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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-{5-fluoro-1-[4-(hydroxyamino)-3-methyl-3-(methylsulfonyl)-4-oxobutyl]-2-oxo-1,2-dihydropyridin-4-yl}-N-methylbenzamide 1398502-53-8 C19H22FN3O6S
    4-{5-fluoro-1-[4-(hydroxyamino)-3-methyl-3-(methylsulfonyl)-4-oxobutyl]-2-oxo-1,2-dihydropyridin-4-yl}-N-methylbenzamide
    —— 4-Acetoxy-dec-5-ynoic acid 133399-84-5 C12H18O4
    4-Acetoxy-dec-5-ynoic acid
    —— 4-(methylaminocarbonylamino)phenethyl methanesulfonate 218139-23-2 C11H16N2O4S
    4-(methylaminocarbonylamino)phenethyl methanesulfonate
    —— [4-[(3-Methoxyoxan-4-yl)amino]piperidin-1-yl]-[5-methyl-6-(3-methylanilino)pyrimidin-4-yl]methanone 1349112-77-1 C24H33N5O3
    [4-[(3-Methoxyoxan-4-yl)amino]piperidin-1-yl]-[5-methyl-6-(3-methylanilino)pyrimidin-4-yl]methanone
    —— 4-amino-2-[5-chloro-3-(3,3,4,4,4-pentafluorobutyl)-1H-indazol-1-yl]-5-(3,5-difluorophenyl)-5-methyl-5,7-dihydro-6H-pyrrolo[2,3-d]pyrimidin-6-one 1350852-61-7 C24H16ClF7N6O
    4-amino-2-[5-chloro-3-(3,3,4,4,4-pentafluorobutyl)-1H-indazol-1-yl]-5-(3,5-difluorophenyl)-5-methyl-5,7-dihydro-6H-pyrrolo[2,3-d]pyrimidin-6-one
    —— 4-O-benzyl-2,3-O-isopropylidene-D-glucose diethyl dithioacetal 359642-14-1 C20H32O5S2
    4-O-benzyl-2,3-O-isopropylidene-D-glucose diethyl dithioacetal
    —— 4-Amino-1-brom-5,6,7,8-tetrahydronaphthalin-2-sulfonsaeure 78422-61-4 C10H12BrNO3S
    4-Amino-1-brom-5,6,7,8-tetrahydronaphthalin-2-sulfonsaeure
    —— (4-chloro-2-methyl-phenyl)-(3-nitro-pyridin-4-yl)-amine 56809-55-3 C12H10ClN3O2
    (4-chloro-2-methyl-phenyl)-(3-nitro-pyridin-4-yl)-amine
    —— 4-(4-iodobenzyl)-N,N-dimethylaniline 143128-33-0 C15H16IN
    4-(4-iodobenzyl)-N,N-dimethylaniline
    —— 4-Nitro-phenylcarbamidsaeure-<2-(methyl-phenaethyl-amino)-aethylester> 95167-51-4 C18H21N3O4
    4-Nitro-phenylcarbamidsaeure-<2-(methyl-phenaethyl-amino)-aethylester>
    —— 4-[2,4,6-Triiodo-3-(2-methylpropylcarbamoyl)phenoxy]butanoic acid 15504-94-6 C15H18I3NO4
    4-[2,4,6-Triiodo-3-(2-methylpropylcarbamoyl)phenoxy]butanoic acid
    —— 4-Benzyl-7-<benzyl(p-tolylsulfonyl)amino>-6,8b-dimethyl-3a-hydroxy-1-oxo-1,2,3,3a,4,8b-hexahydrocyclopent<b>indole 88589-37-1 C34H34N2O4S
    4-Benzyl-7-<benzyl(p-tolylsulfonyl)amino>-6,8b-dimethyl-3a-hydroxy-1-oxo-1,2,3,3a,4,8b-hexahydrocyclopent<b>indole
    —— (4S,6aR,6bS,8aS,8bS,13aR,14aS,14bR)-6a,8a,12,12-tetramethyl-9-oxo-1,3,4,5,6,6a,6b,7,8,8a,9,10,13a,14,14a,14b-hexadecahydro-12H-naphtho[2'',1'':4',5']indeno[1',2':2,3]azirino[1,2-c][1,3]oxazin-4-yl acetate 98203-74-8 C26H37NO4
    (4S,6aR,6bS,8aS,8bS,13aR,14aS,14bR)-6a,8a,12,12-tetramethyl-9-oxo-1,3,4,5,6,6a,6b,7,8,8a,9,10,13a,14,14a,14b-hexadecahydro-12H-naphtho[2'',1'':4',5']indeno[1',2':2,3]azirino[1,2-c][1,3]oxazin-4-yl acetate
    —— 4β,5β-epoxycholestane-3,6-dione 19317-87-4 C27H42O3
    4β,5β-epoxycholestane-3,6-dione
    —— (4S,5R)-5-(3,5-bis(trifluoromethyl)phenyl)-3-((2-(2-methoxy-5-(2-methyl-2H-tetrazol-5-yl)phenyl)-5,5-dimethylcyclohex-1-enyl)methyl)-4-methyloxazolidin-2-one 1402798-61-1 C30H31F6N5O3
    (4S,5R)-5-(3,5-bis(trifluoromethyl)phenyl)-3-((2-(2-methoxy-5-(2-methyl-2H-tetrazol-5-yl)phenyl)-5,5-dimethylcyclohex-1-enyl)methyl)-4-methyloxazolidin-2-one
    —— 4''-O-acetyl-11-amino-11-deoxy-6,2'-di-O-methylerythromycin A 11,12-cyclic carbamate 957064-49-2 C42H72N2O14
    4''-O-acetyl-11-amino-11-deoxy-6,2'-di-O-methylerythromycin A 11,12-cyclic carbamate
    —— 4-(1-Oxo-2-indanyl)-1,4-oxathian-4-ium-perchlorat 111661-84-8 C13H15O2S*ClO4
    4-(1-Oxo-2-indanyl)-1,4-oxathian-4-ium-perchlorat
    —— 4-Nitro-1-(4-nitrophenyl)-5-(chlortosylmethyl)pyrazol 119071-48-6 C17H13ClN4O6S
    4-Nitro-1-(4-nitrophenyl)-5-(chlortosylmethyl)pyrazol
    —— 4-(4-methoxyphenyl)-5-[(4-methoxyphenyl)methyl]-2-methylsulfanyl-1,3-thiazole 106511-79-9 C19H19NO2S2
    4-(4-methoxyphenyl)-5-[(4-methoxyphenyl)methyl]-2-methylsulfanyl-1,3-thiazole
    —— 4-bromo-5-methyl-1H-indole-2-carboxylic acid 1857357-32-4 C10H8BrNO2
    4-bromo-5-methyl-1H-indole-2-carboxylic acid
    —— 4-[2-(3-Amino-phenyl)-ethyl]-1-tert-butoxy-7a-methyl-octahydro-inden-5-one 57099-15-7 C22H33NO2
    4-[2-(3-Amino-phenyl)-ethyl]-1-tert-butoxy-7a-methyl-octahydro-inden-5-one
    —— (4S,5S)-7-(tert-Butyl-diphenyl-silanyloxy)-5-methylsulfanylmethoxy-hept-1-yn-4-ol 549505-01-3 C25H34O3SSi
    (4S,5S)-7-(tert-Butyl-diphenyl-silanyloxy)-5-methylsulfanylmethoxy-hept-1-yn-4-ol
    —— (4R,5S)-5-[(4-(1-benzyl-1H-1,2,3-triazol-4-yl)butoxy)methyl]-2-(2-fluorophenyl)-4-phenyl-4,5-dihydrooxazole 1202053-70-0 C29H29FN4O2
    (4R,5S)-5-[(4-(1-benzyl-1H-1,2,3-triazol-4-yl)butoxy)methyl]-2-(2-fluorophenyl)-4-phenyl-4,5-dihydrooxazole
    —— (4-Methoxy-phenyl)-carbamic acid (Z)-(R)-1-[(S)-1-(tert-butyl-dimethyl-silanyloxy)-ethyl]-4-(tert-butyl-diphenyl-silanyloxy)-2-methyl-but-2-enyl ester 413193-06-3 C37H53NO5Si2
    (4-Methoxy-phenyl)-carbamic acid (Z)-(R)-1-[(S)-1-(tert-butyl-dimethyl-silanyloxy)-ethyl]-4-(tert-butyl-diphenyl-silanyloxy)-2-methyl-but-2-enyl ester
    —— 4-(4,4,6-trimethyl-2-thioxo-3,4-dihydro-2<i>H</i>-pyrimidin-1-yl)-benzonitrile 37489-51-3 C14H15N3S
    4-(4,4,6-trimethyl-2-thioxo-3,4-dihydro-2<i>H</i>-pyrimidin-1-yl)-benzonitrile
    —— 4,9-dimethyl-1,2-diphenylspiro[4,5]deca-1,3,7,9-tetraen-6-one 1610359-52-8 C24H20O
    4,9-dimethyl-1,2-diphenylspiro[4,5]deca-1,3,7,9-tetraen-6-one
    —— 4-methyl-2-[4-(trimethylsilyl)buta-1,3-diynyl]aniline 1436752-53-2 C14H17NSi
    4-methyl-2-[4-(trimethylsilyl)buta-1,3-diynyl]aniline
    —— (4aR,6aR,6bR,8aS,12aS,12bR,14aR,14bR)-8a-(1,2-dihydroxyethyl)-4,4,6a,6b,11,11,14b-heptamethyl-3,13-dioxo-3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14,14a,14b-icosahydropicene-2-carbonitrile 1191265-56-1 C32H47NO4
    (4aR,6aR,6bR,8aS,12aS,12bR,14aR,14bR)-8a-(1,2-dihydroxyethyl)-4,4,6a,6b,11,11,14b-heptamethyl-3,13-dioxo-3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14,14a,14b-icosahydropicene-2-carbonitrile
    —— 4-p-Chlorobenzyloxycarbonyl-5-phenyl-7-nitro-1,3,4,5-tetrahydro-2H-1,4-benzodiazepine-2-one 59009-89-1 C23H18ClN3O5
    4-p-Chlorobenzyloxycarbonyl-5-phenyl-7-nitro-1,3,4,5-tetrahydro-2H-1,4-benzodiazepine-2-one
    —— 4-bromo-1-ethyl-5-(2-methylpropyl)-1H-pyrazole-3-carbonitrile 863751-80-8 C10H14BrN3
    4-bromo-1-ethyl-5-(2-methylpropyl)-1H-pyrazole-3-carbonitrile
    —— 4-allyl-2,6-dichloropyrimidine 1378624-59-9 C7H6Cl2N2
    4-allyl-2,6-dichloropyrimidine
    —— 4-(1H-pyrazol-1-yl)but-3-en-2-one 91798-68-4 C7H8N2O
    4-(1H-pyrazol-1-yl)but-3-en-2-one
    —— (4aR,4bS,8aS,10aR)-8-Bromomethyl-1,1,4a,7,8a-pentamethyl-1,2,3,4,4a,4b,5,6,8a,9,10,10a-dodecahydro-phenanthrene 131265-62-8 C20H33Br
    (4aR,4bS,8aS,10aR)-8-Bromomethyl-1,1,4a,7,8a-pentamethyl-1,2,3,4,4a,4b,5,6,8a,9,10,10a-dodecahydro-phenanthrene
    —— 4-Fluoro-2-(4-pyrazol-1-yl-phenylamino)-benzoic acid 283602-36-8 C16H12FN3O2
    4-Fluoro-2-(4-pyrazol-1-yl-phenylamino)-benzoic acid
    —— 4-(5-isobutylamino-[1,3,4]thiadiazol-2-yl)-benzenesulfonamide 35314-13-7 C12H16N4O2S2
    4-(5-isobutylamino-[1,3,4]thiadiazol-2-yl)-benzenesulfonamide
    —— 4-(1,1-Dimethyl-3-phenyl-propylsulfanyl)-benzoic acid methyl ester 79399-30-7 C19H22O2S
    4-(1,1-Dimethyl-3-phenyl-propylsulfanyl)-benzoic acid methyl ester
    —— 4-(2-oxo-1,2,4,5-tetrahydro-1,3-benzdiazepin-3-yl)-piperidin-1-carboxylic acid (R)-1-carboxy-2-(3,4-diethyl-phenyl)-ethyl ester 686298-25-9 C28H35N3O5
    4-(2-oxo-1,2,4,5-tetrahydro-1,3-benzdiazepin-3-yl)-piperidin-1-carboxylic acid (R)-1-carboxy-2-(3,4-diethyl-phenyl)-ethyl ester
    —— 4-(3-Methyl-2-butenyl)-N-tosyl-1-naphthylamin 67216-54-0 C22H23NO2S
    4-(3-Methyl-2-butenyl)-N-tosyl-1-naphthylamin
    —— 4-diphenylphosphinoyl-3-methylpentan-2-one ethylene acetal 69930-78-5 C20H25O3P
    4-diphenylphosphinoyl-3-methylpentan-2-one ethylene acetal
    —— (4bS,8aS)-2,4b,8,8-Tetramethyl-1,2,3,4,4b,5,6,7,8,8a,9,10-dodecahydro-phenanthren-2-ol 58795-31-6 C18H30O
    (4bS,8aS)-2,4b,8,8-Tetramethyl-1,2,3,4,4b,5,6,7,8,8a,9,10-dodecahydro-phenanthren-2-ol
    —— (4R,5S,6S)-6-((R)-1-Hydroxy-ethyl)-3-{(2S,3S,4R)-2-iodomethyl-4-[(4-nitro-benzyloxycarbonylamino)-methyl]-oxetan-3-ylsulfanyl}-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester 195001-00-4 C30H31IN4O11S
    (4R,5S,6S)-6-((R)-1-Hydroxy-ethyl)-3-{(2S,3S,4R)-2-iodomethyl-4-[(4-nitro-benzyloxycarbonylamino)-methyl]-oxetan-3-ylsulfanyl}-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester
    —— 4-(1-benzo[1,3]dioxol-5ylmethyl-piperidin-4-ylamino)-6-chloro-chromen-2-one, mono-TFA salt 638191-36-3 C2HF3O2*C22H21ClN2O4
    4-(1-benzo[1,3]dioxol-5ylmethyl-piperidin-4-ylamino)-6-chloro-chromen-2-one, mono-TFA salt
    —— (4R,4aR,6S,8aS)-2-(benzoylamino)-8a-(2,4-difluorophenyl)-4-methyl-4,4a,5,6,8,8a-hexahydropyrano[3,4-d][1,3]thiazin-6-yl acetate 1622328-27-1 C23H22F2N2O4S
    (4R,4aR,6S,8aS)-2-(benzoylamino)-8a-(2,4-difluorophenyl)-4-methyl-4,4a,5,6,8,8a-hexahydropyrano[3,4-d][1,3]thiazin-6-yl acetate
    —— 4-(hydroxymethylene)-5-methyl-2-phenyl-2,4-dihydro-3H-pyrazole-3-thione 117953-14-7 C11H10N2OS
    4-(hydroxymethylene)-5-methyl-2-phenyl-2,4-dihydro-3H-pyrazole-3-thione
    —— 4-Bromo-3-(2-ethenoxyphenyl)-6,7-dimethoxy-2-methylisoquinolin-1-one 1272658-73-7 C20H18BrNO4
    4-Bromo-3-(2-ethenoxyphenyl)-6,7-dimethoxy-2-methylisoquinolin-1-one
    —— 4-(2-methoxyethoxy)-but-1-yne 107114-20-5 C7H12O2
    4-(2-methoxyethoxy)-but-1-yne
    —— 4-Brom-1-hydroxy-2-methyl-2-<naphthyl-(1)>-1,2-dihydro-2-silanaphthalin 22289-87-8 C20H17BrOSi
    4-Brom-1-hydroxy-2-methyl-2-<naphthyl-(1)>-1,2-dihydro-2-silanaphthalin
    —— 4-(2-thiazolyl)-1-(2-acetylpyridine)thiosemicarbazone 119307-24-3 C11H11N5S2
    4-(2-thiazolyl)-1-(2-acetylpyridine)thiosemicarbazone
    —— 4-[(2-amino-6-oxo-1H-pyrimidin-4-yl)carbamothioylamino]benzoic acid 7403-90-9 C12H11N5O3S
    4-[(2-amino-6-oxo-1H-pyrimidin-4-yl)carbamothioylamino]benzoic acid
    —— (4-Hydroxy-2-oxo-4-phenyl-pyrrolidin-1-yl)-acetic acid ethyl ester 93698-86-3 C14H17NO4
    (4-Hydroxy-2-oxo-4-phenyl-pyrrolidin-1-yl)-acetic acid ethyl ester