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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Brom-benzolsulfonsaeure-trianilinophosphoranylidenamid 102749-59-7 C24H22BrN4O2PS
    4-Brom-benzolsulfonsaeure-trianilinophosphoranylidenamid
    —— 4-(2-ethyl-5,7-dimethylpyrazolo[1,5-a]pyrimidin-3-ylmethyl)benzoic acid hydrazide 1401728-88-8 C18H21N5O
    4-(2-ethyl-5,7-dimethylpyrazolo[1,5-a]pyrimidin-3-ylmethyl)benzoic acid hydrazide
    —— 4-Ethoxycarbonyl-1-methyl-6,7-diphenyl-2H-azepin-2,3-dione 133487-83-9 C22H19NO4
    4-Ethoxycarbonyl-1-methyl-6,7-diphenyl-2H-azepin-2,3-dione
    —— 4-methoxybenzyl (6R,7R)7β-{2-{2-aminotrityl-1,3-thiazol-4-yl}-2-[(Z)-methoxyimino]-acetylamino}-3-(iodomethyl)-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylate 127108-57-0 C41H36IN5O6S2
    4-methoxybenzyl (6R,7R)7β-{2-{2-aminotrityl-1,3-thiazol-4-yl}-2-[(Z)-methoxyimino]-acetylamino}-3-(iodomethyl)-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylate
    —— 4-(1-hydroxyneopentyl)-3-(phenylthio)-2-sulfolene 125628-76-4 C15H20O3S2
    4-(1-hydroxyneopentyl)-3-(phenylthio)-2-sulfolene
    —— 4-fluorophenyl 3-O-acetyl-4-O-benzyl-2-deoxy-2-phthalimido-1-thio-β-D-glucopyranoside 1450810-16-8 C29H26FNO7S
    4-fluorophenyl 3-O-acetyl-4-O-benzyl-2-deoxy-2-phthalimido-1-thio-β-D-glucopyranoside
    —— 4-amino-N-(1H-indol-5-yl)thieno[3,2-d]pyrimidine-7-carboxamide 1527517-47-0 C15H11N5OS
    4-amino-N-(1H-indol-5-yl)thieno[3,2-d]pyrimidine-7-carboxamide
    —— 4(S)-(Benzoyloxy)hex-5-enal 131566-75-1 C13H14O3
    4(S)-(Benzoyloxy)hex-5-enal
    —— 4,4-difluorobut-3-enyl sulfinic acid 213197-22-9 C4H6F2O2S
    4,4-difluorobut-3-enyl sulfinic acid
    —— 4,8-dichloro-2-(4-methoxybenzyl)-2H-pyrazolo[3,4-c]quinoline 1217302-55-0 C18H13Cl2N3O
    4,8-dichloro-2-(4-methoxybenzyl)-2H-pyrazolo[3,4-c]quinoline
    —— 4-(4-(1H-indol-5-yl)-6-morpholino-1,3,5-triazin-2-yloxy)-N,N-dimethylbenzamide 1391924-20-1 C24H24N6O3
    4-(4-(1H-indol-5-yl)-6-morpholino-1,3,5-triazin-2-yloxy)-N,N-dimethylbenzamide
    —— 4,4′-dihydroxy-2H,2′H-[3,3′-bichromene]-2,2′-dione 57753-11-4 C18H10O6
    4,4′-dihydroxy-2H,2′H-[3,3′-bichromene]-2,2′-dione
    —— (±)-4-(2-carboxymethoxy-5-chloro-phenyl)-2-methyl-6,7-dihydro-4H-thiazolo[5,4-c]pyridine-5-carboxylic acid benzyl ester 1531634-65-7 C23H21ClN2O5S
    (±)-4-(2-carboxymethoxy-5-chloro-phenyl)-2-methyl-6,7-dihydro-4H-thiazolo[5,4-c]pyridine-5-carboxylic acid benzyl ester
    —— (4S)-3-[(oxolan-3-yl)methanesulfonyl]-1,3-thiazolidine-4-carboxylic acid 2137420-71-2 C9H15NO5S2
    (4S)-3-[(oxolan-3-yl)methanesulfonyl]-1,3-thiazolidine-4-carboxylic acid
    —— 4-(6,7,8,9,10,11-hexahydro-5H-cycloocta[b]indol-6-ylamino)benzonitrile 1541202-88-3 C21H21N3
    4-(6,7,8,9,10,11-hexahydro-5H-cycloocta[b]indol-6-ylamino)benzonitrile
    —— 4-chlorobutyl trifluoroacetate 671-84-1 C6H8ClF3O2
    4-chlorobutyl trifluoroacetate
    —— 4-hydroxy-3,7-dimethyl-6H-pyrano[3,2-c]pyridine-2,5-dione 955377-01-2 C10H9NO4
    4-hydroxy-3,7-dimethyl-6H-pyrano[3,2-c]pyridine-2,5-dione
    —— 4-(3-chloropyridin-2-yl)-2-fluoro-N-naphthalen-2-ylbenzamide 849754-65-0 C22H14ClFN2O
    4-(3-chloropyridin-2-yl)-2-fluoro-N-naphthalen-2-ylbenzamide
    —— 4-oxo-5-phenyl-4,5-dihydrofuro[2,3-d]pyridazine-7-carbonyl azide 1415647-40-3 C13H7N5O3
    4-oxo-5-phenyl-4,5-dihydrofuro[2,3-d]pyridazine-7-carbonyl azide
    —— 4-(5-((2-bromoethyl)(2-((methylsulfonyl)oxy)ethyl)amino)-4-(methylsulfonyl)-2-nitrobenzoyl)-1-ethylpiperazin-1-ium methanesulfonate 2227304-19-8 CH4O3S*C19H29BrN4O8S2
    4-(5-((2-bromoethyl)(2-((methylsulfonyl)oxy)ethyl)amino)-4-(methylsulfonyl)-2-nitrobenzoyl)-1-ethylpiperazin-1-ium methanesulfonate
    —— 4.6-Bis-methoxycarbonyl-7-<4-aethoxycarbonyl-butylmercapto>-heptansaeure-methylester 100029-16-1 C19H32O8S
    4.6-Bis-methoxycarbonyl-7-<4-aethoxycarbonyl-butylmercapto>-heptansaeure-methylester
    —— 4-(dimethylamino)-1-((((1'r,3'r)-2,2'',4,4'',6,6''-hexaisopropyl-[1,1':3',1''-terphenyl]-2'-yl)arsaneylidene)(2,2,6,6-tetramethylpiperidin-1-yl)-l4-boraneyl)pyridin-1-ium 914095-23-1 C52H77AsBN3
    4-(dimethylamino)-1-((((1'r,3'r)-2,2'',4,4'',6,6''-hexaisopropyl-[1,1':3',1''-terphenyl]-2'-yl)arsaneylidene)(2,2,6,6-tetramethylpiperidin-1-yl)-l4-boraneyl)pyridin-1-ium
    —— 4-fluoro<2.2>metaparacyclophane 134581-07-0 C16H15F
    4-fluoro<2.2>metaparacyclophane
    —— 4-deuterio-6-nitro-o-cresol 28649-30-1 C7H7NO3
    4-deuterio-6-nitro-o-cresol
    —— (4-Chloro-phenyl)-[1-(2-methoxy-phenyl)-meth-(E)-ylidene]-amine; compound with trichloro-acetic acid 76553-66-7 C2HCl3O2*C14H12ClNO
    (4-Chloro-phenyl)-[1-(2-methoxy-phenyl)-meth-(E)-ylidene]-amine; compound with trichloro-acetic acid
    —— [4-Phenoxy-phenyl]-[4-dimethylamino-phenyl]-tellurdichlorid 65709-64-0 C20H19Cl2NOTe
    [4-Phenoxy-phenyl]-[4-dimethylamino-phenyl]-tellurdichlorid
    —— (4S,5S)-3-([1,1'-biphenyl]-2-yl)-1-(2-hydroxybenzyl)-4,5-diphenyl-4,5-dihydro-1H-imidazol-3-ium chloride 1451930-36-1 C34H29N2O*Cl
    (4S,5S)-3-([1,1'-biphenyl]-2-yl)-1-(2-hydroxybenzyl)-4,5-diphenyl-4,5-dihydro-1H-imidazol-3-ium chloride
    —— <4-(2-Naphthyl)butyl>-malonsaeure-diaethylester 2410-83-5 C21H26O4
    <4-(2-Naphthyl)butyl>-malonsaeure-diaethylester
    —— 4-Ethoxycarbonyl-5-methylthio-3-(3-isopropylureido)-pyrazol 54417-44-6 C11H18N4O3S
    4-Ethoxycarbonyl-5-methylthio-3-(3-isopropylureido)-pyrazol
    —— 4,5-bis-(2-cyclohexyl-ethyl)-1<i>H</i>-imidazole 94434-80-7 C19H32N2
    4,5-bis-(2-cyclohexyl-ethyl)-1<i>H</i>-imidazole
    —— 4-Isopropyl-zimtsaeure-butylester 93163-22-5 C16H22O2
    4-Isopropyl-zimtsaeure-butylester
    —— 4-[2-(5-methoxy-2-methyl-benzofuran-3-yl)-ethyl]-morpholine 7419-29-6 C16H21NO3
    4-[2-(5-methoxy-2-methyl-benzofuran-3-yl)-ethyl]-morpholine
    —— 4-<sup>14</sup>C-Octan 92799-33-2 C8H18
    4-<sup>14</sup>C-Octan
    —— 4-prop-2-enylnonadec-1-en-4-ol 52939-55-6 C22H42O
    4-prop-2-enylnonadec-1-en-4-ol
    —— 4-((5-amino-1,3,4-thiadiazol-2-yl)methyl)-8-hydroxy-2H,5H-pyrano[3,2-c]chromene-2,5-dione 1392011-94-7 C15H9N3O5S
    4-((5-amino-1,3,4-thiadiazol-2-yl)methyl)-8-hydroxy-2H,5H-pyrano[3,2-c]chromene-2,5-dione
    —— 4-[4-(3-phenyl-propyl)-piperidin-1-yl]-7H-pyrrolo[2,3-d]pyrimidine 252722-61-5 C20H24N4
    4-[4-(3-phenyl-propyl)-piperidin-1-yl]-7H-pyrrolo[2,3-d]pyrimidine
    —— 4-Nitro-benzo<c>cinnolin-5-oxid 91353-92-3 C12H7N3O3
    4-Nitro-benzo<c>cinnolin-5-oxid
    —— 4.6-Tri-O-acetyl-2.3-O-carbonyl-D-mannose 58650-57-0 C11H14O9
    4.6-Tri-O-acetyl-2.3-O-carbonyl-D-mannose
    —— 4-<3-Methyl-benzthiazolinyliden-(2)>-1-phenyl-pyrazolon-(5) 93325-93-0 C17H13N3OS
    4-<3-Methyl-benzthiazolinyliden-(2)>-1-phenyl-pyrazolon-(5)
    —— 4-Aethyl-7-methoxycumarilsaeure-methylester 91910-48-4 C13H14O4
    4-Aethyl-7-methoxycumarilsaeure-methylester
    —— 4-Methyl-5-<5-nitro-2-furyl>-buta-2.4-dien-carbonsaeure 16378-33-9 C10H9NO5
    4-Methyl-5-<5-nitro-2-furyl>-buta-2.4-dien-carbonsaeure
    —— 4'-Brom-4-biphenyl-dimethyl-carbinylchlorid 92425-30-4 C15H14BrCl
    4'-Brom-4-biphenyl-dimethyl-carbinylchlorid
    —— [(4'-(p-tolyl)-2,2';6',2''-terpyridine)RuII(1,4-di[(2,2':'6,2''-terpyridin)-4-yl]benzene)]2+ 149830-57-9 C58H41N9Ru
    [(4'-(p-tolyl)-2,2';6',2''-terpyridine)RuII(1,4-di[(2,2':'6,2''-terpyridin)-4-yl]benzene)]2+
    —— 4-hydroxy-7-methoxy-8-methyl-2-[1-(2-morpholin-4-yl-ethyl)-pyrazol-4-yl]-quinoline 1108659-88-6 C20H24N4O3
    4-hydroxy-7-methoxy-8-methyl-2-[1-(2-morpholin-4-yl-ethyl)-pyrazol-4-yl]-quinoline
    —— 4-Benzylmercapto-pyridin-2,6-dicarbonsaeurediethylester 10168-26-0 C18H19NO4S
    4-Benzylmercapto-pyridin-2,6-dicarbonsaeurediethylester
    —— 4-Hydroxy-1-methoxy-5,6-(2,3-dibenzofurano)-2,3-dioxan 95373-05-0 C15H12O5
    4-Hydroxy-1-methoxy-5,6-(2,3-dibenzofurano)-2,3-dioxan
    —— 4-(3-methoxy-phenylazo)-3,5-dimethyl-isoxazole 30081-93-7 C12H13N3O2
    4-(3-methoxy-phenylazo)-3,5-dimethyl-isoxazole
    —— 4-<2>Furyl-4,5,6,7-tetrahydro-benzo<b>furan 1661-34-3 C12H12O2
    4-<2>Furyl-4,5,6,7-tetrahydro-benzo<b>furan
    —— 4-(7-Methylsulfanyl-3,4,5,6-tetrahydro-2H-azepin-4-yl)-cyclohexanone 75920-89-7 C13H21NOS
    4-(7-Methylsulfanyl-3,4,5,6-tetrahydro-2H-azepin-4-yl)-cyclohexanone
    —— 4-((1S,2S)-2-Naphthalen-1-yl-cyclopropyl)-benzonitrile 142745-99-1 C20H15N
    4-((1S,2S)-2-Naphthalen-1-yl-cyclopropyl)-benzonitrile