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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-methyl-3-methylsulfanyl-pent-2-enal 337959-81-6 C7H12OS
    4-methyl-3-methylsulfanyl-pent-2-enal
    —— 4-(methanesulfonamido)-N-(triethoxy-λ5-phosphanylidene)benzenesulfonamide 93345-23-4 C13H23N2O7PS2
    4-(methanesulfonamido)-N-(triethoxy-λ5-phosphanylidene)benzenesulfonamide
    —— 4,5-Bis(4-methoxyphenyl)-6-phenyl-1,2,3-triazin-3-oxid 99939-27-2 C23H19N3O3
    4,5-Bis(4-methoxyphenyl)-6-phenyl-1,2,3-triazin-3-oxid
    —— 4-({2-[(benzylcarbamoyl)methyl]-6,7-dimethoxy-1,2,3,4-tetrahydroisoquinolin-1-yl}methyl)-2-methoxyphenyl 1-{[5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-1H-pyrazol-3-yl]formamido}-12-methyl-3,6,9-trioxa-12-azanonadecan-19-oate 1584647-08-4 C61H73Cl3N6O10
    4-({2-[(benzylcarbamoyl)methyl]-6,7-dimethoxy-1,2,3,4-tetrahydroisoquinolin-1-yl}methyl)-2-methoxyphenyl 1-{[5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-1H-pyrazol-3-yl]formamido}-12-methyl-3,6,9-trioxa-12-azanonadecan-19-oate
    —— (4R)-[5-(13)C]-2-oxothiazolidine-4-carboxylic acid 1335568-55-2 C4H5NO3S
    (4R)-[5-(13)C]-2-oxothiazolidine-4-carboxylic acid
    —— 4-acetoxypinacolone oxime 96695-28-2 C8H15NO3
    4-acetoxypinacolone oxime
    —— 4-chloro-3-oxazolo[5,4,b]pyridin-2-yl-phenylamine 423755-10-6 C12H8ClN3O
    4-chloro-3-oxazolo[5,4,b]pyridin-2-yl-phenylamine
    —— (4R,5S)-4-Trimethylsilanyl-octane-4,5-diol 96454-29-4 C11H26O2Si
    (4R,5S)-4-Trimethylsilanyl-octane-4,5-diol
    —— 4-{4-[3-(N,N-dimethylamino)-2-hydroxypropoxy]anilino}-6-(N-cinnamyl-4-bromoanilino)pyrimidine 260054-18-0 C30H32BrN5O2
    4-{4-[3-(N,N-dimethylamino)-2-hydroxypropoxy]anilino}-6-(N-cinnamyl-4-bromoanilino)pyrimidine
    —— 4-(4-chlorophenyl)-5-(4-cyclohexylthiazol-2-yl)-6-ethyl-3,4-dihydropyrimidin-2(1H)-one 1224736-74-6 C21H24ClN3OS
    4-(4-chlorophenyl)-5-(4-cyclohexylthiazol-2-yl)-6-ethyl-3,4-dihydropyrimidin-2(1H)-one
    —— (4R,5S,6S)-4-(2-Benzyloxy-ethyl)-6-((E)-(R)-1-ethyl-3-methoxymethoxy-allyl)-2,2,5-trimethyl-[1,3]dioxane 135799-69-8 C23H36O5
    (4R,5S,6S)-4-(2-Benzyloxy-ethyl)-6-((E)-(R)-1-ethyl-3-methoxymethoxy-allyl)-2,2,5-trimethyl-[1,3]dioxane
    —— 4-(2-methyl-2-phenylhydrazono)butanenitrile 91331-67-8 C11H13N3
    4-(2-methyl-2-phenylhydrazono)butanenitrile
    —— 4-(1-(2-chloro-4-methoxyphenyl)vinyl)benzonitrile 1262210-22-9 C16H12ClNO
    4-(1-(2-chloro-4-methoxyphenyl)vinyl)benzonitrile
    —— 4-Chlormethyl-4-hydroxy-1-azacyclohexan 133231-26-2 C6H12ClNO
    4-Chlormethyl-4-hydroxy-1-azacyclohexan
    —— 4-(2,4,6-trichloro-3,5-dimorpholin-4-ylphenyl)morpholine 137041-89-5 C18H24Cl3N3O3
    4-(2,4,6-trichloro-3,5-dimorpholin-4-ylphenyl)morpholine
    —— 4-[2-(4,4'-dimethoxytrityl)-oxy-ethoxy]-2,6-bis-hydroxymethyl-pyridine 923578-86-3 C30H31NO6
    4-[2-(4,4'-dimethoxytrityl)-oxy-ethoxy]-2,6-bis-hydroxymethyl-pyridine
    —— 4-<Guaiazulen-3-ylazo>-benzolsulfonsaeure-<5-methyl-<1,3,4>thiadiazol-2-ylamid 66406-11-9 C24H25N5O2S2
    4-<Guaiazulen-3-ylazo>-benzolsulfonsaeure-<5-methyl-<1,3,4>thiadiazol-2-ylamid
    —— 4-benzo[<i>b</i>]selenophen-7-ylamino-pent-3-en-2-one 69764-23-4 C13H13NOSe
    4-benzo[<i>b</i>]selenophen-7-ylamino-pent-3-en-2-one
    —— 4-methoxy-2-methylphenyl 4-O-acetyl-3-deoxy-2-methoxy-3-phthalimido-α-D-xylo-hex-5-enopyranoside 108512-38-5 C25H25NO8
    4-methoxy-2-methylphenyl 4-O-acetyl-3-deoxy-2-methoxy-3-phthalimido-α-D-xylo-hex-5-enopyranoside
    —— 4-[3-(4-methylphenyl)sulfonyloxypropoxy]butanoic acid 141401-15-2 C14H20O6S
    4-[3-(4-methylphenyl)sulfonyloxypropoxy]butanoic acid
    —— (4-benzenesulfonyl-phenyl)-(4-chloro-6-piperidin-1-yl-[1,3,5]triazin-2-yl)-amine 57353-10-3 C20H20ClN5O2S
    (4-benzenesulfonyl-phenyl)-(4-chloro-6-piperidin-1-yl-[1,3,5]triazin-2-yl)-amine
    —— 4-(p-Chlorphenylthio)-3-phenyl-3-cyclobuten-1,2-dion 64469-78-9 C16H9ClO2S
    4-(p-Chlorphenylthio)-3-phenyl-3-cyclobuten-1,2-dion
    —— 4-bromo-N'-(4-nitrophenyl)benzenesulfonohydrazide 64268-90-2 C12H10BrN3O4S
    4-bromo-N'-(4-nitrophenyl)benzenesulfonohydrazide
    —— 4-(4-chloro-phenyl)-4-oxo-3-(piperidine-1-carbonylsulfanyl)-butyric acid ethyl ester 61874-67-7 C18H22ClNO4S
    4-(4-chloro-phenyl)-4-oxo-3-(piperidine-1-carbonylsulfanyl)-butyric acid ethyl ester
    —— 4,4'-bis-(3-chloro-phenyl)-1,1'-hexanedioyl-bis-thiosemicarbazide 64546-12-9 C20H22Cl2N6O2S2
    4,4'-bis-(3-chloro-phenyl)-1,1'-hexanedioyl-bis-thiosemicarbazide
    —— 4,5,6,7,8,9-hexafluoronaphtho<1.2-c>-thiophene 137676-36-9 C12H2F6S
    4,5,6,7,8,9-hexafluoronaphtho<1.2-c>-thiophene
    —— 4-[1-(2-aminopyrimidin-4-yl)-3-{[cis-2,6-dimethylmorpholin-4-yl]carbonyl}-1H-indazol-6-yl]-2-(pyrimidin-2-yl)but-3-yn-2-ol 1394120-23-0 C26H26N8O3
    4-[1-(2-aminopyrimidin-4-yl)-3-{[cis-2,6-dimethylmorpholin-4-yl]carbonyl}-1H-indazol-6-yl]-2-(pyrimidin-2-yl)but-3-yn-2-ol
    —— 4-((2R,3R,4R,5S)-3,4,5-Tris-benzyloxy-2-benzyloxymethyl-piperidin-1-yl)-butyric acid 359691-45-5 C38H43NO6
    4-((2R,3R,4R,5S)-3,4,5-Tris-benzyloxy-2-benzyloxymethyl-piperidin-1-yl)-butyric acid
    —— (4R,5S)-4-((benzyloxy)methyl)-5-((E)-3-((4-methoxybenzyl)oxy)prop-1-en-1-yl)cyclopent-1-ene-1-carbaldehyde 1259066-95-9 C25H28O4
    (4R,5S)-4-((benzyloxy)methyl)-5-((E)-3-((4-methoxybenzyl)oxy)prop-1-en-1-yl)cyclopent-1-ene-1-carbaldehyde
    —— 4-Dibutylamino-1,2-dihydro-1,2-dioxo-naphthalin 135405-17-3 C18H23NO2
    4-Dibutylamino-1,2-dihydro-1,2-dioxo-naphthalin
    —— 4-(4-chlorophenyl)-3-(cyclopropylmethyl)-N-(2-methoxyethyl)-5-phenyl-4H-imidazole-5-carboxamide 1073315-82-8 C23H26ClN3O2
    4-(4-chlorophenyl)-3-(cyclopropylmethyl)-N-(2-methoxyethyl)-5-phenyl-4H-imidazole-5-carboxamide
    —— (4S,4aR,10bR)-4-(2-chlorophenyl)-2,4,4a,5,6,10b-hexahydro-1H-benzo[f]isochromene 1616784-89-4 C19H19ClO
    (4S,4aR,10bR)-4-(2-chlorophenyl)-2,4,4a,5,6,10b-hexahydro-1H-benzo[f]isochromene
    —— 4-[5-(cyclopropylmethyl-amino)-isothiazol-3-yl]-benzylamine 928649-71-2 C14H17N3S
    4-[5-(cyclopropylmethyl-amino)-isothiazol-3-yl]-benzylamine
    —— 4-(ethylamino)-3-pyridinol hydrochloride 142222-84-2 C7H10N2O*ClH
    4-(ethylamino)-3-pyridinol hydrochloride
    —— 4-{[2-(dimethylamino)-4-methylpyrimidin-5-yl]oxy}-2,5-difluoro-N-(methylsulfonyl)benzamide 1355065-91-6 C15H16F2N4O4S
    4-{[2-(dimethylamino)-4-methylpyrimidin-5-yl]oxy}-2,5-difluoro-N-(methylsulfonyl)benzamide
    —— 4-[5-(5-methyl-1H-benzoimidazol-2-yl)furan-2-yl]-benzoic acid 537037-26-6 C19H14N2O3
    4-[5-(5-methyl-1H-benzoimidazol-2-yl)furan-2-yl]-benzoic acid
    —— 4-(2,4-dichloro-5-methoxyanilino)-7-[2-(4-methylpiperazin-1-yl)ethoxy]-5-tetrahydropyran-4-yloxyquinazoline 379230-86-1 C27H33Cl2N5O4
    4-(2,4-dichloro-5-methoxyanilino)-7-[2-(4-methylpiperazin-1-yl)ethoxy]-5-tetrahydropyran-4-yloxyquinazoline
    —— [(4R)-hept-1-en-6-yn-4-yl]oxy-tri(propan-2-yl)silane 1374117-05-1 C16H30OSi
    [(4R)-hept-1-en-6-yn-4-yl]oxy-tri(propan-2-yl)silane
    —— (4-Methylpiperazin-1-yl)-[5-[(4-pyridin-2-ylpyrimidin-2-yl)amino]-1-benzofuran-2-yl]methanone 1391599-30-6 C23H22N6O2
    (4-Methylpiperazin-1-yl)-[5-[(4-pyridin-2-ylpyrimidin-2-yl)amino]-1-benzofuran-2-yl]methanone
    —— 4-bromo-3-(2-chloro-6-fluorophenyl)-5-(1-(3-chlorophenyl)-5-(trifluoromethyl)-1H-pyrazol-4-yl)isoxazole 1391945-08-6 C19H8BrCl2F4N3O
    4-bromo-3-(2-chloro-6-fluorophenyl)-5-(1-(3-chlorophenyl)-5-(trifluoromethyl)-1H-pyrazol-4-yl)isoxazole
    —— 4-(tert-Butoxycarbonyl)-1-(6-chloropyrimidin-4-yl)piperazine-2-carboxylic acid 1289385-03-0 C14H19ClN4O4
    4-(tert-Butoxycarbonyl)-1-(6-chloropyrimidin-4-yl)piperazine-2-carboxylic acid
    —— 4-((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-3a(methoxycarbonylamino)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)benzoic acid 1392311-14-6 C38H53NO4
    4-((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-3a(methoxycarbonylamino)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)benzoic acid
    —— 4-cyclopropyl-6-methyl-pyridazin-3-ylamine 912331-88-5 C8H11N3
    4-cyclopropyl-6-methyl-pyridazin-3-ylamine
    —— 4-amino-3,5-dimethyltropone 1033192-92-5 C9H11NO
    4-amino-3,5-dimethyltropone
    —— 4-bromo-2-(1-phenyl-1H-benzo[d]imidazol-2-yl)phenol 1412893-68-5 C19H13BrN2O
    4-bromo-2-(1-phenyl-1H-benzo[d]imidazol-2-yl)phenol
    —— 4-Methyl-[1,2,3]triazole-1-carbonitrile 15328-23-1 C4H4N4
    4-Methyl-[1,2,3]triazole-1-carbonitrile
    —— 4-[[4-[4-[(E)-2-cyanovinyl]-2,6-dimethyl-anilino]-6-[(3-morpholinopropylamino)methyl]pyrimidin-2-yl]amino]benzonitrile 1037445-32-1 C30H34N8O
    4-[[4-[4-[(E)-2-cyanovinyl]-2,6-dimethyl-anilino]-6-[(3-morpholinopropylamino)methyl]pyrimidin-2-yl]amino]benzonitrile
    —— 4-(1H-indol-5-yloxy)-6-(6-methoxy-2-naphthyl)-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 1204594-03-5 C25H19N5O2
    4-(1H-indol-5-yloxy)-6-(6-methoxy-2-naphthyl)-1-methyl-1H-pyrazolo[3,4-d]pyrimidine
    —— 4-phenyl-3-azabicyclo[3.2.1]octane 100608-29-5 C13H17N
    4-phenyl-3-azabicyclo[3.2.1]octane
    —— [4-(2'-chloro-biphenyl-3-sulfonylamino)-4,5,6,7-tetrahydro-indazol-1-yl]-acetic acid 1204536-45-7 C21H20ClN3O4S
    [4-(2'-chloro-biphenyl-3-sulfonylamino)-4,5,6,7-tetrahydro-indazol-1-yl]-acetic acid