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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-[(4R,5R)-5-(tert-Butyl-dimethyl-silanyloxymethyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-5H-furan-2-one 197219-63-9 C16H28O5Si
    4-[(4R,5R)-5-(tert-Butyl-dimethyl-silanyloxymethyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-5H-furan-2-one
    —— 4-(9-cyclopentyl-7,7-difluoro-6-oxo-5-propyl-6,7,8,9-tetrahydro-5H-pyrimido[4,5-b][1,4]diazepin-2-yl-amino)-N-(3-dimethyl-amino-propyl)-benzamide 1201692-29-6 C27H37F2N7O2
    4-(9-cyclopentyl-7,7-difluoro-6-oxo-5-propyl-6,7,8,9-tetrahydro-5H-pyrimido[4,5-b][1,4]diazepin-2-yl-amino)-N-(3-dimethyl-amino-propyl)-benzamide
    —— 4-Nitro-benzoic acid 1-(4-chloro-phenyl)-1-phenyl-ethyl ester 460742-55-6 C21H16ClNO4
    4-Nitro-benzoic acid 1-(4-chloro-phenyl)-1-phenyl-ethyl ester
    —— 4-(tert-Butyl-dimethyl-silanyloxy)-3-dimethylaminomethyl-benzaldehyde 498538-67-3 C16H27NO2Si
    4-(tert-Butyl-dimethyl-silanyloxy)-3-dimethylaminomethyl-benzaldehyde
    —— 4-(3-((tetrahydro-2H-pyran-2-yloxy)methyl)furazan-3-yl)phenol 862801-54-5 C14H16N2O4
    4-(3-((tetrahydro-2H-pyran-2-yloxy)methyl)furazan-3-yl)phenol
    —— 4-((3aS,5aR,5bR,7aR,9S,11aR,11bR,13aS)-3a-((R)-2-((tert-butoxycarbonyl)(4-chlorobenzyl)amino)-1-hydroxyethyl)-1-isopropyl-5a,5b,8,8,11a-pentamethyl-3,3a,4,5,5a,5b,6,7,7a,8,9,10,11,11a,11b,12,13,13a-octadecahydro-2H-cyclopenta[a]chrysen-9-yl) 1-tert-butyl 2,2-dimethylsuccinate 1443467-70-6 C53H82ClNO7
    4-((3aS,5aR,5bR,7aR,9S,11aR,11bR,13aS)-3a-((R)-2-((tert-butoxycarbonyl)(4-chlorobenzyl)amino)-1-hydroxyethyl)-1-isopropyl-5a,5b,8,8,11a-pentamethyl-3,3a,4,5,5a,5b,6,7,7a,8,9,10,11,11a,11b,12,13,13a-octadecahydro-2H-cyclopenta[a]chrysen-9-yl) 1-tert-butyl 2,2-dimethylsuccinate
    —— 4-n-butyl-3-(sydnon-3-yl)-1,4-dihydropyridine 74642-68-5 C11H15N3O2
    4-n-butyl-3-(sydnon-3-yl)-1,4-dihydropyridine
    —— 4-(4-chloro-phenyl)-2,6-dimethyl-[1,2,4,6]thiatriazinane 1,1-dioxide 66285-86-7 C10H14ClN3O2S
    4-(4-chloro-phenyl)-2,6-dimethyl-[1,2,4,6]thiatriazinane 1,1-dioxide
    —— [(4-ferrocenylphenolato)B(C24H9N6I3)] 1256496-55-5 C40H22BFeI3N6O
    [(4-ferrocenylphenolato)B(C24H9N6I3)]
    —— 4-vinylbenzyl 10-((7-(2-ethylhexanamido)-1,8-naphthyridin-2-yl)amino)-10-oxodecanoate 1343496-00-3 C35H46N4O4
    4-vinylbenzyl 10-((7-(2-ethylhexanamido)-1,8-naphthyridin-2-yl)amino)-10-oxodecanoate
    —— 4-(2-([1,1'-biphenyl]-4-yl)ethoxy)-3-bromoaniline 1228319-28-5 C20H18BrNO
    4-(2-([1,1'-biphenyl]-4-yl)ethoxy)-3-bromoaniline
    —— 4-(3-trifluoromethyl-benzylidenamino)-phenol 351-20-2 C14H10F3NO
    4-(3-trifluoromethyl-benzylidenamino)-phenol
    —— 4-benzylaminomethyl-1,1-dioxidebenzo[b]thiophene 246172-21-4 C16H15NO2S
    4-benzylaminomethyl-1,1-dioxidebenzo[b]thiophene
    —— 4-(2-(2,2-bis(phenylsulfonyl)ethyl)phenyl)-4-methoxycyclohexa-2,5-dienone 1334538-77-0 C27H24O6S2
    4-(2-(2,2-bis(phenylsulfonyl)ethyl)phenyl)-4-methoxycyclohexa-2,5-dienone
    —— 4-Nitro-benzoic acid (2S,3S)-3-((R)-3-bromo-4-hydroxy-4-methyl-pentyl)-3-methyl-oxiranylmethyl ester 146276-60-0 C17H22BrNO6
    4-Nitro-benzoic acid (2S,3S)-3-((R)-3-bromo-4-hydroxy-4-methyl-pentyl)-3-methyl-oxiranylmethyl ester
    —— 4-{2-[(1-Cyclohexyl-2-oxo-1,2-dihydro-pyridine-3-carbonyl)-amino]-ethyl}-benzoic acid 68359-26-2 C21H24N2O4
    4-{2-[(1-Cyclohexyl-2-oxo-1,2-dihydro-pyridine-3-carbonyl)-amino]-ethyl}-benzoic acid
    —— 4-[(2R,3S,4aR,5aS,8R,9S,10aR,11aS)-3-Hydroxy-8-(4-methoxy-benzyloxy)-9-(4-methoxy-benzyloxymethyl)-10a,11a-dimethyl-dodecahydro-1,5,10-trioxa-cyclohepta[b]naphthalen-2-yl]-butyric acid 440333-92-6 C35H48O10
    4-[(2R,3S,4aR,5aS,8R,9S,10aR,11aS)-3-Hydroxy-8-(4-methoxy-benzyloxy)-9-(4-methoxy-benzyloxymethyl)-10a,11a-dimethyl-dodecahydro-1,5,10-trioxa-cyclohepta[b]naphthalen-2-yl]-butyric acid
    —— 4-Dimethoxymethyl-3-ethoxy-2-cyclohexenon 64933-66-0 C11H18O4
    4-Dimethoxymethyl-3-ethoxy-2-cyclohexenon
    —— 4-[(Z)-2-(benzenesulfonyl)-3-(5-nitrofuran-2-yl)-3-oxoprop-1-enyl]benzonitrile 75446-38-7 C20H12N2O6S
    4-[(Z)-2-(benzenesulfonyl)-3-(5-nitrofuran-2-yl)-3-oxoprop-1-enyl]benzonitrile
    —— (4R)-4-[(1'S,5'RS,3'Z)-5'-hydroxy-5'-phenyl-1'-phenylsulfonyloxy-3'-pentenyl]-2,2-dimethyl-1,3-dioxolane 532932-72-2 C22H26O6S
    (4R)-4-[(1'S,5'RS,3'Z)-5'-hydroxy-5'-phenyl-1'-phenylsulfonyloxy-3'-pentenyl]-2,2-dimethyl-1,3-dioxolane
    —— 4-iodo-1-methyl-5-{2-[4-(trifluoromethyl)phenyl]ethyl}-1H-pyrazole 1356997-87-9 C13H12F3IN2
    4-iodo-1-methyl-5-{2-[4-(trifluoromethyl)phenyl]ethyl}-1H-pyrazole
    —— 4-Methyl-5-((2R,6R)-4,4,6-trimethyl-[1,3]dioxan-2-yl)-benzo[1,3]dioxole 109789-38-0 C15H20O4
    4-Methyl-5-((2R,6R)-4,4,6-trimethyl-[1,3]dioxan-2-yl)-benzo[1,3]dioxole
    —— 4-<O-Methyl-aci-nitro>-1-<4-bromphenyl>-buten-(2)-on-(1) 95515-37-0 C11H10BrNO3
    4-<O-Methyl-aci-nitro>-1-<4-bromphenyl>-buten-(2)-on-(1)
    —— 4-nitrobenzyl (5R,6S)-6-((S)-1-hydroxyethyl)-3-(4-((((4-nitrobenzyl)oxy)carbonyl)amino)butyl)-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate 81225-40-3 C27H28N4O10S
    4-nitrobenzyl (5R,6S)-6-((S)-1-hydroxyethyl)-3-(4-((((4-nitrobenzyl)oxy)carbonyl)amino)butyl)-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
    —— 4-bromo-2<i>t</i>-ethyl-1-methyl-2<i>c</i>-naphthalen-1-yl-1,2-dihydro-benzo[<i>c</i>]silin-1<i>r</i>-ol 29866-45-3 C22H21BrOSi
    4-bromo-2<i>t</i>-ethyl-1-methyl-2<i>c</i>-naphthalen-1-yl-1,2-dihydro-benzo[<i>c</i>]silin-1<i>r</i>-ol
    —— 4-hydroxy-6-methylpyrid-2-one-3-carboxylic acid-n-butylamide 149555-03-3 C11H16N2O3
    4-hydroxy-6-methylpyrid-2-one-3-carboxylic acid-n-butylamide
    —— 4',5'-diaza-9'-(4,5-ethylenedithio-1,3-dithiole-2-ylidene)-fluorene 184360-20-1 C16H10N2S4
    4',5'-diaza-9'-(4,5-ethylenedithio-1,3-dithiole-2-ylidene)-fluorene
    —— 4-methyl-2-bromophosphinine 134654-75-4 C6H6BrP
    4-methyl-2-bromophosphinine
    —— [4-hydroxy-3,4,5-tris-(4-methoxy-phenyl)-3,4-dihydro-2<i>H</i>-pyrazol-3-yl]-(4-methoxy-phenyl)-methanone 54656-01-8 C32H30N2O6
    [4-hydroxy-3,4,5-tris-(4-methoxy-phenyl)-3,4-dihydro-2<i>H</i>-pyrazol-3-yl]-(4-methoxy-phenyl)-methanone
    —— 4-Thio-uridin-2'-phosphat 3590-51-0 C9H13N2O8PS
    4-Thio-uridin-2'-phosphat
    —— 4-(6-methyl-2-pyridinyl)-N-(4-((3-(2-((3-(1-piperazinyl)propyl)amino)-4-pyrimidinyl)-2-pyridinyl)oxy)phenyl)-1-phthalazinamine 945597-57-9 C36H36N10O
    4-(6-methyl-2-pyridinyl)-N-(4-((3-(2-((3-(1-piperazinyl)propyl)amino)-4-pyrimidinyl)-2-pyridinyl)oxy)phenyl)-1-phthalazinamine
    —— (4Z)-4-benzylidene-6,7-dimethoxy-3-phenyl-1H-isochromene 1354640-76-8 C24H22O3
    (4Z)-4-benzylidene-6,7-dimethoxy-3-phenyl-1H-isochromene
    —— 4-amino-naphthalene-1-sulfonic acid 4-methyl-thiazol-2-ylamide 22757-98-8 C14H13N3O2S2
    4-amino-naphthalene-1-sulfonic acid 4-methyl-thiazol-2-ylamide
    —— 4-(2-chloropyrimidin-5-yl)-N-(3-(4-cyclopropyl-4H-1,2,4-triazol-3-yl)phenyl)picolinamide 1262044-11-0 C21H16ClN7O
    4-(2-chloropyrimidin-5-yl)-N-(3-(4-cyclopropyl-4H-1,2,4-triazol-3-yl)phenyl)picolinamide
    —— 4-fluoro-N,N,2'-trimethyl-6',7'-dihydro-1'H-spiro[1-benzofuran-3,8'-chromeno[7,8-d]imidazole]-5'-carboxamide 1062271-76-4 C21H20FN3O3
    4-fluoro-N,N,2'-trimethyl-6',7'-dihydro-1'H-spiro[1-benzofuran-3,8'-chromeno[7,8-d]imidazole]-5'-carboxamide
    —— 4-amino-6-tert-butylcinnoline-3-carboxamide 1414956-51-6 C13H16N4O
    4-amino-6-tert-butylcinnoline-3-carboxamide
    —— 4-(1-cyclopropyl-2-oxoethoxy)-2-methylbenzonitrile 1079104-18-9 C13H13NO2
    4-(1-cyclopropyl-2-oxoethoxy)-2-methylbenzonitrile
    —— 4-Adamantan-1-yl-4-nitro-pentanoic acid ethyl ester 888030-21-5 C17H27NO4
    4-Adamantan-1-yl-4-nitro-pentanoic acid ethyl ester
    —— 4,6-bis(trimethylsilyloxy)-5H-pyrano[2,3-d:6,5-d']dipyrimidine 1021424-63-4 C15H22N4O3Si2
    4,6-bis(trimethylsilyloxy)-5H-pyrano[2,3-d:6,5-d']dipyrimidine
    —— 4-bromo-N-(4-hydroxybutyl)-N-(2-oxo-2-phenylethyl)benzenesulfonamide 1623433-74-8 C18H20BrNO4S
    4-bromo-N-(4-hydroxybutyl)-N-(2-oxo-2-phenylethyl)benzenesulfonamide
    —— 4-(4-fluoro-phenyl)-2,3-dimethyl-5-phenyl-thiazolium; iodide 27893-71-6 C17H15FNS*I
    4-(4-fluoro-phenyl)-2,3-dimethyl-5-phenyl-thiazolium; iodide
    —— 4-sec-butoxy-benzoic acid-(3-dimethylamino-1,1-dimethyl-propyl ester) 109469-17-2 C18H29NO3
    4-sec-butoxy-benzoic acid-(3-dimethylamino-1,1-dimethyl-propyl ester)
    —— 4-bromo-1-hydroxy-[2]naphthoic acid <i>o</i>-phenetidide 861047-71-4 C19H16BrNO3
    4-bromo-1-hydroxy-[2]naphthoic acid <i>o</i>-phenetidide
    —— 4-Cyano-N-cyclohexylmethyl-N-[4-(11β-fluoro-3,17β-dihydroxy-estra-1,3,5(10)-trien-7α-yl)-butyl]-benzamide 228567-63-3 C37H47FN2O3
    4-Cyano-N-cyclohexylmethyl-N-[4-(11β-fluoro-3,17β-dihydroxy-estra-1,3,5(10)-trien-7α-yl)-butyl]-benzamide
    —— 4-[4-[(E)-1-propenyl]benzenesulfonyl]-1-[1-(4-pyridyl)-4-piperidylmethyl]-2-piperazinone 239072-31-2 C24H30N4O3S
    4-[4-[(E)-1-propenyl]benzenesulfonyl]-1-[1-(4-pyridyl)-4-piperidylmethyl]-2-piperazinone
    —— 4-[6-(2,6-diethylphenyl)-2-methyl-3-({methyl-[(1R)-1,2,3,4-tetrahydronaphthalen-1-yl]-amino}-methyl)-pyridin-4-yl]-2-methylbutan-2-ol 693275-28-4 C33H44N2O
    4-[6-(2,6-diethylphenyl)-2-methyl-3-({methyl-[(1R)-1,2,3,4-tetrahydronaphthalen-1-yl]-amino}-methyl)-pyridin-4-yl]-2-methylbutan-2-ol
    —— 4-(diethoxyphosphoryl)-4-nitropentanoic acid 4-tertbutylphenyl ester 1528740-26-2 C19H30NO7P
    4-(diethoxyphosphoryl)-4-nitropentanoic acid 4-tertbutylphenyl ester
    —— [4]piperidyl-di-<i>o</i>-tolyl-methanol; hydrochloride 96967-07-6 C20H25NO*ClH
    [4]piperidyl-di-<i>o</i>-tolyl-methanol; hydrochloride
    —— 4-fluoro-2-iodo-5-methoxyphenylboronic acid 1227633-11-5 C7H7BFIO3
    4-fluoro-2-iodo-5-methoxyphenylboronic acid
    —— 4'-hydroxyspiro[cyclopentane-1,8'-8'H-pyrano[2,3-h]quinolin-2'(1'H)-one] 1173286-80-0 C16H15NO3
    4'-hydroxyspiro[cyclopentane-1,8'-8'H-pyrano[2,3-h]quinolin-2'(1'H)-one]