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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,4'-(4,5,6,7-tetrabromo-2-oxo-benzoimidazole-1,3-diyl)-bis-butyric acid 65563-03-3 C15H14Br4N2O5
    4,4'-(4,5,6,7-tetrabromo-2-oxo-benzoimidazole-1,3-diyl)-bis-butyric acid
    —— 4-Methylpent-3-enyl-4'-acetoxymethylcyclohex-3'-enylketon 27210-49-7 C16H24O3
    4-Methylpent-3-enyl-4'-acetoxymethylcyclohex-3'-enylketon
    —— 4-methylocta-2,7-diyn-4-ol 851315-19-0 C9H12O
    4-methylocta-2,7-diyn-4-ol
    —— 4,4-bis(ethylthio)-3-(2-methoxyphenyl)but-3-en-2-one 1426691-88-4 C15H20O2S2
    4,4-bis(ethylthio)-3-(2-methoxyphenyl)but-3-en-2-one
    —— 4-Methylbenzonitrilsulfid 71309-85-8 C8H7NS
    4-Methylbenzonitrilsulfid
    —— 4-[(1-Methylindol-7-yl)carbonyl]amino-3-methoxy-N-methyl-N-[4-methyl-2-(5-[4-methylpiperazin-1-yl)carbonylpent-1-yloxy]phenyl]benzamide hydrochloride 208768-44-9 C37H45N5O5*ClH
    4-[(1-Methylindol-7-yl)carbonyl]amino-3-methoxy-N-methyl-N-[4-methyl-2-(5-[4-methylpiperazin-1-yl)carbonylpent-1-yloxy]phenyl]benzamide hydrochloride
    —— 4-Amino-2-[2-(dimethylamino)ethyl]-1H-benzimidazole 208772-79-6 C11H16N4
    4-Amino-2-[2-(dimethylamino)ethyl]-1H-benzimidazole
    —— 4-chloro-7-(4-methoxy-3,5-dimethyl-pyridin-2-ylmethyl)-5-[(methyl-phenyl-amino)-methyl]-7H-pyrrolo[2,3-d]pyrimidin-2-ylamine 848694-55-3 C23H25ClN6O
    4-chloro-7-(4-methoxy-3,5-dimethyl-pyridin-2-ylmethyl)-5-[(methyl-phenyl-amino)-methyl]-7H-pyrrolo[2,3-d]pyrimidin-2-ylamine
    —— 4,5,7,8 d4-(S,4Z,7Z,11E)-methyl 12-((1S,2R,3R,5S)-3,5-bis(tert-butyldimethylsilyloxy)-2-((Z)-pent-2-enyl)cyclopentyl)-10-(tert-butyldimethylsilyloxy)dodeca-4,7,11-trienoate 1623791-14-9 C41H78O5Si3
    4,5,7,8 d4-(S,4Z,7Z,11E)-methyl 12-((1S,2R,3R,5S)-3,5-bis(tert-butyldimethylsilyloxy)-2-((Z)-pent-2-enyl)cyclopentyl)-10-(tert-butyldimethylsilyloxy)dodeca-4,7,11-trienoate
    —— 4-nitro-benzenesulfonic acid-(5-chloro-2,4-dinitro-anilide) 100399-03-9 C12H7ClN4O8S
    4-nitro-benzenesulfonic acid-(5-chloro-2,4-dinitro-anilide)
    —— (4R,5S)-4-(4,4-dimethyl-2-oxooxazolidine-3-carbonyl)-9,9-dimethyl-2-thioxo-1,7-dioxa-3-azaspiro[4.4]nonan-6-one 1254183-36-2 C14H18N2O6S
    (4R,5S)-4-(4,4-dimethyl-2-oxooxazolidine-3-carbonyl)-9,9-dimethyl-2-thioxo-1,7-dioxa-3-azaspiro[4.4]nonan-6-one
    —— 4-(tert-butoxycarbonyl-difluoro-methyl)-L-phenylalanine 222842-94-6 C15H19F2NO4
    4-(tert-butoxycarbonyl-difluoro-methyl)-L-phenylalanine
    —— (4R,5R,Z)-methyl 5-(furan-2-yl)-5-hydroxy-3-methoxy-4-methylpent-2-enoate 1379540-05-2 C12H16O5
    (4R,5R,Z)-methyl 5-(furan-2-yl)-5-hydroxy-3-methoxy-4-methylpent-2-enoate
    —— 4-(cyclopentylmethyl)-2-methoxy-1-nitro-1,4-dihydronaphthalene 345928-51-0 C17H21NO3
    4-(cyclopentylmethyl)-2-methoxy-1-nitro-1,4-dihydronaphthalene
    —— 4-bromo-6-fluoro-2-methyl-2H-indazole 1425932-77-9 C8H6BrFN2
    4-bromo-6-fluoro-2-methyl-2H-indazole
    —— 4-[3-(3,5-dichlorophenyl)-4,4,4-trifluoro-1-hydroxyiminobut-2-enyl]-2-methylbenzoic acid ethyl ester 1210963-12-4 C20H16Cl2F3NO3
    4-[3-(3,5-dichlorophenyl)-4,4,4-trifluoro-1-hydroxyiminobut-2-enyl]-2-methylbenzoic acid ethyl ester
    —— 4-Butan-2-yloxy-2-methylsulfanyl-7-nitroquinazoline 1606159-16-3 C13H15N3O3S
    4-Butan-2-yloxy-2-methylsulfanyl-7-nitroquinazoline
    —— 4-Benzyl-5-[2-(trifluoromethyl)phenyl]sulfonyl-1,3,4,6-tetrahydro-2,5-benzoxazocine 1333114-25-2 C24H22F3NO3S
    4-Benzyl-5-[2-(trifluoromethyl)phenyl]sulfonyl-1,3,4,6-tetrahydro-2,5-benzoxazocine
    —— 4-hydroxy-6-{2-[5-(trifluoromethyl)pyridin-3-yl]ethyl}pyridazin-3(2H)-one 1425511-09-6 C12H10F3N3O2
    4-hydroxy-6-{2-[5-(trifluoromethyl)pyridin-3-yl]ethyl}pyridazin-3(2H)-one
    —— 4-nitro-7-thiomorpholin-4-yl-2,1,3-benzoxadiazole 871510-38-2 C10H10N4O3S
    4-nitro-7-thiomorpholin-4-yl-2,1,3-benzoxadiazole
    —— (4-fluoro-2-iodophenyl)acetonitrile 70931-60-1 C8H5FIN
    (4-fluoro-2-iodophenyl)acetonitrile
    —— 4,4'-Bis<12''-(F-octyl)-11''-iodododecyl>-2,2'-bipyridine 140464-66-0 C50H52F34I2N2
    4,4'-Bis<12''-(F-octyl)-11''-iodododecyl>-2,2'-bipyridine
    —— 4-Nitro-1-(β-D-ribofuranosyl)-imidazol-5-formimidsaeure-methylester 20649-62-1 C10H14N4O7
    4-Nitro-1-(β-D-ribofuranosyl)-imidazol-5-formimidsaeure-methylester
    —— 4-Ethyl-4-<α-ureido-benzyl>-1.2-diphenyl-pyrazolidin-3.5-dion 14961-42-3 C25H24N4O3
    4-Ethyl-4-<α-ureido-benzyl>-1.2-diphenyl-pyrazolidin-3.5-dion
    —— 4',5'-Dichlor-2',3',6',7'-tetrahydroxy-fluoran 2603-40-9 C20H10Cl2O7
    4',5'-Dichlor-2',3',6',7'-tetrahydroxy-fluoran
    —— 4-(Cyano-ethoxycarbonyl-methylene)-1,4-dihydro-pyridine-2,6-dicarboxylic acid dimethyl ester 16834-03-0 C14H14N2O6
    4-(Cyano-ethoxycarbonyl-methylene)-1,4-dihydro-pyridine-2,6-dicarboxylic acid dimethyl ester
    —— 4-<3-Methoxy-propionylamino>-cis-menthan 3241-58-5 C14H27NO2
    4-<3-Methoxy-propionylamino>-cis-menthan
    —— 4-(triphenylstannyl)but-3-yn-1-ol 26340-35-2 C22H20OSn
    4-(triphenylstannyl)but-3-yn-1-ol
    —— (4R,8aS)-7-allyl-4-((tert-butyldimethylsilyl)oxy)-6,8a-dimethyl-3,4,6,7,8,8a-hexahydro-2H-spiro[naphthalene-1,2'-[1,3]dioxolane]-6,7-diol 917478-79-6 C23H40O5Si
    (4R,8aS)-7-allyl-4-((tert-butyldimethylsilyl)oxy)-6,8a-dimethyl-3,4,6,7,8,8a-hexahydro-2H-spiro[naphthalene-1,2'-[1,3]dioxolane]-6,7-diol
    —— 4-((E)-1-Methylsulfanyl-3-oxo-3-p-tolyl-propenylsulfanyl)-azetidin-2-one 72789-84-5 C14H15NO2S2
    4-((E)-1-Methylsulfanyl-3-oxo-3-p-tolyl-propenylsulfanyl)-azetidin-2-one
    —— 4-Aethoxy-2-benzyl-5-morpholino-2H-pyridazin-3-on 69123-88-2 C17H21N3O3
    4-Aethoxy-2-benzyl-5-morpholino-2H-pyridazin-3-on
    —— 4'-[(2-n-Butyl-benzimidazol-1-yl)-methyl]-4-bromo-biphenyl-2-carboxylic Acid 133143-97-2 C25H23BrN2O2
    4'-[(2-n-Butyl-benzimidazol-1-yl)-methyl]-4-bromo-biphenyl-2-carboxylic Acid
    —— 4'-Trifluoromethyl-biphenyl-2-carboxylic acid (2-pyridin-4-ylmethyl-1,2,3,4-tetrahydroisoquinolin-6-yl)-amide 186390-16-9 C29H24F3N3O
    4'-Trifluoromethyl-biphenyl-2-carboxylic acid (2-pyridin-4-ylmethyl-1,2,3,4-tetrahydroisoquinolin-6-yl)-amide
    —— 4-Nitro-benzoic acid (E)-(S)-1-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-hexadec-2-enyl ester 163212-19-9 C28H43NO6
    4-Nitro-benzoic acid (E)-(S)-1-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-hexadec-2-enyl ester
    —— 4-(dodecyloxy)phenylpentamethylguanidinium 4-(ocytloxy)benzenesulfonate 1380349-50-7 C14H21O4S*C24H44N3O
    4-(dodecyloxy)phenylpentamethylguanidinium 4-(ocytloxy)benzenesulfonate
    —— 4-[3-(4-Chloro-phenoxy)-2-hydroxy-propoxy]-benzoic acid allyl ester 60377-00-6 C19H19ClO5
    4-[3-(4-Chloro-phenoxy)-2-hydroxy-propoxy]-benzoic acid allyl ester
    —— 4'-[[methyl-[2-(trifluoromethyl)-4-quinazolinyl]amino]methyl][1,1'-biphenyl]-2-carboxylic acid 147972-24-5 C24H18F3N3O2
    4'-[[methyl-[2-(trifluoromethyl)-4-quinazolinyl]amino]methyl][1,1'-biphenyl]-2-carboxylic acid
    —— 4-(4'-ethyl-5,6-difluoro-4-hydroxy-biphenyl-3-yl)-butan-2-one 882427-88-5 C18H18F2O2
    4-(4'-ethyl-5,6-difluoro-4-hydroxy-biphenyl-3-yl)-butan-2-one
    —— 4'-iodo-N-methyl-4-nitrobenzenesulfonanilide 925459-68-3 C13H11IN2O4S
    4'-iodo-N-methyl-4-nitrobenzenesulfonanilide
    —— 4-Allylidentricyclo[5.2.1.02,6]decan 80118-79-2 C34H46O11
    4-Allylidentricyclo[5.2.1.02,6]decan
    —— (4-(3-((6aR,8S,9S,9aR)-9-(2-cyanoethoxy)-2,2,4,4-tetraisopropyltetrahydro-6H-furo[3,2-f][1,3,5,2,4]trioxadisilocin-8-yl)propyl)-1H-imidazol-1-yl)methyl pivalate 1346144-42-0 C32H57N3O7Si2
    (4-(3-((6aR,8S,9S,9aR)-9-(2-cyanoethoxy)-2,2,4,4-tetraisopropyltetrahydro-6H-furo[3,2-f][1,3,5,2,4]trioxadisilocin-8-yl)propyl)-1H-imidazol-1-yl)methyl pivalate
    —— (4S)-4-benzyl-3-[(2R)-3-(benzyloxy)-2-([1,1'-biphenyl-4-yl]methyl)propanoyl]-1,3-oxazolidin-2-one 855959-31-8 C33H31NO4
    (4S)-4-benzyl-3-[(2R)-3-(benzyloxy)-2-([1,1'-biphenyl-4-yl]methyl)propanoyl]-1,3-oxazolidin-2-one
    —— 4-Chlor-spiro<5,5>undecen-(3)-on-(2) 1781-80-2 C11H15ClO
    4-Chlor-spiro<5,5>undecen-(3)-on-(2)
    —— (4S)-4-benzyl-1-((S)-1-((S)-2-(((S)-5-benzyl-2-thioxoimidazolidin-1-yl)methyl)pyrrolidin-1-yl)-3-phenylpropan-2-yl)-3-(2-methylbutyl)imidazolidine-2-thione 1187045-59-5 C39H51N5S2
    (4S)-4-benzyl-1-((S)-1-((S)-2-(((S)-5-benzyl-2-thioxoimidazolidin-1-yl)methyl)pyrrolidin-1-yl)-3-phenylpropan-2-yl)-3-(2-methylbutyl)imidazolidine-2-thione
    —— 4-[bis(p-fluorophenyl)deuteriomethyl]-2-methyl-5-(phenylsulfanyl)-1,3-thiazole 1253755-30-4 C23H17F2NS2
    4-[bis(p-fluorophenyl)deuteriomethyl]-2-methyl-5-(phenylsulfanyl)-1,3-thiazole
    —— 4-Bromomethyl-2,6-bis-(4-trifluoromethoxy-phenyl)-pyrimidine 890137-59-4 C19H11BrF6N2O2
    4-Bromomethyl-2,6-bis-(4-trifluoromethoxy-phenyl)-pyrimidine
    —— 4,4,7,7-tetramethyl-deca-2,5,8-triyne 100721-15-1 C14H18
    4,4,7,7-tetramethyl-deca-2,5,8-triyne
    —— 4-(5-Methyl-2-oxopyrido[3,2-b]indol-1-yl)benzonitrile 698397-18-1 C19H13N3O
    4-(5-Methyl-2-oxopyrido[3,2-b]indol-1-yl)benzonitrile
    —— 4-((3aR,4R,5S,7R,7aS)-5-((tert-butyldimethylsilyl)oxy)-4-(2-hydroxyethyl)-7-methyl-1,3-dioxooctahydro-2H-4,7-epoxyisoindol-2-yl)-2-(trifluoromethyl)benzonitrile 1095187-94-2 C25H31F3N2O5Si
    4-((3aR,4R,5S,7R,7aS)-5-((tert-butyldimethylsilyl)oxy)-4-(2-hydroxyethyl)-7-methyl-1,3-dioxooctahydro-2H-4,7-epoxyisoindol-2-yl)-2-(trifluoromethyl)benzonitrile
    —— 4-O-Acetyl-3-brom-6-O-tosyl-2,3-didesoxy-D-arabino-hexopyranose 17326-99-7 C15H19BrO7S
    4-O-Acetyl-3-brom-6-O-tosyl-2,3-didesoxy-D-arabino-hexopyranose