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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-(1'-cyclohexyl-3H-spiro[benzofuran-2,4'-piperidine]-5-yl)benzonitrile 1258429-92-3 C25H28N2O
    4-(1'-cyclohexyl-3H-spiro[benzofuran-2,4'-piperidine]-5-yl)benzonitrile
    —— 4-Mercapto-5-furfurylthio-3-pyridazinon 21240-04-0 C9H8N2O2S2
    4-Mercapto-5-furfurylthio-3-pyridazinon
    —— 4,4-Dibenzyl-2-bromo-5-imino-4,5-dihydro-1H-pyrrole-3-carboxylic acid ethyl ester 39538-51-7 C21H21BrN2O2
    4,4-Dibenzyl-2-bromo-5-imino-4,5-dihydro-1H-pyrrole-3-carboxylic acid ethyl ester
    —— 4,4-Dimethyl-1-phenyl-1-phenylphosphanyl-pentan-3-one 28255-54-1 C19H23OP
    4,4-Dimethyl-1-phenyl-1-phenylphosphanyl-pentan-3-one
    —— 4.8.9-Tribrom-3-nitro-fluoranthen 27562-31-8 C16H6Br3NO2
    4.8.9-Tribrom-3-nitro-fluoranthen
    —— (4aS,6aS,6bR,8R,10S,12aR)-8-Acetoxy-10-hydroxy-2,2,6a,6b,9,9,12a-heptamethyl-1,3,4,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14b-octadecahydro-2H-picene-4a-carboxylic acid 56119-15-4 C32H50O5
    (4aS,6aS,6bR,8R,10S,12aR)-8-Acetoxy-10-hydroxy-2,2,6a,6b,9,9,12a-heptamethyl-1,3,4,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14b-octadecahydro-2H-picene-4a-carboxylic acid
    —— 4-(1,3-dioxo-1,3,3a,4,7,7a-hexahydro-isobenzofuran-4-yl)-pentanoic acid 50728-21-7 C13H16O5
    4-(1,3-dioxo-1,3,3a,4,7,7a-hexahydro-isobenzofuran-4-yl)-pentanoic acid
    —— (4-<i>o</i>-tolyl-4<i>H</i>-[1,2,4]triazol-3-ylsulfanyl)-acetic acid (2-nitro-benzylidene)-hydrazide 24239-54-1 C18H16N6O3S
    (4-<i>o</i>-tolyl-4<i>H</i>-[1,2,4]triazol-3-ylsulfanyl)-acetic acid (2-nitro-benzylidene)-hydrazide
    —— 4-(4-Chloro-phenyl)-6-methyl-2-phenyl-3,4-dihydro-quinazoline 136801-35-9 C21H17ClN2
    4-(4-Chloro-phenyl)-6-methyl-2-phenyl-3,4-dihydro-quinazoline
    —— 4-trifluoromethyl-7-hydroxy-2-cyanocarbethoxymethylene-2H-1-benzopyran 123452-76-6 C15H10F3NO4
    4-trifluoromethyl-7-hydroxy-2-cyanocarbethoxymethylene-2H-1-benzopyran
    —— (4aR)-3-{[4-(4-chlorophenyl)-3-pyridyl]methyl}-2,3,4,4a,5,6-hexahydro-1H-pyrazino[1,2-a]quinoline-8-carboxylic acid 1053265-78-3 C25H24ClN3O2
    (4aR)-3-{[4-(4-chlorophenyl)-3-pyridyl]methyl}-2,3,4,4a,5,6-hexahydro-1H-pyrazino[1,2-a]quinoline-8-carboxylic acid
    —— ((4R,5R,6S)-5-Fluoro-5-methyl-2-oxo-6-phenyl-[1,3]oxazinan-4-yl)-acetic acid ethyl ester 109034-87-9 C15H18FNO4
    ((4R,5R,6S)-5-Fluoro-5-methyl-2-oxo-6-phenyl-[1,3]oxazinan-4-yl)-acetic acid ethyl ester
    —— 4-(4,7-dimethyl-9-oxo-4,9-dihydro-1(3)<i>H</i>-imidazo[1,2-<i>a</i>]purin-6-yl)-2-methoxycarbonylamino-but-3-enoic acid methyl ester 35693-57-3 C16H18N6O5
    4-(4,7-dimethyl-9-oxo-4,9-dihydro-1(3)<i>H</i>-imidazo[1,2-<i>a</i>]purin-6-yl)-2-methoxycarbonylamino-but-3-enoic acid methyl ester
    —— 4-isonicotinoylamino-benzoic acid benzylidenehydrazide 26331-72-6 C20H16N4O2
    4-isonicotinoylamino-benzoic acid benzylidenehydrazide
    —— 4-Amino-6-piperidino-2-(p-toluolsulfonyl)methyl-1,3,5-triazin 22362-24-9 C16H21N5O2S
    4-Amino-6-piperidino-2-(p-toluolsulfonyl)methyl-1,3,5-triazin
    —— 4-Chlor-1-(p-brom-phenyl)-2-methyl-buten-(2) 22272-58-8 C11H12BrCl
    4-Chlor-1-(p-brom-phenyl)-2-methyl-buten-(2)
    —— 4-methyl-N-(2-methylbenzyl)benzenesulfinamide 1058724-14-3 C15H17NOS
    4-methyl-N-(2-methylbenzyl)benzenesulfinamide
    —— 4-(benzyloxy)-5-[1-(3,5-di-O-benzyl-2-deoxy-β-D-ribofuranosyl)-1H-imidazol-4-yl]pyrimidine 1418269-01-8 C33H32N4O4
    4-(benzyloxy)-5-[1-(3,5-di-O-benzyl-2-deoxy-β-D-ribofuranosyl)-1H-imidazol-4-yl]pyrimidine
    —— 4-chloro-5-iodo-7-(4-methylenecyclohexyl)-7H-pyrrolo[2.3-d]pyrimidine 1272667-44-3 C13H13ClIN3
    4-chloro-5-iodo-7-(4-methylenecyclohexyl)-7H-pyrrolo[2.3-d]pyrimidine
    —— 4-(4-Chloro-phenoxy)-quinoline-2-carboxylic acid hydrazide 26625-60-5 C16H12ClN3O2
    4-(4-Chloro-phenoxy)-quinoline-2-carboxylic acid hydrazide
    —— 4-{4-[(2-bromo-allyl)-methyl-amino]-benzylidene}-5-methyl-2-phenyl-2,4-dihydro-pyrazol-3-one 21812-89-5 C21H20BrN3O
    4-{4-[(2-bromo-allyl)-methyl-amino]-benzylidene}-5-methyl-2-phenyl-2,4-dihydro-pyrazol-3-one
    —— 4-((1-(benzyloxymethyl)-1H-tetrazol-5-yl)(5-ethoxy-2-fluoro-3-isopropoxyphenyl)methylamino)benzonitrile 891842-19-6 C28H29FN6O3
    4-((1-(benzyloxymethyl)-1H-tetrazol-5-yl)(5-ethoxy-2-fluoro-3-isopropoxyphenyl)methylamino)benzonitrile
    —— 4-Hydroxy-3-(1-phenyliminoethyl)-1-thiocumarin 34899-46-2 C17H13NO2S
    4-Hydroxy-3-(1-phenyliminoethyl)-1-thiocumarin
    —— 4,4'-(4-allyl-4-benzyl-3,5-dioxo-pyrazolidine-1,2-diyl)-bis-benzoic acid diethyl ester 38022-21-8 C31H30N2O6
    4,4'-(4-allyl-4-benzyl-3,5-dioxo-pyrazolidine-1,2-diyl)-bis-benzoic acid diethyl ester
    —— 4,4-Diphenyl-4-cyan-2-brombuttersaeure-(β-cyanaethyl)-amid 31615-37-9 C20H18BrN3O
    4,4-Diphenyl-4-cyan-2-brombuttersaeure-(β-cyanaethyl)-amid
    —— 4-methoxy-7-phenyl-2-(4-styryl-phenyl)-2,7-dihydro-benzo[1,2-<i>d</i>;3,4-<i>d</i>']bis[1,2,3]triazole 41616-19-7 C27H20N6O
    4-methoxy-7-phenyl-2-(4-styryl-phenyl)-2,7-dihydro-benzo[1,2-<i>d</i>;3,4-<i>d</i>']bis[1,2,3]triazole
    —— 4-Amidinophenylessigsaeureanilidhydrochloride 79149-05-6 C15H15N3O*ClH
    4-Amidinophenylessigsaeureanilidhydrochloride
    —— 4H,10H<1>benzothiepino<4,3-d>isoxazol-4-one-1,1-dioxide 99698-29-0 C12H9NO4S
    4H,10H<1>benzothiepino<4,3-d>isoxazol-4-one-1,1-dioxide
    —— 4-Amino-2-hydroxy-6-propyl-5-(4-amino-phenyl)-pyrimidin 96716-33-5 C13H16N4O
    4-Amino-2-hydroxy-6-propyl-5-(4-amino-phenyl)-pyrimidin
    —— 4-Chloro-2-methyl-3-(1-phenylpropyl)-6,7-dihydroindazole-5-carbaldehyde 1356598-11-2 C18H19ClN2O
    4-Chloro-2-methyl-3-(1-phenylpropyl)-6,7-dihydroindazole-5-carbaldehyde
    —— (4-Benzyloxy-phenyl)-(1,3-dimethyl-butyl)-amine 94432-36-7 C19H25NO
    (4-Benzyloxy-phenyl)-(1,3-dimethyl-butyl)-amine
    —— 4-nitrophenyl O-(2-acetamido-2-deoxy-4,6-O-isopropylidene-β-D-glucopyranosyl)-(1->6)-2,3-O-isopropylidene-α-D-mannopyranoside 142329-84-8 C26H36N2O13
    4-nitrophenyl O-(2-acetamido-2-deoxy-4,6-O-isopropylidene-β-D-glucopyranosyl)-(1->6)-2,3-O-isopropylidene-α-D-mannopyranoside
    —— 4,4'-dimethoxy-α,α'-bis-phenylazo-bibenzyl 10591-68-1 C28H26N4O2
    4,4'-dimethoxy-α,α'-bis-phenylazo-bibenzyl
    —— 4-Nitro-thiophene-2-carboxylic acid [1-(2-hydroxy-ethyl)-1H-benzoimidazol-2-yl]-amide 117283-73-5 C14H12N4O4S
    4-Nitro-thiophene-2-carboxylic acid [1-(2-hydroxy-ethyl)-1H-benzoimidazol-2-yl]-amide
    —— 4-(benzo[d]thiazol-2-yl)-1-(4-nitrophenyl)-1H-1,2,3-triazol-5-amine 1083405-00-8 C15H10N6O2S
    4-(benzo[d]thiazol-2-yl)-1-(4-nitrophenyl)-1H-1,2,3-triazol-5-amine
    —— 4-[4-[10-(2,4-Dimethoxyphenyl)-5,5-bis(4-methoxyphenyl)-1',1',5',5'-tetramethylspiro[6-oxapentacyclo[12.7.0.02,7.08,13.015,20]henicosa-1(14),2(7),3,8,10,12,15,17,19-nonaene-21,3'-cyclohexane]-11-yl]oxyphenyl]morpholine 1278523-79-7 C61H61NO7
    4-[4-[10-(2,4-Dimethoxyphenyl)-5,5-bis(4-methoxyphenyl)-1',1',5',5'-tetramethylspiro[6-oxapentacyclo[12.7.0.02,7.08,13.015,20]henicosa-1(14),2(7),3,8,10,12,15,17,19-nonaene-21,3'-cyclohexane]-11-yl]oxyphenyl]morpholine
    —— 4-amino-7-((S)-2,3-dihydroxypropyl)pyrrolo(3,2-d)pyrimidine 132575-17-8 C9H12N4O2
    4-amino-7-((S)-2,3-dihydroxypropyl)pyrrolo(3,2-d)pyrimidine
    —— 4-(benzylamino)-6-[(4-{[1-(tert-butoxycarbonyl)pyridin-3-ylcarbonyl]amino}phenyl)amino]pyridine-3-carboxyamide 1227865-57-7 C30H36N6O4
    4-(benzylamino)-6-[(4-{[1-(tert-butoxycarbonyl)pyridin-3-ylcarbonyl]amino}phenyl)amino]pyridine-3-carboxyamide
    —— 4-(4-chlorophenyl)-4,5-dihydro-1H-pyrazole-3-carbohydrazide 1639124-75-6 C10H11ClN4O
    4-(4-chlorophenyl)-4,5-dihydro-1H-pyrazole-3-carbohydrazide
    —— 4-[(3-butenoxy)diphenylsilyloxy]-5-methyl-5-hexen-2-one 676164-75-3 C23H28O3Si
    4-[(3-butenoxy)diphenylsilyloxy]-5-methyl-5-hexen-2-one
    —— 4-(4-methylhomopiperazin-1-ylmethyl)-N-[3-(4-(pyridin-3-yl)pyrimidin-2-yl)aminophenyl]benzamide 796738-32-4 C29H31N7O
    4-(4-methylhomopiperazin-1-ylmethyl)-N-[3-(4-(pyridin-3-yl)pyrimidin-2-yl)aminophenyl]benzamide
    —— [4-(tert-butyl-dimethyl-silanyloxy)-indol-1-yl]-acetic acid ethyl ester 876048-97-4 C18H27NO3Si
    [4-(tert-butyl-dimethyl-silanyloxy)-indol-1-yl]-acetic acid ethyl ester
    —— 4",6"-di-O-acetyl-1-N-[(S)-5-amino-2-benzyloxy-N-benzyloxycarbonylpentanoyl]-2,2"-di-O-benzyl-3,2',6',3"-tetra-N-benzyloxycarbonyl-2-hydroxydibekacin 959919-00-7 C88H98N6O23
    4",6"-di-O-acetyl-1-N-[(S)-5-amino-2-benzyloxy-N-benzyloxycarbonylpentanoyl]-2,2"-di-O-benzyl-3,2',6',3"-tetra-N-benzyloxycarbonyl-2-hydroxydibekacin
    —— 4-tert-butyl-2-(diphenylphosphino)-1-methyl-imidazole 1048681-38-4 C20H23N2P
    4-tert-butyl-2-(diphenylphosphino)-1-methyl-imidazole
    —— 4-Methoxy-11,13-dimethyl-11,13-diaza-tricyclo[7.3.1.0<sup>2,7</sup>]trideca-2(7),4-diene-3,6-dione; compound with nitric acid 89410-85-5 C14H18N2O3*2HNO3
    4-Methoxy-11,13-dimethyl-11,13-diaza-tricyclo[7.3.1.0<sup>2,7</sup>]trideca-2(7),4-diene-3,6-dione; compound with nitric acid
    —— (4'-{(2R,3S)-3-[(3S)-3-(4-fluorophenyl)-3-hydroxypropyl]-4-oxo-1-phenylazetidin-2-yl}-3'-hydroxy-biphenyl-4-yl)phosphonic acid 1027095-95-9 C30H27FNO6P
    (4'-{(2R,3S)-3-[(3S)-3-(4-fluorophenyl)-3-hydroxypropyl]-4-oxo-1-phenylazetidin-2-yl}-3'-hydroxy-biphenyl-4-yl)phosphonic acid
    —— 4-(4-Fluorophenylthio)-2-methyl-6-(5-piperidinopentyloxy)pyrimidine hydrochloride 178429-97-5 C21H28FN3OS*ClH
    4-(4-Fluorophenylthio)-2-methyl-6-(5-piperidinopentyloxy)pyrimidine hydrochloride
    —— [4-(4-{[1-(2-Chloro-phenyl)-meth-(Z)-ylidene]-amino}-phenyl)-thiazol-2-yl]-p-tolyl-amine 86440-02-0 C23H18ClN3S
    [4-(4-{[1-(2-Chloro-phenyl)-meth-(Z)-ylidene]-amino}-phenyl)-thiazol-2-yl]-p-tolyl-amine
    —— 4-Chloro-1,3,5,7-tetraphenyl-2,6-dithia-1,3,5,7-tetraaza-4λ<sup>5</sup>-phospha-spiro[3.3]heptane 2,2,6,6-tetraoxide 21465-20-3 C24H20ClN4O4PS2
    4-Chloro-1,3,5,7-tetraphenyl-2,6-dithia-1,3,5,7-tetraaza-4λ<sup>5</sup>-phospha-spiro[3.3]heptane 2,2,6,6-tetraoxide
    —— (4bS,11bR)-6,11b-Dihydro-4bH-8,10,12-trioxa-cyclopenta[b]chrysene-5,13-dione 35134-37-3 C18H12O5
    (4bS,11bR)-6,11b-Dihydro-4bH-8,10,12-trioxa-cyclopenta[b]chrysene-5,13-dione