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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,4'-bis(benz-2-(3-indolylmethylidene)hydrazide) 1202227-36-8 C32H24N6O2
    4,4'-bis(benz-2-(3-indolylmethylidene)hydrazide)
    —— 4-[4-benzylamino-6-methylthieno[2,3-d]pyrimidin-2-yl]butyric acid, ethanolamine salt 226411-46-7 C2H7NO*C18H19N3O2S
    4-[4-benzylamino-6-methylthieno[2,3-d]pyrimidin-2-yl]butyric acid, ethanolamine salt
    —— 4,5-dimethoxy-9H-thioxanthen-9-thione 1115638-69-1 C15H12O2S2
    4,5-dimethoxy-9H-thioxanthen-9-thione
    —— 4-(4-Ethylallophanoyl)-2-nitropyridine 60780-76-9 C9H10N4O4
    4-(4-Ethylallophanoyl)-2-nitropyridine
    —— 4-[2-(4-iodo-benzenesulfonylamino)-4-trifluoromethyl-phenyl]-piperazine-1-carboxylic acid tert-butyl ester 474329-73-2 C22H25F3IN3O4S
    4-[2-(4-iodo-benzenesulfonylamino)-4-trifluoromethyl-phenyl]-piperazine-1-carboxylic acid tert-butyl ester
    —— 4-hydroxy-1-[3-(L-valyloxy)propylamino]anthracene-9,10-dione tri-fluoroacetate 252682-37-4 C2HF3O2*C22H24N2O5
    4-hydroxy-1-[3-(L-valyloxy)propylamino]anthracene-9,10-dione tri-fluoroacetate
    —— 4-(4-methoxy-phenyl)-5,6,7,8-tetrahydro-1(3)H-benzo[1,2,6]thiadiazine 2,2-dioxide 3580-40-3 C14H16N2O3S
    4-(4-methoxy-phenyl)-5,6,7,8-tetrahydro-1(3)H-benzo[1,2,6]thiadiazine 2,2-dioxide
    —— 4-Oxa-benzo[cd]azulene-3,5-dione 98361-85-4 C12H6O3
    4-Oxa-benzo[cd]azulene-3,5-dione
    —— 4-amino-5-hydroxy-1-isobutyl-2-[5-(2-phosphono)furanyl]benzimidazole 213197-94-5 C15H18N3O5P
    4-amino-5-hydroxy-1-isobutyl-2-[5-(2-phosphono)furanyl]benzimidazole
    —— 4-(4-isopropyl-1-(2-(pyrrolidin-1-yl)ethyl)-1H-imidazol-2-yl)piperidine 1295520-92-1 C17H30N4
    4-(4-isopropyl-1-(2-(pyrrolidin-1-yl)ethyl)-1H-imidazol-2-yl)piperidine
    —— 4-[7-(5-amino-1,3,4-thiadiazol-2-yl)-9-methyl-2,3-dihydro-1,4-benzoxazepin-4(5H)-yl]-5-methylpyrimidin-2-amine 1379580-42-3 C17H19N7OS
    4-[7-(5-amino-1,3,4-thiadiazol-2-yl)-9-methyl-2,3-dihydro-1,4-benzoxazepin-4(5H)-yl]-5-methylpyrimidin-2-amine
    —— 4-((3R,4R)-1-(1-cyanocyclopropanecarbonyl)-3-ethylpiperidin-4-ylamino)-6-(pyridin-4-yl)pyrrolo[1,2-b]pyridazine-3-carboxamide 1400578-40-6 C25H27N7O2
    4-((3R,4R)-1-(1-cyanocyclopropanecarbonyl)-3-ethylpiperidin-4-ylamino)-6-(pyridin-4-yl)pyrrolo[1,2-b]pyridazine-3-carboxamide
    —— 4-(4-isopropyl-piperazin-1-yl)-butylamine 4487-00-7 C11H25N3
    4-(4-isopropyl-piperazin-1-yl)-butylamine
    —— (4aR,6R,7R,7aS)-6-(6-Amino-purin-9-yl)-2-octylamino-2-oxo-tetrahydro-2λ<sup>5</sup>-furo[3,2-d][1,3,2]dioxaphosphinin-7-ol 140686-43-7 C18H29N6O5P
    (4aR,6R,7R,7aS)-6-(6-Amino-purin-9-yl)-2-octylamino-2-oxo-tetrahydro-2λ<sup>5</sup>-furo[3,2-d][1,3,2]dioxaphosphinin-7-ol
    —— 4-bromo-3-methoxyquinoline 36020-55-0 C10H8BrNO
    4-bromo-3-methoxyquinoline
    —— 4-ethyl-3-[(2-methylphenoxy)methyl]aniline 69885-80-9 C16H19NO
    4-ethyl-3-[(2-methylphenoxy)methyl]aniline
    —— 4,6-dichloro-2-phenyl-2-(trifluoromethyl)-1-(2,4,6-trimethylphenyl)-1,3,5-triazine 88235-66-9 C19H16Cl2F3N3
    4,6-dichloro-2-phenyl-2-(trifluoromethyl)-1-(2,4,6-trimethylphenyl)-1,3,5-triazine
    —— 4-{[(4R,5R)-8-Bromo-2,2-dimethyl-7-oxo-4-(4-phenyl-butyl)-1,3-dioxa-spiro[4.4]non-8-en-6-yl]-hydroxy-methyl}-benzoic acid methyl ester 753498-04-3 C28H31BrO6
    4-{[(4R,5R)-8-Bromo-2,2-dimethyl-7-oxo-4-(4-phenyl-butyl)-1,3-dioxa-spiro[4.4]non-8-en-6-yl]-hydroxy-methyl}-benzoic acid methyl ester
    —— 4-chloro-5,7-difluoro-3-methyl-2-(pyridin-3-yl)quinoline 1259441-93-4 C15H9ClF2N2
    4-chloro-5,7-difluoro-3-methyl-2-(pyridin-3-yl)quinoline
    —— 4-nitrobenzyl (5R,6R)-3-((diphenoxyphosphoryl)oxy)-6-(1-((((4-nitrobenzyl)oxy)carbonyl)oxy)ethyl)-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate 78072-36-3 C36H30N3O14P
    4-nitrobenzyl (5R,6R)-3-((diphenoxyphosphoryl)oxy)-6-(1-((((4-nitrobenzyl)oxy)carbonyl)oxy)ethyl)-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
    —— 4-(5'-<(5S)-3-methyl-5-oxomethyl-4,5-dihydroisoxazolyl>)(7R)-10,10-dimethyl-5-thia-4-azatricyclo<5.2.1.03,7>decane 5,5-dioxide 133774-88-6 C15H22N2O4S
    4-(5'-<(5S)-3-methyl-5-oxomethyl-4,5-dihydroisoxazolyl>)(7R)-10,10-dimethyl-5-thia-4-azatricyclo<5.2.1.03,7>decane 5,5-dioxide
    —— 4-(N-tosylaziridin-2-yl)pyridine 1365842-19-8 C14H14N2O2S
    4-(N-tosylaziridin-2-yl)pyridine
    —— (4-hydroxy-3-methyl-phenyl)-carbamic acid benzeyl ester 630126-12-4 C15H15NO3
    (4-hydroxy-3-methyl-phenyl)-carbamic acid benzeyl ester
    —— 4-((3-chloro-4-(4-chlorophenyl)but-1-en-1-yl)sulfonyl)benzenesulfonamide 1309955-77-8 C16H15Cl2NO4S2
    4-((3-chloro-4-(4-chlorophenyl)but-1-en-1-yl)sulfonyl)benzenesulfonamide
    —— 4-Isopentylmercapto-7-mercapto-1H-imidazo<4,5-d>pyridazin 3438-81-1 C10H14N4S2
    4-Isopentylmercapto-7-mercapto-1H-imidazo<4,5-d>pyridazin
    —— 4-(2-{Benzyl-[2-(4-methoxy-phenyl)-1-methyl-ethyl]-amino}-1-hydroxy-ethyl)-2-(2-hydroxy-propoxy)-phenol 756422-26-1 C28H35NO5
    4-(2-{Benzyl-[2-(4-methoxy-phenyl)-1-methyl-ethyl]-amino}-1-hydroxy-ethyl)-2-(2-hydroxy-propoxy)-phenol
    —— 4-((S)-2-((S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-methylbutanamido)-5-ureidopentanamido)benzyl ((S)-1-(((S)-1-(((3R,4S,5S)-3-methoxy-1-((S)-2-((1R,2R)-1-methoxy-2-methyl-3-oxo-3-(((S)-2-phenyl-1-(thiazol-2-yl)ethyl)amino)propyl)pyrrolidin-1-yl)-5-methyl-1-oxoheptan-4-yl)(methyl)amino)-3-methyl-1-oxobutan-2-yl)amino)-3-methyl-1-oxobutan-2-yl)(methyl)carbamate 1415329-11-1 C75H103N11O13S
    4-((S)-2-((S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-methylbutanamido)-5-ureidopentanamido)benzyl ((S)-1-(((S)-1-(((3R,4S,5S)-3-methoxy-1-((S)-2-((1R,2R)-1-methoxy-2-methyl-3-oxo-3-(((S)-2-phenyl-1-(thiazol-2-yl)ethyl)amino)propyl)pyrrolidin-1-yl)-5-methyl-1-oxoheptan-4-yl)(methyl)amino)-3-methyl-1-oxobutan-2-yl)amino)-3-methyl-1-oxobutan-2-yl)(methyl)carbamate
    —— 4'-n-nonyloxy-2,3,5,6-tetrafluorobiphenyl-4-acetylene 157786-65-7 C23H24F4O
    4'-n-nonyloxy-2,3,5,6-tetrafluorobiphenyl-4-acetylene
    —— 4-chloro-2-(4-nitro-phenylsulfanyl)-naphtho[1,2-<i>d</i>]oxazole 74322-47-7 C17H9ClN2O3S
    4-chloro-2-(4-nitro-phenylsulfanyl)-naphtho[1,2-<i>d</i>]oxazole
    —— 4-(dimethylamino)-1H-imidazo<4,5-c>pyridine hydrochloride 98858-07-2 C8H10N4*ClH
    4-(dimethylamino)-1H-imidazo<4,5-c>pyridine hydrochloride
    —— 4-(4-methoxy-anilino)-5-(4-methoxy-benzylidene)-thiazol-2-one 41250-66-2 C18H16N2O3S
    4-(4-methoxy-anilino)-5-(4-methoxy-benzylidene)-thiazol-2-one
    —— 4-(2-benzhydrylidene-cyclohexyl)-2,2-diphenyl-1-oxa-spiro[2.5]octane 120857-31-0 C38H38O
    4-(2-benzhydrylidene-cyclohexyl)-2,2-diphenyl-1-oxa-spiro[2.5]octane
    —— 4-[2-(4-Trifluoromethylbenzyl)tetrazol-5-yl]phenyl pivalate 172352-88-4 C20H19F3N4O2
    4-[2-(4-Trifluoromethylbenzyl)tetrazol-5-yl]phenyl pivalate
    —— 4-(3-Cyano-6-methylindol-1-yl)-2-hydroxybenzoic acid 1071973-67-5 C17H12N2O3
    4-(3-Cyano-6-methylindol-1-yl)-2-hydroxybenzoic acid
    —— 4-[6-[(3-Chlorophenyl)methoxy]-3-cyanoindol-1-yl]-2-hydroxybenzoic acid 1071972-74-1 C23H15ClN2O4
    4-[6-[(3-Chlorophenyl)methoxy]-3-cyanoindol-1-yl]-2-hydroxybenzoic acid
    —— 4-(3-cyano-1H-indol-1-yl)-2-fluorobenzoic acid methyl ester 1071970-76-7 C17H11FN2O2
    4-(3-cyano-1H-indol-1-yl)-2-fluorobenzoic acid methyl ester
    —— 4-tetradecyloxymethyl-1-(2',3',5'-tri-O-benzoyl-β-D-arabinofuranosyl)-1,2,3-triazole 1097190-24-3 C43H53N3O8
    4-tetradecyloxymethyl-1-(2',3',5'-tri-O-benzoyl-β-D-arabinofuranosyl)-1,2,3-triazole
    —— 4-Nitro-benzoic acid 6-methyl-2-oxo-1,2-dihydro-pyridin-4-yl ester 36973-10-1 C13H10N2O5
    4-Nitro-benzoic acid 6-methyl-2-oxo-1,2-dihydro-pyridin-4-yl ester
    —— (4S,5R,11S)-methyl 11-acetoxy-5-(tert-butyldiphenylsilyloxy)-3-(butylthio)-4-((2-methoxyethoxy)methoxy)-dodecanoate 1107608-30-9 C39H62O8SSi
    (4S,5R,11S)-methyl 11-acetoxy-5-(tert-butyldiphenylsilyloxy)-3-(butylthio)-4-((2-methoxyethoxy)methoxy)-dodecanoate
    —— 4-[(4-isopropylphenyl)amino]-6-[(2-morpholin-4-ylethyl)amino]-1,7-naphthyridine-3-carbonitrile 915009-67-5 C24H28N6O
    4-[(4-isopropylphenyl)amino]-6-[(2-morpholin-4-ylethyl)amino]-1,7-naphthyridine-3-carbonitrile
    —— 4-Cycloheptylidene-3-hydroxy-butyric acid 96232-88-1 C11H18O3
    4-Cycloheptylidene-3-hydroxy-butyric acid
    —— (4-Bromo-phenoxy)-acetic acid 3-diethylamino-1,2-dimethyl-propyl ester 16737-94-3 C17H26BrNO3
    (4-Bromo-phenoxy)-acetic acid 3-diethylamino-1,2-dimethyl-propyl ester
    —— 4β-Hydroxy-3β-acetoxy-B-norcholesten-(5) 4952-38-9 C28H46O3
    4β-Hydroxy-3β-acetoxy-B-norcholesten-(5)
    —— 4-Nitro-7-hexamethylenimino-2,3-tetramethylen-indol 14195-96-1 C18H23N3O2
    4-Nitro-7-hexamethylenimino-2,3-tetramethylen-indol
    —— 4-Benzoyl-1-benzyl-4-piperidino-piperidin 3543-16-6 C24H30N2O
    4-Benzoyl-1-benzyl-4-piperidino-piperidin
    —— 4-<(3,4-Dihydro-1H-<2>isochinolyl)-methyl>-7-methoxy-cumarylsaeure-amid 6126-81-4 C20H20N2O3
    4-<(3,4-Dihydro-1H-<2>isochinolyl)-methyl>-7-methoxy-cumarylsaeure-amid
    —— 4-<(1-Aza-cyclohept-1-yl)-methyl>-7-methoxy-cumarylsaeuramid 6156-59-8 C17H22N2O3
    4-<(1-Aza-cyclohept-1-yl)-methyl>-7-methoxy-cumarylsaeuramid
    —— 4,4-Dimethyl-15-oxa-D-homo-5α-androst-17(17a)-en-16-on 10392-23-1 C21H32O2
    4,4-Dimethyl-15-oxa-D-homo-5α-androst-17(17a)-en-16-on
    —— 4-Chloro-2-[(3,5-dibromo-2-hydroxyphenyl)methyl]-6-nitrophenol 39224-74-3 C13H8Br2ClNO4
    4-Chloro-2-[(3,5-dibromo-2-hydroxyphenyl)methyl]-6-nitrophenol
    —— 4-(4-(dimethylamino)phenyl)-6-fluoro-N,N-di(prop-2-ynyl)-1,3,5-triazin-2-amine 1258621-35-0 C17H16FN5
    4-(4-(dimethylamino)phenyl)-6-fluoro-N,N-di(prop-2-ynyl)-1,3,5-triazin-2-amine