NO5
    2-[羟基(苯基)甲基]-3-甲基环戊-2-烯-1-酮 2-(hydroxy-phenyl-methyl)3-methyl-2-cyclopentene-1-one 532987-76-1 C13H14O2