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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-[3-(4-Hydroxy-but-1-ynyl)-quinoxalin-2-yl]-but-3-yn-1-ol 75163-19-8 C16H14N2O2
    4-[3-(4-Hydroxy-but-1-ynyl)-quinoxalin-2-yl]-but-3-yn-1-ol
    —— 4-(5,6,8,9,10,11-Hexahydro-8,8,11,11-tetramethylanthra [1,2-b]pyridin-2-yl)benzoic acid 158302-63-7 C28H29NO2
    4-(5,6,8,9,10,11-Hexahydro-8,8,11,11-tetramethylanthra [1,2-b]pyridin-2-yl)benzoic acid
    —— (4S,5S)-5-Butyl-4-hydroxymethyl-4-methyl-[1,3]dioxolan-2-one 121802-32-2 C9H16O4
    (4S,5S)-5-Butyl-4-hydroxymethyl-4-methyl-[1,3]dioxolan-2-one
    —— 4-phenyl-4-[3-chlorobenzyloxymethyl]-piperidine hydrochloride 160376-47-6 C19H22ClNO*ClH
    4-phenyl-4-[3-chlorobenzyloxymethyl]-piperidine hydrochloride
    —— 4-chloro-1-(cyclopropylmethyl)-5-(4-{[4-(pyridin-3-ylcarbonyl)piperazin-1-yl]methyl}phenyl)-1H-benzotriazole 1408245-80-6 C27H27ClN6O
    4-chloro-1-(cyclopropylmethyl)-5-(4-{[4-(pyridin-3-ylcarbonyl)piperazin-1-yl]methyl}phenyl)-1H-benzotriazole
    —— 4-chloro-5-(4-methoxyphenyl)-1-methyl-3-phenyl-1H-pyrazolo[3,4-c]pyridazine 1404504-27-3 C19H15ClN4O
    4-chloro-5-(4-methoxyphenyl)-1-methyl-3-phenyl-1H-pyrazolo[3,4-c]pyridazine
    —— 4-(3-{5-[(3-methoxyphenoxy)methyl]-1-methyl-1H-pyrazol-4-yl}-1,2,4-oxadiazol-5-yl)benzenesulfonamide 1359028-23-1 C20H19N5O5S
    4-(3-{5-[(3-methoxyphenoxy)methyl]-1-methyl-1H-pyrazol-4-yl}-1,2,4-oxadiazol-5-yl)benzenesulfonamide
    —— [4-[2-(3-Chlorophenyl)tetrazole-5-carbonyl]-3,3-dimethylpiperazin-1-yl]-(6-methoxypyridin-2-yl)methanone 1443757-74-1 C21H22ClN7O3
    [4-[2-(3-Chlorophenyl)tetrazole-5-carbonyl]-3,3-dimethylpiperazin-1-yl]-(6-methoxypyridin-2-yl)methanone
    —— 4,4a,5,6,7,8-Hexahydro-6-(2-oxo-cyclopentyl)-3H-naphthalinon-(2) 3203-06-3 C15H20O2
    4,4a,5,6,7,8-Hexahydro-6-(2-oxo-cyclopentyl)-3H-naphthalinon-(2)
    —— 4<i>c</i>-[3-(4-bromo-phenyl)-5-methyl-[1,4,2]dioxazol-5-yl]-but-3-en-2-one 66310-20-1 C13H12BrNO3
    4<i>c</i>-[3-(4-bromo-phenyl)-5-methyl-[1,4,2]dioxazol-5-yl]-but-3-en-2-one
    —— 4-bromo-2-(((5-mercapto-1,3,4-thiadiazol-2-yl)imino)methyl)phenol 304003-94-9 C9H6BrN3OS2
    4-bromo-2-(((5-mercapto-1,3,4-thiadiazol-2-yl)imino)methyl)phenol
    —— (4-Bromo-phenyl)-(1,4,5,6,7,7-hexachloro-bicyclo[2.2.1]hept-5-en-2-yl)-methanone 113343-84-3 C14H7BrCl6O
    (4-Bromo-phenyl)-(1,4,5,6,7,7-hexachloro-bicyclo[2.2.1]hept-5-en-2-yl)-methanone
    —— 4-(3-Fluoro-4-methoxybenzoyl)-3-hydroxy-5-(3-hydroxyphenyl)-1-[3-(4-morpholinyl)propyl]-1,5-dihydro-2H-pyrrol-2-one 618073-00-0 C25H27FN2O6
    4-(3-Fluoro-4-methoxybenzoyl)-3-hydroxy-5-(3-hydroxyphenyl)-1-[3-(4-morpholinyl)propyl]-1,5-dihydro-2H-pyrrol-2-one
    —— 4-(5-hydroxy-6,7,8,9-tetrahydro-5H-benzocyclohepten-5-yl)-butyric acid methyl ester 101277-30-9 C16H22O3
    4-(5-hydroxy-6,7,8,9-tetrahydro-5H-benzocyclohepten-5-yl)-butyric acid methyl ester
    —— 4-[7-({[1-(aminomethyl)cyclopropyl]methyl}oxy)-2-(4-amino-1,2,5-oxadiazol-3-yl)-1-ethyl-1 H-imidazo[4,5-c]pyridin-4-yl]-2-methyl-3-butyn-2-ol 936941-68-3 C20H25N7O3
    4-[7-({[1-(aminomethyl)cyclopropyl]methyl}oxy)-2-(4-amino-1,2,5-oxadiazol-3-yl)-1-ethyl-1 H-imidazo[4,5-c]pyridin-4-yl]-2-methyl-3-butyn-2-ol
    —— 4-Benzyl-N-methyl-isochinoliniumiodid 17054-55-6 C17H16N*I
    4-Benzyl-N-methyl-isochinoliniumiodid
    —— 4-chloro-5-cyclopropyl-2H-pyrazole-3-carboxylic acid ethyl ester 1310350-97-0 C9H11ClN2O2
    4-chloro-5-cyclopropyl-2H-pyrazole-3-carboxylic acid ethyl ester
    —— 4-(5-fluoro-1H-indol-3-yl)chroman-2-one 1582285-42-4 C17H12FNO2
    4-(5-fluoro-1H-indol-3-yl)chroman-2-one
    —— 4-amino-6-(p-nitrophenyl)-5-cyano-2-phenyl-1,6-dihydropyrimidine 89059-01-8 C17H13N5O2
    4-amino-6-(p-nitrophenyl)-5-cyano-2-phenyl-1,6-dihydropyrimidine
    —— 4-Phenylseleno-2,6-diamino-pyridin 16052-08-7 C11H11N3Se
    4-Phenylseleno-2,6-diamino-pyridin
    —— 4,5α-epoxy-8β-iodo-3-methoxy-17-methyl-morphin-6-ene 29722-68-7 C18H20INO2
    4,5α-epoxy-8β-iodo-3-methoxy-17-methyl-morphin-6-ene
    —— 4-(4-fluorophenoxy)pyridine-2-carboxylic acid ((S)-1-piperidin-3-ylmethyl)amide trifluoroacetate 1336910-89-4 C2HF3O2*C18H20FN3O2
    4-(4-fluorophenoxy)pyridine-2-carboxylic acid ((S)-1-piperidin-3-ylmethyl)amide trifluoroacetate
    —— 4-[5-chloro-4-(3-fluoro-4-methoxy-phenyl)-thiophene-2-sulfonylamino]-2-hydroxy-benzoic acid 1353434-71-5 C18H13ClFNO6S2
    4-[5-chloro-4-(3-fluoro-4-methoxy-phenyl)-thiophene-2-sulfonylamino]-2-hydroxy-benzoic acid
    —— 4-bromo-5-hydroxy-1-methyl-1H-pyrrol-2(5H)-one 1258849-40-9 C5H6BrNO2
    4-bromo-5-hydroxy-1-methyl-1H-pyrrol-2(5H)-one
    —— 4,5-Dimethyl-hept-4-en-6-insaeure 816-70-6 C9H12O2
    4,5-Dimethyl-hept-4-en-6-insaeure
    —— [4-(2-Dimethylamino-ethoxy)-phenylsulfanyl]-acetic acid 3-hydroxy-2,4,7,14-tetramethyl-9-oxo-4-vinyl-tricyclo[5.4.3.01,8]tetradec-6-yl ester 42301-95-1 C32H47NO5S
    [4-(2-Dimethylamino-ethoxy)-phenylsulfanyl]-acetic acid 3-hydroxy-2,4,7,14-tetramethyl-9-oxo-4-vinyl-tricyclo[5.4.3.01,8]tetradec-6-yl ester
    —— (4<i>S</i>)-2<i>c</i>-((<i>S</i>)-<i>tert</i>-butoxycarbonyl-phthalimido-methyl)-5,5-dimethyl-thiazolidine-4<i>r</i>-carboxylic acid 59168-65-9 C20H24N2O6S
    (4<i>S</i>)-2<i>c</i>-((<i>S</i>)-<i>tert</i>-butoxycarbonyl-phthalimido-methyl)-5,5-dimethyl-thiazolidine-4<i>r</i>-carboxylic acid
    —— [4-Methyl-2-(3-methylbutoxy)phenyl]methanamine 1249299-60-2 C13H21NO
    [4-Methyl-2-(3-methylbutoxy)phenyl]methanamine
    —— [4-allyloxy-4-(3,3-dimethylcycloprop-1-enyl)butoxymethyl]benzene 1245616-42-5 C19H26O2
    [4-allyloxy-4-(3,3-dimethylcycloprop-1-enyl)butoxymethyl]benzene
    —— 4-ethoxycarbonyl-2,6-bis(pyridin-4-yl)pyridine N-oxide 1286763-59-4 C18H15N3O3
    4-ethoxycarbonyl-2,6-bis(pyridin-4-yl)pyridine N-oxide
    —— 4-[(5-((N-pyridin-3-yl-carbonyl)-N-methyl-amino)-1-methyl-1H-benzimidazol-2-yl)-methyl]-benzamidine-hydrochloride 236414-94-1 C23H22N6O*ClH
    4-[(5-((N-pyridin-3-yl-carbonyl)-N-methyl-amino)-1-methyl-1H-benzimidazol-2-yl)-methyl]-benzamidine-hydrochloride
    —— 4-[4-(3,4-Methylenedioxybenzyl)-5-methyl-thieno-[2,3-d]-pyrimidin-2-yl]-benzoic acid 1139127-67-5 C22H16N2O4S
    4-[4-(3,4-Methylenedioxybenzyl)-5-methyl-thieno-[2,3-d]-pyrimidin-2-yl]-benzoic acid
    —— 4-hydroxy-1-(4-sulphophenyl)-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole 776325-74-7 C17H13N5O6S
    4-hydroxy-1-(4-sulphophenyl)-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole
    —— 4-propyl-2-trichloromethyl-[1,3]dioxolane 6543-01-7 C7H11Cl3O2
    4-propyl-2-trichloromethyl-[1,3]dioxolane
    —— 4-chloro-6-ethoxy-5-(4-ethoxy-benzyl)-2-methylsulfanyl-pyrimidine 30837-96-8 C16H19ClN2O2S
    4-chloro-6-ethoxy-5-(4-ethoxy-benzyl)-2-methylsulfanyl-pyrimidine
    —— 4,4'-Dibutyryl-biphenyl 20176-47-0 C20H22O2
    4,4'-Dibutyryl-biphenyl
    —— 4-(2-chlorophenylmethanesulfonylamino)pyridine-2-carboxylic acid hydroxyamide hydrochloride 1431468-86-8 C13H12ClN3O4S*ClH
    4-(2-chlorophenylmethanesulfonylamino)pyridine-2-carboxylic acid hydroxyamide hydrochloride
    —— [4,5,2',3'',6''-[<sup>3</sup>H]]-ethyl 3-(3-benzyl-1-(pyridin-2-ylmethyl)thioureido)-1H-pyrrole-2-carboxylate 1426926-08-0 C21H20N4O3S
    [4,5,2',3'',6''-[<sup>3</sup>H]]-ethyl 3-(3-benzyl-1-(pyridin-2-ylmethyl)thioureido)-1H-pyrrole-2-carboxylate
    —— 4-Vinyl-2,5-dicarbethoxycyclopentan-1-on 480441-03-0 C13H18O5
    4-Vinyl-2,5-dicarbethoxycyclopentan-1-on
    —— (4R,8S)-4,11-bis(benzyloxy)-8-[(tert-butyldimethylsilyl)oxy]undec-1-yn-6-one 570397-48-7 C31H44O4Si
    (4R,8S)-4,11-bis(benzyloxy)-8-[(tert-butyldimethylsilyl)oxy]undec-1-yn-6-one
    —— 4-Diphenylamino-2,3-dihydro-3-hydroxy-6-methyl-3-phenyl-1-(p-tolyl)-1H-pyrrolo<2,3-b>chinolin 98569-80-3 C37H31N3O
    4-Diphenylamino-2,3-dihydro-3-hydroxy-6-methyl-3-phenyl-1-(p-tolyl)-1H-pyrrolo<2,3-b>chinolin
    —— 4,4-Dimethyl-1,2-thiazetidine 1,1-dioxide 132815-73-7 C4H9NO2S
    4,4-Dimethyl-1,2-thiazetidine 1,1-dioxide
    —— (4-butoxyphenyl) 4-[5-[4-(4-butoxyphenoxy)carbonylphenoxy]pentoxy]benzoate 87450-17-7 C39H44O8
    (4-butoxyphenyl) 4-[5-[4-(4-butoxyphenoxy)carbonylphenoxy]pentoxy]benzoate
    —— 4,5-dimethoxy-3-(4'-methoxyphenyl)phthalide 117671-67-7 C17H16O5
    4,5-dimethoxy-3-(4'-methoxyphenyl)phthalide
    —— 4-(5-chloro-2-methoxy-phenylazo)-3-hydroxy-[2]naphthoic acid anilide 67119-80-6 C24H18ClN3O3
    4-(5-chloro-2-methoxy-phenylazo)-3-hydroxy-[2]naphthoic acid anilide
    —— 4-bromo-2-n-propoxycarbonyl-thiophen-3-yl-sulphonyl isocyanate 1231421-63-8 C9H8BrNO5S2
    4-bromo-2-n-propoxycarbonyl-thiophen-3-yl-sulphonyl isocyanate
    —— 4-C-ethynyl-1,2-O-isopropylidene-3,5-di-O-p-methoxybenzyl-α-D-ribo-pentofuranose 225233-51-2 C26H30O7
    4-C-ethynyl-1,2-O-isopropylidene-3,5-di-O-p-methoxybenzyl-α-D-ribo-pentofuranose
    —— 4-Propionoxybutyl p-Iodobenzoate 14091-52-2 C14H17IO4
    4-Propionoxybutyl p-Iodobenzoate
    —— 4-[(3S,4R)-3-(3-Fluoro-phenyl)-4-formyl-pyrrolidin-1-ylmethyl]-tetrahydro-pyran-4-carboxylic acid benzyl ester 573658-87-4 C25H28FNO4
    4-[(3S,4R)-3-(3-Fluoro-phenyl)-4-formyl-pyrrolidin-1-ylmethyl]-tetrahydro-pyran-4-carboxylic acid benzyl ester
    —— 4-(4-{[(4'-ethylbiphenyl-2-yl)amino]carbonyl}-1,3-thiazol-2-yl)-piperidin 1070157-58-2 C23H25N3OS
    4-(4-{[(4'-ethylbiphenyl-2-yl)amino]carbonyl}-1,3-thiazol-2-yl)-piperidin