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    中文名称 英文名称 CAS号 化学式
    2-戊酮,4-(9,10-二氢-9-蒽基)-4-甲基- 4-(9,10-dihydroanthr-9-yl)-4-methylpentan-2-one 105882-50-6 C20H22O
    2-戊酮,3-羟基-3-(羟甲基)- (4R)-2,4-diisopropyl-4,5-dihydrooxazole 189040-53-7 C9H17NO
    2-戊酮,3-乙基-3-(羟甲基)-(9CI) 3-ethyl-3-hydroxymethyl-pentan-2-one 160193-85-1 C8H16O2
    2-戊酮,1-氯-4-[(4-甲基苯基)硫代]- 2-(p-tolylmercapto)-5-chloropentanone-4 113311-56-1 C12H15ClOS
    2-戊酮,1,3-二溴-4,4-二甲基- 1,3-Dibrom-4,4-dimethyl-pentan-2-on 1577-32-8 C7H12Br2O
    2-戊酮,1,1,1-三氟-5-(苯基甲氧基)- 5-Benzyloxy-1,1,1-trifluoro-pentan-2-one 129781-11-9 C12H13F3O2
    2-戊酮(邻硝基苯基)腙 2-pentanone (o-nitrophenyl)hydrazone 102148-77-6 C11H15N3O2
    2-戊酮(对硝基苯基)腙 2-pentanone (p-nitrophenyl)hydrazone 102148-72-1 C11H15N3O2
    2-戊酮 2-Pentanone 107-87-9 C5H10O
    2-戊烯酸,5-苯基-4-[[(苯基甲氧基)羰基]氨基]-,甲基酯,(2E,4S)- 4-benzyloxycarbonylamino-5-phenyl-pent-2-enoic acid methyl ester 132618-89-4 C20H21NO4
    2-戊烯酸,5-羰基-5-苯基-4-(四氢-2(1H)-嘧啶亚基)-,甲基酯,(2E)- methyl 4-<benzoyl(2-hexahydropyrimidinylidene)>-(E)-but-2-enoate 107165-87-7 C16H18N2O3
    2-戊烯酸,5-[(乙酰氧基)亚氨基]-4,4-二甲基-,1,1-二甲基乙基酯,(E,E)- 2-Pentenoic acid, 5-[(acetyloxy)imino]-4,4-dimethyl-, 1,1-dimethylethylester, (E,E)- 139745-67-8 C13H21NO4
    2-戊烯酸,5-(4-甲氧苯基)-5-羰基-4-(四氢-2(1H)-嘧啶亚基)-,甲基酯,(2E)- methyl 4-<(2-hexahydropyrimidinylidene)-4-methoxybenzoyl>-(E)-but-2-enoate 107165-88-8 C17H20N2O4
    2-戊烯酸,5-(2,2-二甲基-1,3-二噁戊环-4-基)-4-羟基-,甲基酯 (E)-5-(2,2-Dimethyl-[1,3]dioxolan-4-yl)-4-hydroxy-pent-2-enoic acid methyl ester 139670-21-6 C11H18O5
    2-戊烯酸,5-(1,3-二氢-1,3-二羰基-2H-异吲哚-2-基)-4-羰基- 5-Phthalimido-pent-2-en-4-on-saeure 16493-29-1 C13H9NO5
    2-戊烯酸,4-(乙酰基氨基)-2-氰基-3-羟基-5-苯基-,1,1-二甲基乙基酯,(S)- (Z)-(S)-4-Acetylamino-2-cyano-3-hydroxy-5-phenyl-pent-2-enoic acid tert-butyl ester 139168-56-2 C18H22N2O4
    2-戊烯酸,4-(2,6-二甲氧基-4-甲基苯基)-5-羟基-,甲基酯,(E)- 2-Pentenoic acid, 4-(2,6-dimethoxy-4-methylphenyl)-5-hydroxy-, methylester, (E)- 164921-89-5 C15H20O5
    2-戊烯酸,4-(1,3-二硫烷-2-基)-4-甲基-,1,1-二甲基乙基酯,(E)- t-butyl (E)-4-(1,3-dithian-2-yl)-4-methylpent-2-enoate 139745-77-0 C14H24O2S2
    2-戊烯酸,3-甲基-,(E)- (E)-3-methylpent-2-enoic acid 19866-50-3 C6H10O2
    2-戊烯酸,3-乙基-,乙基酯 ethyl 3-ethylpent-2-enoate 15249-93-1 C9H16O2
    2-戊烯酸,2-甲酰基-4-甲基-,乙基酯,(E)- Z-methyl-4 formyl-2 pentene-2 oate d'ethyle 105378-33-4 C9H14O3
    2-戊烯酸,2-丙基-,乙基酯 1-(guan-1-yl)-2-(cystein-S-yl)ethane 106947-24-4 C10H14N6O3S
    2-戊烯酰胺,2-氰基-3-羟基-4-甲基-N-[4-(三氟甲基)苯基]- 2-cyano-3-hydroxy-4-methyl-N-(4-(trifluoromethyl)phenyl)pent-2-enamide 171197-18-5 C14H13F3N2O2
    2-戊烯腈 2-pentenenitrile 13284-42-9 C5H7N
    2-戊烯二酸,2-[[(苯基甲氧基)羰基]氨基]-,5-乙基2-甲基酯,(Z)- Cbz-ΔGlu(OEt)-OMe 139125-24-9 C16H19NO6
    2-戊烯二酸,2-[(丁氧基羰基)氨基]-,5-甲基酯,(Z)- (E)-2-Butoxycarbonylamino-pent-2-enedioic acid 5-methyl ester 139125-41-0 C11H17NO6
    2-戊烯二腈,4-亚乙基-,(E,Z)- (1E,3Z)-Penta-1,3-dien-1,3-dicarbonitril 167320-09-4 C7H6N2
    2-戊烯二腈,3-乙基-2,4-二硝基-,加合吡啶(1:1) Pyridinium-1,3-dicyan-2-ethyl-1,3-dinitro-2-propen-1-id 138042-22-5 C5H5N*C7H5N4O4*H
    2-戊烯-4-炔醛,5-苯基- 5-phenylpent-2-en-4-ynal 14901-32-7 C11H8O
    2-戊烯-4-炔酸,5-[3-[(苯磺酰)氨基]苯基]-,(2E)- Dehydroxyamino Oxamflatin Acid 151720-90-0 C17H13NO4S
    2-戊烯-4-炔酸,5-(甲基苯基氨基)-,甲基酯,(Z)- Methyl 5-[methyl(phenyl)amino]pent-2-en-4-ynoate 139007-95-7 C13H13NO2
    2-戊烯-3-醇,2,4-二甲基- 2,4-dimethyl-pentan-3-one; enol form 113249-34-6 C7H14O
    2-戊烯-1-醇,乙酸酯 Acetic acid;pent-2-en-1-ol 10500-10-4 C7H14O3
    2-戊烯-1-醇,5-[(1S,4aS,8aS)-十氢-5,5,8a-三甲基-2-亚甲基-1-萘基]-3-甲基-,(2E)- 8(17),13(E)-labdadien-15-ol 10395-43-4 C20H34O
    2-戊烯,4-硝基- 2-Nitro-3-penten 1806-28-6 C5H9NO2
    2-戊烯 2-pentene 109-68-2 C5H10
    2-戊炔酸,4,4-二甲基-,苯基酯 phenyl 3-tert-butylpropiolate 111436-86-3 C13H14O2
    2-戊炔酸,4,4,5,5,5-五氟-,甲基酯 methyl 4,4,5,5,5-pentafluoropent-2-ynoate 104721-32-6 C6H3F5O2
    2-戊炔基 2-pentynal-diethyl-acetal 18229-77-1 C9H16O2
    2-戊炔-1-醇,4-甲基- 4-methyl-2-pentyn-1-ol 15787-92-5 C6H10O
    2-戊氧基苯甲醛缩氨基脲 2-pentyloxy-benzaldehyde-semicarbazone 106163-74-0 C13H19N3O2
    2-戊氧基-苯甲酸苯胺 2-pentyloxy-benzoic acid anilide 101718-24-5 C18H21NO2
    2-戊氧基-喹啉-4-羧酸 2-pentyloxy-quinoline-4-carboxylic acid 10222-65-8 C15H17NO3
    2-戊氧基-N-(2-吡咯烷-1-基乙基)苯甲酰胺 Benzamide, 2-pentyloxy-N-(2-(pyrrolidinyl)ethyl)- 10261-51-5 C18H28N2O2
    2-戊氧基-5-丙-1-烯基苯甲醚 Benzene, 2-methoxy-1-(pentyloxy)-4-(1-propenyl)- 10484-36-3 C15H22O2
    2-戊搭烯甲酰胺,八氢- NE 28345 107512-56-1 C27H45NO3
    2-戊基蒽醌 2-pentylanthraquinone 13936-21-5 C19H18O2
    2-戊基苯酚 2-pentylphenol 136-81-2 C11H16O
    2-戊基苯-1,3-二醇 2-pentyl-resorcinol 13331-21-0 C11H16O2
    2-戊基环戊-2-烯-1-醇乙酸酯 Acetic acid;2-pentylcyclopent-2-en-1-ol 108056-54-8 C12H22O3