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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,4'-diphenyl-1,1'-(3,3-dioxo-3λ<sup>6</sup>-thia-pentane-1,5-diyl)-bis-piperidine 59801-74-0 C26H36N2O2S
    4,4'-diphenyl-1,1'-(3,3-dioxo-3λ<sup>6</sup>-thia-pentane-1,5-diyl)-bis-piperidine
    —— (4R,5S)-4-methyl-5-phenyl-3-((2E)-5-methyl-1-oxo-2,4-hexadienyl)-2-oxazolidinone 220944-26-3 C17H19NO3
    (4R,5S)-4-methyl-5-phenyl-3-((2E)-5-methyl-1-oxo-2,4-hexadienyl)-2-oxazolidinone
    —— 4-indan-2-yl-6-(4-methyl-piperazin-1-yl)-pyrimidin-2-ylamine 1046449-64-2 C18H23N5
    4-indan-2-yl-6-(4-methyl-piperazin-1-yl)-pyrimidin-2-ylamine
    —— 4-(N-tert-butyloxyamino)-2-(methoxymethylenyl)pyridine 864412-06-6 C11H17N2O2
    4-(N-tert-butyloxyamino)-2-(methoxymethylenyl)pyridine
    —— 4-isobutyl-6-(4-methyl-piperazin-1-yl)-pyrimidin-2-ylamine 1046449-46-0 C13H23N5
    4-isobutyl-6-(4-methyl-piperazin-1-yl)-pyrimidin-2-ylamine
    —— 4-Isopropyl-7,8,9,10,11,12,13,14,15,16-decahydro-6H-benzocyclotetradecen-5-one 62100-27-0 C21H32O
    4-Isopropyl-7,8,9,10,11,12,13,14,15,16-decahydro-6H-benzocyclotetradecen-5-one
    —— 4-(3,5-dimethyl-1-phenyl-1<i>H</i>-pyrazol-4-ylazo)-<i>N</i>-(4-methoxy-phenyl)-benzenesulfonamide 62383-44-2 C24H23N5O3S
    4-(3,5-dimethyl-1-phenyl-1<i>H</i>-pyrazol-4-ylazo)-<i>N</i>-(4-methoxy-phenyl)-benzenesulfonamide
    —— [4-(2-chloro-phenoxy)-butyl]-(6-methyl-quinazolin-4-yl)-amine 69326-50-7 C19H20ClN3O
    [4-(2-chloro-phenoxy)-butyl]-(6-methyl-quinazolin-4-yl)-amine
    —— (4r)-4-(6-chloropyridazin-3-yloxy)-1-azatricyclo[3.3.1.13,7]decane p-toluenesulfonate 1026133-92-5 C7H8O3S*C13H16ClN3O
    (4r)-4-(6-chloropyridazin-3-yloxy)-1-azatricyclo[3.3.1.13,7]decane p-toluenesulfonate
    —— 4-(trimethylsiloxy(phenyl)methyl)benzaldehyde 1441258-75-8 C17H20O2Si
    4-(trimethylsiloxy(phenyl)methyl)benzaldehyde
    —— (4-amino-3-methyphenyl)[3-((R)-(1-amino-2,2,3,3,3-deutero)propyl)-6-chloro-2-fluorophenyl]methanone 1433381-39-5 C17H18ClFN2O
    (4-amino-3-methyphenyl)[3-((R)-(1-amino-2,2,3,3,3-deutero)propyl)-6-chloro-2-fluorophenyl]methanone
    —— 4-amino-6-(4-{trans-4-[2-(2,2-dimethyl-3-oxopiperazin-1-yl)-2-oxoethyl]cyclohexyl}phenyl)-7,8-dihydropyrimido[5,4-f][1,4]oxazepin-5(6H)-one 1236356-87-8 C27H34N6O4
    4-amino-6-(4-{trans-4-[2-(2,2-dimethyl-3-oxopiperazin-1-yl)-2-oxoethyl]cyclohexyl}phenyl)-7,8-dihydropyrimido[5,4-f][1,4]oxazepin-5(6H)-one
    —— 4-(2-Iodo-4-methoxy-phenyl)-2-[1-(2-methoxy-phenyl)-cyclopropyl]-5-methyl-thiazole 488105-60-8 C21H20INO2S
    4-(2-Iodo-4-methoxy-phenyl)-2-[1-(2-methoxy-phenyl)-cyclopropyl]-5-methyl-thiazole
    —— [4-(1,4-dioxa-spiro[4.5]dec-8-yl)-phenyl]-acetonitrile 38330-02-8 C16H19NO2
    [4-(1,4-dioxa-spiro[4.5]dec-8-yl)-phenyl]-acetonitrile
    —— 4-Phenyl-piperazine-1-carboxylic acid 4-iodo-pyrazol-1-yl ester 548767-74-4 C14H15IN4O2
    4-Phenyl-piperazine-1-carboxylic acid 4-iodo-pyrazol-1-yl ester
    —— 4-(2-methoxymethoxybenzyl)-3-(β-D-glucopyranosyloxy)-5-trifluoromethyl-1H-pyrazole 478190-47-5 C19H23F3N2O8
    4-(2-methoxymethoxybenzyl)-3-(β-D-glucopyranosyloxy)-5-trifluoromethyl-1H-pyrazole
    —— 4-Chloro-N-[1-dimethylamino-eth-(E)-ylidene]-benzamide 83253-28-5 C11H13ClN2O
    4-Chloro-N-[1-dimethylamino-eth-(E)-ylidene]-benzamide
    —— (4S,7S)-4-isobutyl-5,7,8-triphenyl-3-tosyl-3-azabicyclo[4.2.0]octa-1(8),5-dien-7-yl benzoate 1383950-04-6 C43H39NO4S
    (4S,7S)-4-isobutyl-5,7,8-triphenyl-3-tosyl-3-azabicyclo[4.2.0]octa-1(8),5-dien-7-yl benzoate
    —— 4-acetoxy-3-ethylidene-5,5-dimethylfuran-(5H)-one 120584-33-0 C10H14O4
    4-acetoxy-3-ethylidene-5,5-dimethylfuran-(5H)-one
    —— 4-(5-Iodothiophen-2-yl)but-3-ynyl 3-methylbutanoate 121851-26-1 C13H15IO2S
    4-(5-Iodothiophen-2-yl)but-3-ynyl 3-methylbutanoate
    —— 4,5-dipropyl-2,3-dihydrothiophene 1-oxide 1236363-07-7 C10H18OS
    4,5-dipropyl-2,3-dihydrothiophene 1-oxide
    —— 4-(4-bromophenylsulfanyl)-3-chloro-5-ethoxyfuran-2(5H)-one 1610693-01-0 C12H10BrClO3S
    4-(4-bromophenylsulfanyl)-3-chloro-5-ethoxyfuran-2(5H)-one
    —— 4-tert-butoxycarbonyl-1-methyl-3-oxo-1,2,3,4-tetrahydroquinolizinium-4-ide 334710-22-4 C15H19NO3
    4-tert-butoxycarbonyl-1-methyl-3-oxo-1,2,3,4-tetrahydroquinolizinium-4-ide
    —— 4-(6-methoxynaphthalen-2-yl)-1-(methylsulfonyl)-3-(4-(trifluoromethyl)phenyl)-1H-imidazol-2(3H)-one 1427205-59-1 C22H17F3N2O4S
    4-(6-methoxynaphthalen-2-yl)-1-(methylsulfonyl)-3-(4-(trifluoromethyl)phenyl)-1H-imidazol-2(3H)-one
    —— (4-diphenylphosphinyl)-benzyl triphenylphosphonium bromide 75784-56-4 Br*C37H31OP2
    (4-diphenylphosphinyl)-benzyl triphenylphosphonium bromide
    —— 4,5-diethoxy-2,2-dimethyl-2H-[1,3,2]diazasilole 13716-37-5 C8H16N2O2Si
    4,5-diethoxy-2,2-dimethyl-2H-[1,3,2]diazasilole
    —— (4R,6R)-4,6-dimethyl-2-[(E)-prop-1-enyl]-1,3-dioxane 107210-57-1 C9H16O2
    (4R,6R)-4,6-dimethyl-2-[(E)-prop-1-enyl]-1,3-dioxane
    —— 4,6-bis-(1,3-diphenyl-imidazolidin-2-yl)-benzene-1,2,3-triol 67149-28-4 C36H34N4O3
    4,6-bis-(1,3-diphenyl-imidazolidin-2-yl)-benzene-1,2,3-triol
    —— 4,4'-(((1E,4E,4'E)-[1,1'-bi(cyclohexylidene)]-2,2',5,5'-tetraenylidene-4,4'-diylidene)bis(azaneylylidene))bis(N-phenylaniline) 1352822-14-0 C36H28N4
    4,4'-(((1E,4E,4'E)-[1,1'-bi(cyclohexylidene)]-2,2',5,5'-tetraenylidene-4,4'-diylidene)bis(azaneylylidene))bis(N-phenylaniline)
    —— 4-bromophenyl 5-nitro-2-furfuryl ketone 75617-48-0 C12H8BrNO4
    4-bromophenyl 5-nitro-2-furfuryl ketone
    —— 4-chloro-6,7-dihydro-2,5-dimethyl-2H-pyridazino<3,4-b><1,4>oxazin-3(5H)-one 66643-39-8 C8H10ClN3O2
    4-chloro-6,7-dihydro-2,5-dimethyl-2H-pyridazino<3,4-b><1,4>oxazin-3(5H)-one
    —— 4-{[4-ethoxy-6-(4-(3-hydroxy-2-oxopyrrolidin-1-yl)-phenyl)-pyrido[3,2-d]pyrimidin-2-ylamino]-methyl}-benzenesulfonamide 1036736-16-9 C26H26N6O5S
    4-{[4-ethoxy-6-(4-(3-hydroxy-2-oxopyrrolidin-1-yl)-phenyl)-pyrido[3,2-d]pyrimidin-2-ylamino]-methyl}-benzenesulfonamide
    —— 4-methylphenyl 5-phenylthio-4-chloroisothiazol-3-yl ketone 1069133-58-9 C17H12ClNOS2
    4-methylphenyl 5-phenylthio-4-chloroisothiazol-3-yl ketone
    —— 4'-[4-(2-cyclopropyl-4-methyl-1,3-dioxolan-4-yl)thien-2-ylthio]acetophenone oxime 161385-16-6 C19H21NO3S2
    4'-[4-(2-cyclopropyl-4-methyl-1,3-dioxolan-4-yl)thien-2-ylthio]acetophenone oxime
    —— 4-Benzo[1,3]dioxol-5-yl-5-(6methyl-pyridin-2-yl)1H-imidazole-2-carboxylic Acid Amide 356559-07-4 C17H14N4O3
    4-Benzo[1,3]dioxol-5-yl-5-(6methyl-pyridin-2-yl)1H-imidazole-2-carboxylic Acid Amide
    —— 4'-Amino-4-hydroxy-3-nitrobiphenyl 64606-08-2 C12H10N2O3
    4'-Amino-4-hydroxy-3-nitrobiphenyl
    —— 4-{3-[3-(2-oxo-4,5-diphenyl-1,3-oxazol-3(2H)-yl)propyl]phenoxy}butanoic acid 1034018-46-6 C28H27NO5
    4-{3-[3-(2-oxo-4,5-diphenyl-1,3-oxazol-3(2H)-yl)propyl]phenoxy}butanoic acid
    —— 4-(2-bromo-5-chlorobenzyl)-1-[2-(3-isopropoxyphenyl)ethyl]piperidine 391956-37-9 C23H29BrClNO
    4-(2-bromo-5-chlorobenzyl)-1-[2-(3-isopropoxyphenyl)ethyl]piperidine
    —— 4-(3-acetoxy-4-methylanilino)-7-benzyloxy-6-methoxyquinoline hydrochloride 205447-43-4 C26H24N2O4*ClH
    4-(3-acetoxy-4-methylanilino)-7-benzyloxy-6-methoxyquinoline hydrochloride
    —— 4-[(2,4-Dimethoxy-benzyl)-hydroxy-amino]-5-methyl-hex-2-ynoic acid tert-butyl ester 227804-44-6 C20H29NO5
    4-[(2,4-Dimethoxy-benzyl)-hydroxy-amino]-5-methyl-hex-2-ynoic acid tert-butyl ester
    —— 4-[(2-{[3-(2-furyl)-4-methylphenyl]amino}-1-methyl-1H-benzimidazol-5-yl)oxy]-N-methylpyridine-2-carboxamide 710354-34-0 C26H23N5O3
    4-[(2-{[3-(2-furyl)-4-methylphenyl]amino}-1-methyl-1H-benzimidazol-5-yl)oxy]-N-methylpyridine-2-carboxamide
    —— (4-cycloheptyl-piperazin-1-yl)-[4-(4-trifluoromethyl-phenylamino)-7-(3-trifluoromethyl-pyridin-2-yl)-pyrido[2,3-d]pyrimidin-2-yl]-methanone 714223-25-3 C32H31F6N7O
    (4-cycloheptyl-piperazin-1-yl)-[4-(4-trifluoromethyl-phenylamino)-7-(3-trifluoromethyl-pyridin-2-yl)-pyrido[2,3-d]pyrimidin-2-yl]-methanone
    —— 4'-Methylamino-biphenyl-4-carbonitrile 67485-69-2 C14H12N2
    4'-Methylamino-biphenyl-4-carbonitrile
    —— 4-carbamoyl-2-[hydroxy-(3,7,11-trimethyl-dodecyl)-phosphinoylmethyl]-butyric acid 693288-83-4 C21H42NO5P
    4-carbamoyl-2-[hydroxy-(3,7,11-trimethyl-dodecyl)-phosphinoylmethyl]-butyric acid
    —— 4-(3-iodo-1H-pyrazol-1-yl)-2-(trifluoromethyl)benzonitrile 1616069-63-6 C11H5F3IN3
    4-(3-iodo-1H-pyrazol-1-yl)-2-(trifluoromethyl)benzonitrile
    —— 4-[2-(2,6-diphenyl-2H-thiopyran-4-yl)ethynyl]-2,6-diphenyl-2H-thiopyran 81426-41-7 C36H26S2
    4-[2-(2,6-diphenyl-2H-thiopyran-4-yl)ethynyl]-2,6-diphenyl-2H-thiopyran
    —— (4-methyl-2-phenyl-1-tosyl-1H-pyrrol-3-yl)(phenyl)methanone 1151902-99-6 C25H21NO3S
    (4-methyl-2-phenyl-1-tosyl-1H-pyrrol-3-yl)(phenyl)methanone
    —— (4S,5S)-N-tert-butoxycarbonyl-2,2-dimethyl-4-isobutyl-5-(1-trimethylsilylethynyl)oxazolidine 254752-43-7 C19H35NO3Si
    (4S,5S)-N-tert-butoxycarbonyl-2,2-dimethyl-4-isobutyl-5-(1-trimethylsilylethynyl)oxazolidine
    —— 4-acetyl-8,16-dibenzyl-7,17-dimethyl-3,8,16,20,27,29,30-heptazahexacyclo[20.3.1.12,5.16,9.110,14.115,18]triaconta-1(25),2(30),4,6,9(29),10(28),11,13,15(27),17,22(26),23-dodecaen-19-one 138286-13-2 C41H35N7O2
    4-acetyl-8,16-dibenzyl-7,17-dimethyl-3,8,16,20,27,29,30-heptazahexacyclo[20.3.1.12,5.16,9.110,14.115,18]triaconta-1(25),2(30),4,6,9(29),10(28),11,13,15(27),17,22(26),23-dodecaen-19-one
    —— {4-[(trimethylsilyl)ethynyl]-3-pyridinyl}carbamic acid 1,1-dimethylethyl ester 1038779-01-9 C15H22N2O2Si
    {4-[(trimethylsilyl)ethynyl]-3-pyridinyl}carbamic acid 1,1-dimethylethyl ester