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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4.5-Dimethyl-2-(β-ethoxyethyl)-oxazol 90608-62-1 C9H15NO2
    4.5-Dimethyl-2-(β-ethoxyethyl)-oxazol
    —— 4-cyclohexanecarbonyl-[1,4]diazepane-1-carboxylic acid naphthalen-2-ylamide 1028852-40-5 C23H29N3O2
    4-cyclohexanecarbonyl-[1,4]diazepane-1-carboxylic acid naphthalen-2-ylamide
    —— 4-aminoandrosta-1,4-diene-3,17-dione 120754-96-3 C19H25NO2
    4-aminoandrosta-1,4-diene-3,17-dione
    —— 4-(3,5-Dimethoxy-benzoylamino)-2,5-dimethyl-2H-pyrazole-3-carboxylic acid amide 104393-52-4 C15H18N4O4
    4-(3,5-Dimethoxy-benzoylamino)-2,5-dimethyl-2H-pyrazole-3-carboxylic acid amide
    —— 4-(2-pyridyl)-butanol acetic acid ester 89860-39-9 C11H15NO2
    4-(2-pyridyl)-butanol acetic acid ester
    —— [4-(6-Ethyl-thieno[2,3-d]pyrimidin-4-yl)-piperazin-1-yl]-quinolin-2-yl-methanone 502648-17-1 C22H21N5OS
    [4-(6-Ethyl-thieno[2,3-d]pyrimidin-4-yl)-piperazin-1-yl]-quinolin-2-yl-methanone
    —— (4S)-10-bromo-4-ethyl-3,14-dioxo-3,4,12,14-tetrahydro-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinolin-4-yl L-phenylalanyl-L-leucylglycinate 1609075-07-1 C37H38BrN5O7
    (4S)-10-bromo-4-ethyl-3,14-dioxo-3,4,12,14-tetrahydro-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinolin-4-yl L-phenylalanyl-L-leucylglycinate
    —— 4-(cyclohexyloxy)-3-(1H-pyrazol-4-yl)-1-trityl-1H-pyrazolo[4,3-c]pyridine 1367874-75-6 C34H31N5O
    4-(cyclohexyloxy)-3-(1H-pyrazol-4-yl)-1-trityl-1H-pyrazolo[4,3-c]pyridine
    —— [4-(5-Oxo-2-phenyl-morpholin-4-yl)-phenyl]-acetic acid 77440-47-2 C18H17NO4
    [4-(5-Oxo-2-phenyl-morpholin-4-yl)-phenyl]-acetic acid
    —— 4-Amino-3-[((1S,2R)-2-tert-butoxy-1-carbamoyl-propyl)-methoxymethyl-sulfamoyl]-butyric acid tert-butyl ester 189292-60-2 C18H37N3O7S
    4-Amino-3-[((1S,2R)-2-tert-butoxy-1-carbamoyl-propyl)-methoxymethyl-sulfamoyl]-butyric acid tert-butyl ester
    —— (4S,4aR,5R,8S,8aS,10R)-1,2,3,4,10-pentachloro-1,4,4a,5,8,8a-hexahydro-1,4:5,8-dimethanonaphthalene 3212-23-5 C12H9Cl5
    (4S,4aR,5R,8S,8aS,10R)-1,2,3,4,10-pentachloro-1,4,4a,5,8,8a-hexahydro-1,4:5,8-dimethanonaphthalene
    —— 4-(7,12-bis(4-(diphenylamino)phenyl)benzo[k]fluoranthen3-yl)benzaldehyde 1411886-37-7 C63H42N2O
    4-(7,12-bis(4-(diphenylamino)phenyl)benzo[k]fluoranthen3-yl)benzaldehyde
    —— (4R,5S)-1,5-Dimethyl-4-phenyl-3-((R)-2-piperidin-1-yl-hexanoyl)-imidazolidin-2-one 206358-55-6 C22H33N3O2
    (4R,5S)-1,5-Dimethyl-4-phenyl-3-((R)-2-piperidin-1-yl-hexanoyl)-imidazolidin-2-one
    —— 4-(pent-1-ynyl)-5,6,7,8-tetrahydrobenzothieno[2,3-d]pyrimidine 1276690-47-1 C15H16N2S
    4-(pent-1-ynyl)-5,6,7,8-tetrahydrobenzothieno[2,3-d]pyrimidine
    —— 4-[4-[6-(3-Hydroxyphenoxy)hexoxy]phenyl]benzoic acid 811803-89-1 C25H26O5
    4-[4-[6-(3-Hydroxyphenoxy)hexoxy]phenyl]benzoic acid
    —— 4-Propoxy-thiobenzoic acid O-(2-diethylamino-ethyl) ester 13451-89-3 C16H25NO2S
    4-Propoxy-thiobenzoic acid O-(2-diethylamino-ethyl) ester
    —— 4,5,7,8-tetrahydro-7-oxo-1-phenyl-2-methylpyrrolo<1,2-a:2',1'-c>quinoxaline 89450-98-6 C19H16N2O
    4,5,7,8-tetrahydro-7-oxo-1-phenyl-2-methylpyrrolo<1,2-a:2',1'-c>quinoxaline
    —— 4-benzylsulfanyl-6-(4-methylphenyl)-1H-1,3,5-triazine-2-thione 137538-73-9 C17H15N3S2
    4-benzylsulfanyl-6-(4-methylphenyl)-1H-1,3,5-triazine-2-thione
    —— (4Z,5Z)-5-(benzo[d][1,3]dioxol-5-ylmethylene)-4-((2-((5-nitropyridin-2-yl)amino)ethyl)imino)thiazolidin-2-one 1408060-16-1 C18H15N5O5S
    (4Z,5Z)-5-(benzo[d][1,3]dioxol-5-ylmethylene)-4-((2-((5-nitropyridin-2-yl)amino)ethyl)imino)thiazolidin-2-one
    —— 4-(2-pyrrolidinoethylamino)-6,7-dihydro-5H-benzo<6,7>cyclohepta<1,2-d>pyrimidine dihydrochloride 131990-43-7 C19H24N4*2ClH
    4-(2-pyrrolidinoethylamino)-6,7-dihydro-5H-benzo<6,7>cyclohepta<1,2-d>pyrimidine dihydrochloride
    —— 4-(2-Chloro-1,1,2-trifluoro-ethanesulfonyl)-benzene-1,2-diamine 55391-61-2 C8H8ClF3N2O2S
    4-(2-Chloro-1,1,2-trifluoro-ethanesulfonyl)-benzene-1,2-diamine
    —— [4-(4-Chloro-benzoyl)-2,5-diethoxy-phenyl]-(4-chloro-phenyl)-methanone 95489-25-1 C24H20Cl2O4
    [4-(4-Chloro-benzoyl)-2,5-diethoxy-phenyl]-(4-chloro-phenyl)-methanone
    —— 4-hexadecylmercapto-aniline 73520-89-5 C22H39NS
    4-hexadecylmercapto-aniline
    —— 4-Benzamidophenyl-cyclohexyl-sulfon 73153-53-4 C19H21NO3S
    4-Benzamidophenyl-cyclohexyl-sulfon
    —— 4-Brom-1,3-dihydro-1-hydroxy-2,1-benzoxaborol 96911-21-6 C7H6BBrO2
    4-Brom-1,3-dihydro-1-hydroxy-2,1-benzoxaborol
    —— 4-(dodecanoylamino)phenylamine 71356-65-5 C18H30N2O
    4-(dodecanoylamino)phenylamine
    —— 4-((S)-2-Acetylamino-4-methyl-pentanoylamino)-3-[((S)-1-carbamoyl-2-methyl-propyl)-methoxymethyl-sulfamoyl]-butyric acid tert-butyl ester 189292-63-5 C23H44N4O8S
    4-((S)-2-Acetylamino-4-methyl-pentanoylamino)-3-[((S)-1-carbamoyl-2-methyl-propyl)-methoxymethyl-sulfamoyl]-butyric acid tert-butyl ester
    —— 4-Methoxy-3-((E)-3-methyl-but-1-enyl)-1H-quinolin-2-one 95687-74-4 C15H17NO2
    4-Methoxy-3-((E)-3-methyl-but-1-enyl)-1H-quinolin-2-one
    —— 4-(4,5,6,7-tetrachloro-1,3-dioxoisoindolin-2-yl)butanamide 10294-89-0 C12H8Cl4N2O3
    4-(4,5,6,7-tetrachloro-1,3-dioxoisoindolin-2-yl)butanamide
    —— 4-Ethyl-5'-nitro-2,2'-thiobisthiazol 54776-55-5 C8H7N3O2S3
    4-Ethyl-5'-nitro-2,2'-thiobisthiazol
    —— 4-Hydroxymethyl-2-methyl-5-(2-nitro-phenyldisulfanylmethyl)-pyridin-3-ol 4959-63-1 C14H14N2O4S2
    4-Hydroxymethyl-2-methyl-5-(2-nitro-phenyldisulfanylmethyl)-pyridin-3-ol
    —— 4-Benzyloxy-3-((Z)-2-nitro-but-1-enyl)-1H-indole 7042-72-0 C19H18N2O3
    4-Benzyloxy-3-((Z)-2-nitro-but-1-enyl)-1H-indole
    —— 4'-[[5,7-dimethyl-2-propyl-6(1H)-cycloheptimidazolon-1-yl]methyl]-[1,1'-biphenyl]-2-carboxylic acid, methyl ester 136318-81-5 C28H28N2O3
    4'-[[5,7-dimethyl-2-propyl-6(1H)-cycloheptimidazolon-1-yl]methyl]-[1,1'-biphenyl]-2-carboxylic acid, methyl ester
    —— 4-Benzyl-2-[2-(1-methyl-pyrrolidin-2-yl)-ethyl]-2H-phthalazin-1-one 47498-06-6 C22H25N3O
    4-Benzyl-2-[2-(1-methyl-pyrrolidin-2-yl)-ethyl]-2H-phthalazin-1-one
    —— (4-Chloro-phenyl)-carbamic acid 3-(2-methyl-acryloylamino)-phenyl ester 61088-75-3 C17H15ClN2O3
    (4-Chloro-phenyl)-carbamic acid 3-(2-methyl-acryloylamino)-phenyl ester
    —— 4-Acetyl-benzenesulfonic acid 3-carbamoyl-naphthalen-2-yl ester 16362-94-0 C19H15NO5S
    4-Acetyl-benzenesulfonic acid 3-carbamoyl-naphthalen-2-yl ester
    —— 4-[([4-(3-Benzoylamino-3-carboxy-propoxy)-phenyl]-{1-[carboxy-(4-hydroxy-phenyl)-methyl]-2-oxo-azetidin-3-ylcarbamoyl}-methyl)-amino]-3-nitro-benzoic acid methyl ester 59510-73-5 C38H35N5O13
    4-[([4-(3-Benzoylamino-3-carboxy-propoxy)-phenyl]-{1-[carboxy-(4-hydroxy-phenyl)-methyl]-2-oxo-azetidin-3-ylcarbamoyl}-methyl)-amino]-3-nitro-benzoic acid methyl ester
    —— 4-[(4-(18)F-fluorobenzylidene)amino]phenol 1180675-82-4 C13H10FNO
    4-[(4-(18)F-fluorobenzylidene)amino]phenol
    —— [4-Methyl-1,3-dihydro-benzo[b][1,4]diazepin-(2E)-ylidene]-acetic acid ethyl ester 127782-82-5 C14H16N2O2
    [4-Methyl-1,3-dihydro-benzo[b][1,4]diazepin-(2E)-ylidene]-acetic acid ethyl ester
    —— (4'R)-<4'-2H1>-3,5'-O-dibenzylpyridoxine 133008-57-8 C22H23NO3
    (4'R)-<4'-2H1>-3,5'-O-dibenzylpyridoxine
    —— 4-CF3C6F4SeCl 40586-78-5 C7ClF7Se
    4-CF3C6F4SeCl
    —— 4-(benzyloxy)-3-(biphenyl-4-ylmethyl)-4-oxobutanoic acid 1375080-33-3 C24H22O4
    4-(benzyloxy)-3-(biphenyl-4-ylmethyl)-4-oxobutanoic acid
    —— 4-hydroxy-3-(3-oxo-1,5-diphenyl-pent-4-enyl)-chromen-2-one 1189759-35-0 C26H20O4
    4-hydroxy-3-(3-oxo-1,5-diphenyl-pent-4-enyl)-chromen-2-one
    —— 4,5-dichloro-2-ethoxycarbonylsulfanyl-thiazole 56043-64-2 C6H5Cl2NO2S2
    4,5-dichloro-2-ethoxycarbonylsulfanyl-thiazole
    —— 4-(3,4-dichloro-benzylideneamino)-2,4-dihydro-[1,2,4]triazol-3-one 56291-03-3 C9H6Cl2N4O
    4-(3,4-dichloro-benzylideneamino)-2,4-dihydro-[1,2,4]triazol-3-one
    —— 4-(4-Acetyl-4-p-tolyl-piperidin-1-yl)-1-(4-fluoro-phenyl)-butan-1-one 47565-17-3 C24H28FNO2
    4-(4-Acetyl-4-p-tolyl-piperidin-1-yl)-1-(4-fluoro-phenyl)-butan-1-one
    —— 4-(3-Dimethylaminopropyl)-4-hydroxy-2-methyl-9-phenyl-9,10-dihydro-4H-benzo<5,6>cyclohepta<1,2-d>oxazol 33587-95-0 C24H28N2O2
    4-(3-Dimethylaminopropyl)-4-hydroxy-2-methyl-9-phenyl-9,10-dihydro-4H-benzo<5,6>cyclohepta<1,2-d>oxazol
    —— 4,5,6,7-tetrachloro-2-[3-(4,6-dianilino-[1,3,5]triazin-2-ylamino)-12-oxo-12<i>H</i>-benzo[<i>ij</i>]isoindolo[2,1-<i>b</i>][2,7]naphthyridin-5-yl]-indan-1,3-dione 67003-95-6 C42H22Cl4N8O3
    4,5,6,7-tetrachloro-2-[3-(4,6-dianilino-[1,3,5]triazin-2-ylamino)-12-oxo-12<i>H</i>-benzo[<i>ij</i>]isoindolo[2,1-<i>b</i>][2,7]naphthyridin-5-yl]-indan-1,3-dione
    —— 4,10-dioxo-6-(3-<i>p</i>-tolyloxy-propoxy)-1,4,7,10-tetrahydro-[1,7]phenanthroline-2,8-dicarboxylic acid 55959-25-6 C24H20N2O8
    4,10-dioxo-6-(3-<i>p</i>-tolyloxy-propoxy)-1,4,7,10-tetrahydro-[1,7]phenanthroline-2,8-dicarboxylic acid
    —— 4,7-diamino-2-propyl-pteridine-6-carboxylic acid 3,4-dihydro-2<i>H</i>-pyran-2-ylmethylamide 14483-50-2 C16H21N7O2
    4,7-diamino-2-propyl-pteridine-6-carboxylic acid 3,4-dihydro-2<i>H</i>-pyran-2-ylmethylamide