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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-methoxy-3-(3-methyl-3-buten-1-ynyl)acetophenone 160625-54-7 C14H14O2
    4-methoxy-3-(3-methyl-3-buten-1-ynyl)acetophenone
    —— (4R,4'S)-4-((E)-2-ethoxycarbonyl-1-methyl-vinyl)-2',2'-dimethyl-4,5,4',5'-tetrahydro-[2,4']bioxazolyl-3'-carboxylic acid benzyl ester 1168208-16-9 C22H28N2O6
    (4R,4'S)-4-((E)-2-ethoxycarbonyl-1-methyl-vinyl)-2',2'-dimethyl-4,5,4',5'-tetrahydro-[2,4']bioxazolyl-3'-carboxylic acid benzyl ester
    —— 4-chloro-benzoic acid N'-(4-amino-5-phenyl-thiazol-2-yl)-hydrazide 47298-24-8 C16H13ClN4OS
    4-chloro-benzoic acid N'-(4-amino-5-phenyl-thiazol-2-yl)-hydrazide
    —— 4-(5-Amino-benzothiazol-4-yl)-piperidine-1-carboxylic acid tert-butyl ester 942940-85-4 C17H23N3O2S
    4-(5-Amino-benzothiazol-4-yl)-piperidine-1-carboxylic acid tert-butyl ester
    —— (4-bromo-2,5-dimethyl-phenylsulfanyl)-acetic acid 321942-73-8 C10H11BrO2S
    (4-bromo-2,5-dimethyl-phenylsulfanyl)-acetic acid
    —— (4S,5S)-5-Methoxy-4-(4-methoxy-phenyl)-2,5-dimethyl-3-methylsulfanyl-cyclopent-2-enone 117953-63-6 C16H20O3S
    (4S,5S)-5-Methoxy-4-(4-methoxy-phenyl)-2,5-dimethyl-3-methylsulfanyl-cyclopent-2-enone
    —— 4-(2-hydroxyamino-2-oxo-1-phenylethyl)-N-(pyridin-3-yl)piperazine-1-carboxamide 1070675-17-0 C18H21N5O3
    4-(2-hydroxyamino-2-oxo-1-phenylethyl)-N-(pyridin-3-yl)piperazine-1-carboxamide
    —— 4-ethylcarbamoyl-3-(1,1,3-trioxo-1,3-dihydro-1λ<sup>6</sup>-benzo[<i>d</i>]isothiazol-2-yl)-butyric acid 33695-23-7 C14H16N2O6S
    4-ethylcarbamoyl-3-(1,1,3-trioxo-1,3-dihydro-1λ<sup>6</sup>-benzo[<i>d</i>]isothiazol-2-yl)-butyric acid
    —— 4-[3-(4-fluorobenzyl)-5-p-tolylfuran-2-yl]-2-hydroxy-4-oxo-2-butenoic acid methyl ester 500366-80-3 C23H19FO5
    4-[3-(4-fluorobenzyl)-5-p-tolylfuran-2-yl]-2-hydroxy-4-oxo-2-butenoic acid methyl ester
    —— 4-Fluoro-3-(thiophen-2-yl)benzaldehyde 552845-68-8 C11H7FOS
    4-Fluoro-3-(thiophen-2-yl)benzaldehyde
    —— 4-{4H,5H,6H,7H-thieno[3,2-c]pyridin-5-yl}aniline 926216-36-6 C13H14N2S
    4-{4H,5H,6H,7H-thieno[3,2-c]pyridin-5-yl}aniline
    —— 4-Methylamino-5-methylaminomethyl-6-ethoxycarbonylthieno<2,3-d>pyrimidine 101668-11-5 C12H16N4O2S
    4-Methylamino-5-methylaminomethyl-6-ethoxycarbonylthieno<2,3-d>pyrimidine
    —— (4R,5S)-4-(hydroxymethyl)-4-methyl-5-phenyl-3-oxazolidin-2-one 291313-83-2 C11H13NO3
    (4R,5S)-4-(hydroxymethyl)-4-methyl-5-phenyl-3-oxazolidin-2-one
    —— [4-Ph3B(2,2'-bipyridine)][NBu4] 871246-29-6 C16H36N*C28H22BN2
    [4-Ph3B(2,2'-bipyridine)][NBu4]
    —— 4,6-di-tert-butyl-N-(2,6-di-iso-propyl-phenyl)-o-amidophenolate-ethyl-indium(III) 1246287-64-8 C56H84In2N2O2
    4,6-di-tert-butyl-N-(2,6-di-iso-propyl-phenyl)-o-amidophenolate-ethyl-indium(III)
    —— [4-13C]-1,4-di-O-bis(methoxymethyl)-1,4-dihydroxy-2,3-dimethyl-5-[(all-E)-3,7,11,15,19,23,27,31,35-nonamethyl-2,6,10,14,18,22,26,30,34-hexatriacontanonaenyl]benzene 476170-63-5 C57H90O4
    [4-13C]-1,4-di-O-bis(methoxymethyl)-1,4-dihydroxy-2,3-dimethyl-5-[(all-E)-3,7,11,15,19,23,27,31,35-nonamethyl-2,6,10,14,18,22,26,30,34-hexatriacontanonaenyl]benzene
    —— 4'-acetamino-2-methylcarbonyl-4-nitro-diphenylsulfone 101513-55-7 C16H14N2O6S
    4'-acetamino-2-methylcarbonyl-4-nitro-diphenylsulfone
    —— 4-(5-tert-butyl-[1,3,4]thiadiazol-2-ylsulfamoyl)-benzoic acid 91960-11-1 C13H15N3O4S2
    4-(5-tert-butyl-[1,3,4]thiadiazol-2-ylsulfamoyl)-benzoic acid
    —— 4-(3-Chloroprop-2-ynyl)phenylacetic acid methyl ester 132691-25-9 C12H11ClO2
    4-(3-Chloroprop-2-ynyl)phenylacetic acid methyl ester
    —— 4-O-allyl-2,3-di-O-benzyl-1,6-di-O-(N-phenylcarbamoyl)-D-glucopyranose 74024-31-0 C37H38N2O8
    4-O-allyl-2,3-di-O-benzyl-1,6-di-O-(N-phenylcarbamoyl)-D-glucopyranose
    —— 4-(4-chlorophenyl)-6-[(1,3-dioxoisoindolin-2-yl)methyl]-2-methylpyridine-3-carboxamide 1253519-30-0 C22H16ClN3O3
    4-(4-chlorophenyl)-6-[(1,3-dioxoisoindolin-2-yl)methyl]-2-methylpyridine-3-carboxamide
    —— 4-Nitro-benzolsulfonsaeure-chlorid-aethoxycarbonylimid 93228-10-5 C9H9ClN2O5S
    4-Nitro-benzolsulfonsaeure-chlorid-aethoxycarbonylimid
    —— 4-phenyl-1-ethoxynaphthalene-2,3-dicarboxylic acid 2-(N,N-diethylamino)ethylimide hydrochloride 81891-02-3 C26H28N2O3*ClH
    4-phenyl-1-ethoxynaphthalene-2,3-dicarboxylic acid 2-(N,N-diethylamino)ethylimide hydrochloride
    —— 4,4,5,5-tetramethyl-2-(5-(naphthalen-2-yl)thiophen-2-yl)-1,3,2-dioxaborolane 1559069-62-3 C20H21BO2S
    4,4,5,5-tetramethyl-2-(5-(naphthalen-2-yl)thiophen-2-yl)-1,3,2-dioxaborolane
    —— 4-METHYL-7-{[4-(3-METHOXYPHENYL)-1-PIPERAZINYL]METHYL}-3-OXO-3,4-DIHYDRO-2H-1,4-BENZOXAZINE HYDROCHLORIDE 207552-62-3 C21H25N3O3*ClH
    4-METHYL-7-{[4-(3-METHOXYPHENYL)-1-PIPERAZINYL]METHYL}-3-OXO-3,4-DIHYDRO-2H-1,4-BENZOXAZINE HYDROCHLORIDE
    —— 4-Cyano-N-(4-nitrobenzyl)-1,2,5,6-tetrahydropyridin 69747-24-6 C13H13N3O2
    4-Cyano-N-(4-nitrobenzyl)-1,2,5,6-tetrahydropyridin
    —— 4-[6-cyano-4-(ethyl(methyl)amino)-5-methylthieno[2,3-d]pyrimidin-2-yl]benzoic acid methyl ester 1026498-29-2 C19H18N4O2S
    4-[6-cyano-4-(ethyl(methyl)amino)-5-methylthieno[2,3-d]pyrimidin-2-yl]benzoic acid methyl ester
    —— [4-(5,6-dimethyl-benzooxazol-2-yl)-benzyl]-phosphonic acid diethyl ester 69059-48-9 C20H24NO4P
    [4-(5,6-dimethyl-benzooxazol-2-yl)-benzyl]-phosphonic acid diethyl ester
    —— 4-(2-azabicyclo[2.2.1]heptan-2-yl)-2-(3-hydroxyethylphenyl)amino-7H-pyrrolo[2,3-d]pyrimidine 1070165-22-8 C20H23N5O
    4-(2-azabicyclo[2.2.1]heptan-2-yl)-2-(3-hydroxyethylphenyl)amino-7H-pyrrolo[2,3-d]pyrimidine
    —— 4-Amino-2-methyl-5-methylsulfonyl-2H-pyridazin-3-on 63901-20-2 C6H9N3O3S
    4-Amino-2-methyl-5-methylsulfonyl-2H-pyridazin-3-on
    —— 4-amino-<i>N</i>-(2,4,5-trimethyl-imidazol-1-yl)-benzenesulfonamide 69605-22-7 C12H16N4O2S
    4-amino-<i>N</i>-(2,4,5-trimethyl-imidazol-1-yl)-benzenesulfonamide
    —— (4S,5R(5Z),6S,1R)-7-[4-Benzyl-6-hydroxymethyl-2-oxabicyclo[2.2.1]heptan-5-yl]-5-heptenoic acid methyl ester 130386-94-6 C22H30O4
    (4S,5R(5Z),6S,1R)-7-[4-Benzyl-6-hydroxymethyl-2-oxabicyclo[2.2.1]heptan-5-yl]-5-heptenoic acid methyl ester
    —— 4,5-difluoro-4-(trifluoromethyl)-5-(1,1,2,2,3,3,4,4,5,5,5-undecafluoropentyl)-1,3,2-dioxathiolane 2,2-dioxide 132183-07-4 C8F16O4S
    4,5-difluoro-4-(trifluoromethyl)-5-(1,1,2,2,3,3,4,4,5,5,5-undecafluoropentyl)-1,3,2-dioxathiolane 2,2-dioxide
    —— [(4S)-4-[bis(prop-2-enyl)amino]-4-phenylbutan-2-yl] methanesulfonate 1314539-84-8 C17H25NO3S
    [(4S)-4-[bis(prop-2-enyl)amino]-4-phenylbutan-2-yl] methanesulfonate
    —— 4-Ethyl-3-oxo-1,3,4,5-tetrahydro-benzo[c]azepine-2-carboxylic acid methylamide 66276-12-8 C14H18N2O2
    4-Ethyl-3-oxo-1,3,4,5-tetrahydro-benzo[c]azepine-2-carboxylic acid methylamide
    —— 4-[9-((2R,3R,4S,5R)-3,4-dihydroxy-5-prop-2-ynyloxymethyl-tetrahydro-furan-2-yl)-9H-purin-6-yl-amino]-piperidine-1-carboxylic acid ethyl ester 674367-39-6 C21H28N6O6
    4-[9-((2R,3R,4S,5R)-3,4-dihydroxy-5-prop-2-ynyloxymethyl-tetrahydro-furan-2-yl)-9H-purin-6-yl-amino]-piperidine-1-carboxylic acid ethyl ester
    —— 4-bromo-2-(1-(4-methoxyphenylimino)ethyl)phenol 1382679-70-0 C15H14BrNO2
    4-bromo-2-(1-(4-methoxyphenylimino)ethyl)phenol
    —— 4-(6-methylpyridin-2-yl)-N-(quinolin-8-yl)-[1,1'-biphenyl]-3-carboxamide 1436849-47-6 C28H21N3O
    4-(6-methylpyridin-2-yl)-N-(quinolin-8-yl)-[1,1'-biphenyl]-3-carboxamide
    —— 4-(Aminomethyl)-2-(4-chlorobutyl)-3,4-dihydroisoquinolin-1-one 181304-84-7 C14H19ClN2O
    4-(Aminomethyl)-2-(4-chlorobutyl)-3,4-dihydroisoquinolin-1-one
    —— (4R)-2-(4-methoxyphenyl)-5,5-dimethyl-N-(3-((3-(non-2-yn-1-ylthio)propyl)amino)-3-oxopropyl)-1,3-dioxane-4-carboxamide 1441769-57-8 C29H44N2O5S
    (4R)-2-(4-methoxyphenyl)-5,5-dimethyl-N-(3-((3-(non-2-yn-1-ylthio)propyl)amino)-3-oxopropyl)-1,3-dioxane-4-carboxamide
    —— [4-(2,4-Dinitro-phenylsulfanyl)-phenyl]-[1-pyridin-4-yl-meth-(E)-ylidene]-amine 128729-42-0 C18H12N4O4S
    [4-(2,4-Dinitro-phenylsulfanyl)-phenyl]-[1-pyridin-4-yl-meth-(E)-ylidene]-amine
    —— 4-Chlorocarbonyl-2,6-dimethoxy-benzoic acid methyl ester 55687-42-8 C11H11ClO5
    4-Chlorocarbonyl-2,6-dimethoxy-benzoic acid methyl ester
    —— 4-methyl-1-piperidin-4-yl-1,3-dihydro-2H-imidazol-2-one 868669-72-1 C9H15N3O
    4-methyl-1-piperidin-4-yl-1,3-dihydro-2H-imidazol-2-one
    —— [4-amino-5-(4-nitrophenyl)pyrrolo[2,1-f][1,2,4]triazin-6-yl]acetonitrile 871557-22-1 C14H10N6O2
    [4-amino-5-(4-nitrophenyl)pyrrolo[2,1-f][1,2,4]triazin-6-yl]acetonitrile
    —— 4-(2-Trifluoromethoxyphenyloxy)-7-methyl-5,6,7,8-tetrahydro-4H-furo[2,3-c] azepine hydrochloride 1067634-63-2 C16H16F3NO3*ClH
    4-(2-Trifluoromethoxyphenyloxy)-7-methyl-5,6,7,8-tetrahydro-4H-furo[2,3-c] azepine hydrochloride
    —— 4-Oxo-pentanoic acid (2R,3S,5R)-5-(6-benzyloxy-2-benzyloxycarbonylamino-purin-9-yl)-2-[(4-methoxy-phenyl)-diphenyl-methoxymethyl]-tetrahydro-furan-3-yl ester 82892-76-0 C50H47N5O9
    4-Oxo-pentanoic acid (2R,3S,5R)-5-(6-benzyloxy-2-benzyloxycarbonylamino-purin-9-yl)-2-[(4-methoxy-phenyl)-diphenyl-methoxymethyl]-tetrahydro-furan-3-yl ester
    —— 4-amino-6-(((1S)-1-(4-oxo-3-(2-pyridinyl)-4H-pyrido[1,2-a]pyrimidin-2-yl)ethyl)amino)-5-pyrimidinecarbonitrile 1259081-11-2 C20H16N8O
    4-amino-6-(((1S)-1-(4-oxo-3-(2-pyridinyl)-4H-pyrido[1,2-a]pyrimidin-2-yl)ethyl)amino)-5-pyrimidinecarbonitrile
    —— 4-amino-6-((1-(6-fluoro-4-((3-methoxy-1-azetidinyl)carbonyl)-3-phenyl-2-quinolinyl)ethyl)amino)-5-pyrimidinecarbonitrile 1259522-92-3 C27H24FN7O2
    4-amino-6-((1-(6-fluoro-4-((3-methoxy-1-azetidinyl)carbonyl)-3-phenyl-2-quinolinyl)ethyl)amino)-5-pyrimidinecarbonitrile
    —— 4-(3-{3-(1-tert-butoxycarbonyl-4-piperidyl)propionylamino}piperidyl]-4-oxo-2(S)-benzyloxycarbonylaminobutyric acid tert-butyl ester 169495-98-1 C34H52N4O8
    4-(3-{3-(1-tert-butoxycarbonyl-4-piperidyl)propionylamino}piperidyl]-4-oxo-2(S)-benzyloxycarbonylaminobutyric acid tert-butyl ester
    —— 4-(5-bromopyrimidin-2-yl)-3,5-difluorophenol 1119089-06-3 C10H5BrF2N2O
    4-(5-bromopyrimidin-2-yl)-3,5-difluorophenol