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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-trifluoromethyl-2-nitro-5-(4-trifluoromethyl-piperidin-1-yl)aniline 1380921-26-5 C13H13F6N3O2
    4-trifluoromethyl-2-nitro-5-(4-trifluoromethyl-piperidin-1-yl)aniline
    —— (4-{3-[2-(3-trifluoromethyl-benzylamino)-pyrimidin-4-yl]-1H-pyrazolo[3,4-d]pyrimidin-6-ylamino}-cyclohexyl)-carbamic acid tert-butyl ester 1386399-56-9 C28H32F3N9O2
    (4-{3-[2-(3-trifluoromethyl-benzylamino)-pyrimidin-4-yl]-1H-pyrazolo[3,4-d]pyrimidin-6-ylamino}-cyclohexyl)-carbamic acid tert-butyl ester
    —— (4R,5R)-4-[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]-5-[(2S,4S)-4-ethoxyoxetan-2-yl]-2,2-dimethyl-1,3-dioxolane 123619-96-5 C15H26O6
    (4R,5R)-4-[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]-5-[(2S,4S)-4-ethoxyoxetan-2-yl]-2,2-dimethyl-1,3-dioxolane
    —— (4R)-4-[(4-chlorobenzoyl)amino]-5-oxo-5-(pentylamino)pentanoic acid 137795-21-2 C17H23ClN2O4
    (4R)-4-[(4-chlorobenzoyl)amino]-5-oxo-5-(pentylamino)pentanoic acid
    —— (4-Ethanesulfonyl-phenyl)-carbamic acid 2-allyl-4-methoxy-phenyl ester 30056-91-8 C19H21NO5S
    (4-Ethanesulfonyl-phenyl)-carbamic acid 2-allyl-4-methoxy-phenyl ester
    —— 4-{N'-[3-Carboxy-3-(2-hydroxy-1,1-bis-hydroxymethyl-ethylamino)-propionyl]-hydrazino}-2-(2-hydroxy-1,1-bis-hydroxymethyl-ethylamino)-4-oxo-butyric acid 53945-04-3 C16H30N4O12
    4-{N'-[3-Carboxy-3-(2-hydroxy-1,1-bis-hydroxymethyl-ethylamino)-propionyl]-hydrazino}-2-(2-hydroxy-1,1-bis-hydroxymethyl-ethylamino)-4-oxo-butyric acid
    —— (4aS,4bS,5R,7S,8aR,9R)-5,9-Dihydroxy-7-isopropyl-1,4a-dimethyl-tetradecahydro-phenanthrene-1-carboxylic acid methyl ester 21559-80-8 C21H36O4
    (4aS,4bS,5R,7S,8aR,9R)-5,9-Dihydroxy-7-isopropyl-1,4a-dimethyl-tetradecahydro-phenanthrene-1-carboxylic acid methyl ester
    —— 4-Chlor-9-brom-3-phenanthrol 17790-13-5 C14H8BrClO
    4-Chlor-9-brom-3-phenanthrol
    —— 4-Aethylamino-8-aethyl-7(8H)-pteridinon-6-carbonsaeureaethylester 2046-67-5 C13H17N5O3
    4-Aethylamino-8-aethyl-7(8H)-pteridinon-6-carbonsaeureaethylester
    —— 4-Dimethylamino-8-methyl-7(8H)-pteridinon-6-carbonsaeure 2235-77-0 C10H11N5O3
    4-Dimethylamino-8-methyl-7(8H)-pteridinon-6-carbonsaeure
    —— 4b,8b,8c,9-Tetramethyl-1,4b,5,8,8b,8c-hexahydro-dibenzo[a,e]cyclopropa[cd]pentalen-2,2,3,3,6,6,7,7-octacarbonitrile 33372-31-5 C28H20N8
    4b,8b,8c,9-Tetramethyl-1,4b,5,8,8b,8c-hexahydro-dibenzo[a,e]cyclopropa[cd]pentalen-2,2,3,3,6,6,7,7-octacarbonitrile
    —— 4-<sup>14</sup>C-Pregn-4-en-3,12-15,20-tetraon 24377-14-8 C21H26O4
    4-<sup>14</sup>C-Pregn-4-en-3,12-15,20-tetraon
    —— ((4aR,6S,7R,8R,8aS)-7-Acetylamino-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy)-acetic acid methyl ester 23179-09-1 C19H25NO8
    ((4aR,6S,7R,8R,8aS)-7-Acetylamino-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy)-acetic acid methyl ester
    —— 4-Fluorosulfonyl-benzenesulfonic acid 1-formyl-isoquinolin-5-yl ester 40068-08-4 C16H10FNO6S2
    4-Fluorosulfonyl-benzenesulfonic acid 1-formyl-isoquinolin-5-yl ester
    —— 4-[3-(2-methoxy-phenoxy)-pyrrolidin-1-yl]-1-{4-[3-(2-methoxy-phenoxy)-pyrrolidin-1-yl]-phenyl}-butan-1-one 23191-57-3 C32H38N2O5
    4-[3-(2-methoxy-phenoxy)-pyrrolidin-1-yl]-1-{4-[3-(2-methoxy-phenoxy)-pyrrolidin-1-yl]-phenyl}-butan-1-one
    —— 4,5-Dimethyl-2-nitro-N-phenylanilin 52753-15-8 C14H14N2O2
    4,5-Dimethyl-2-nitro-N-phenylanilin
    —— 4-Chloro-3-(2-ethyl-butylamino)-5-sulfamoyl-benzoic acid 30057-33-1 C13H19ClN2O4S
    4-Chloro-3-(2-ethyl-butylamino)-5-sulfamoyl-benzoic acid
    —— 4-[2-(1-methyl-1,4,5,6-tetrahydro-pyrimidin-2-yl)-vinyl]-benzene-1,2-diol 46827-33-2 C13H16N2O2
    4-[2-(1-methyl-1,4,5,6-tetrahydro-pyrimidin-2-yl)-vinyl]-benzene-1,2-diol
    —— 4-Benzoyl-Δ<sup>2</sup>-pyrazolin-5-on 33064-03-8 C10H8N2O2
    4-Benzoyl-Δ<sup>2</sup>-pyrazolin-5-on
    —— 4,2',4'-trimethyl-1<i>H</i>,1'<i>H</i>-2,5'-methanediyl-bis-pyrrole-3-carboxylic acid diethyl ester 30103-21-0 C18H24N2O4
    4,2',4'-trimethyl-1<i>H</i>,1'<i>H</i>-2,5'-methanediyl-bis-pyrrole-3-carboxylic acid diethyl ester
    —— (4aR,6S,7S,8S,8aS)-8-Ethyl-6-methoxy-2,7-diphenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-ol 34001-12-2 C22H26O5
    (4aR,6S,7S,8S,8aS)-8-Ethyl-6-methoxy-2,7-diphenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-ol
    —— 4-Nitro-benzoic acid (3aR,6S,6aR)-2,2,6-trimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-6-yl ester 32445-83-3 C15H17NO7
    4-Nitro-benzoic acid (3aR,6S,6aR)-2,2,6-trimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-6-yl ester
    —— [4-Hydroxy-2-(4-hydroxy-phenylamino)-quinolin-3-yl]-phenyl-methanone 24844-83-5 C22H16N2O3
    [4-Hydroxy-2-(4-hydroxy-phenylamino)-quinolin-3-yl]-phenyl-methanone
    —— (4-nitronaphthalen-1-yl)diphenylphosphine oxide 1123182-99-9 C22H16NO3P
    (4-nitronaphthalen-1-yl)diphenylphosphine oxide
    —— (4S,5S)-1-(2-benzyloxy-3,4-dimethoxyphenethyl)-5-ethyl-2-oxo-4-piperidineacetic acid ethyl ester 57130-37-7 C28H37NO6
    (4S,5S)-1-(2-benzyloxy-3,4-dimethoxyphenethyl)-5-ethyl-2-oxo-4-piperidineacetic acid ethyl ester
    —— 4-[Dimethyl-(1,1,2-trimethyl-propyl)-silanyloxymethyl]-2-hydroxy-pent-4-enoic acid methyl ester 133833-38-2 C15H30O4Si
    4-[Dimethyl-(1,1,2-trimethyl-propyl)-silanyloxymethyl]-2-hydroxy-pent-4-enoic acid methyl ester
    —— 4-Benzyl-1,1,3,3,7-pentamethyl-1,2,3,4-tetrahydro-pyrrolo[3,4-b]indole; hydrochloride 27321-30-8 C22H26N2*ClH
    4-Benzyl-1,1,3,3,7-pentamethyl-1,2,3,4-tetrahydro-pyrrolo[3,4-b]indole; hydrochloride
    —— 4-(2-diethylamino-ethylidene)-5-diethylaminomethyl-6-phenyl-tetrahydro-pyrimidine-2-thione 30539-95-8 C21H34N4S
    4-(2-diethylamino-ethylidene)-5-diethylaminomethyl-6-phenyl-tetrahydro-pyrimidine-2-thione
    —— 4-(2,4-Dimethoxy-benzoyl)-3-hydroxy-5H-furan-2-one 35998-43-7 C13H12O6
    4-(2,4-Dimethoxy-benzoyl)-3-hydroxy-5H-furan-2-one
    —— 4-methoxy-9-oxo-xanthene-2-carboxylic acid 41146-91-2 C15H10O5
    4-methoxy-9-oxo-xanthene-2-carboxylic acid
    —— 4-acetyl-5-benzyloxy-indole-2-carboxylic acid ethyl ester 31720-92-0 C20H19NO4
    4-acetyl-5-benzyloxy-indole-2-carboxylic acid ethyl ester
    —— 4-(2,3-dimethyl-anilino)-1-phenyl-pyrrole-3-carboxylic acid ethyl ester 37154-67-9 C21H22N2O2
    4-(2,3-dimethyl-anilino)-1-phenyl-pyrrole-3-carboxylic acid ethyl ester
    —— 4-<i>sec</i>-butoxy-butan-2-ol 24675-06-7 C8H18O2
    4-<i>sec</i>-butoxy-butan-2-ol
    —— 4-(4-tert-butylphenyl)-2-phenylbenzo[f]isoindole-1,3-dione 870105-29-6 C28H23NO2
    4-(4-tert-butylphenyl)-2-phenylbenzo[f]isoindole-1,3-dione
    —— 4-(3,5-dimethoxy-4-phenylaminomethyl-phenoxy)-butyric acid 936017-62-8 C19H23NO5
    4-(3,5-dimethoxy-4-phenylaminomethyl-phenoxy)-butyric acid
    —— 4-(4-(4-acrylamido-1-methyl-1H-pyrrole-2-carboxamido)-1-methyl-1H-pyrrole-2-carboxamido)butanoic acid 1335228-82-4 C19H23N5O5
    4-(4-(4-acrylamido-1-methyl-1H-pyrrole-2-carboxamido)-1-methyl-1H-pyrrole-2-carboxamido)butanoic acid
    —— 4-(4-fluorobenzyl)-2-isopropenyloxazole 500367-36-2 C13H12FNO
    4-(4-fluorobenzyl)-2-isopropenyloxazole
    —— 4-(iodomethyl)oxazole 1436856-58-4 C4H4INO
    4-(iodomethyl)oxazole
    —— 4,6-dimethoxy-6-methoxycarbonylethynyl-2-phenyl-4a<i>H</i>,6<i>H</i>-[1,3]oxazino[2,3-<i>f</i>][1,2,4]triazine-7,8-dicarboxylic acid dimethyl ester 65960-82-9 C22H21N3O9
    4,6-dimethoxy-6-methoxycarbonylethynyl-2-phenyl-4a<i>H</i>,6<i>H</i>-[1,3]oxazino[2,3-<i>f</i>][1,2,4]triazine-7,8-dicarboxylic acid dimethyl ester
    —— 4-(bis(4-methoxyphenyl)methylene)-2,2-dimethyl-3-(propan-2-ylidene)-5-propyl-3,4-dihydro-H-pyrrole 1028333-77-8 C27H33NO2
    4-(bis(4-methoxyphenyl)methylene)-2,2-dimethyl-3-(propan-2-ylidene)-5-propyl-3,4-dihydro-H-pyrrole
    —— 4-(4-chloro-benzenesulfonyl)-2-methyl-phenol 874526-79-1 C13H11ClO3S
    4-(4-chloro-benzenesulfonyl)-2-methyl-phenol
    —— 4-methyl-N-[5-(2-methyl-[1,3]dioxolan-2-yl)furan-2-ylmethyl]-N-prop-2-ynylbenzene-sulfonamide 1005212-35-0 C19H21NO5S
    4-methyl-N-[5-(2-methyl-[1,3]dioxolan-2-yl)furan-2-ylmethyl]-N-prop-2-ynylbenzene-sulfonamide
    —— 4-methyl-7,7-diphenyl-3-(phenyldiazenyl)-1,2-dihydroimidazo[2,1-c][1,2,4]triazin-6(7H)-one 1332697-70-7 C24H20N6O
    4-methyl-7,7-diphenyl-3-(phenyldiazenyl)-1,2-dihydroimidazo[2,1-c][1,2,4]triazin-6(7H)-one
    —— 4-O-allylacetophenone oxime benzoyl ester 1365655-56-6 C18H17NO3
    4-O-allylacetophenone oxime benzoyl ester
    —— 4-<(N-isopropylimino)methyl>-2,6-di-tert-butylphenol 30829-34-6 C18H29NO
    4-<(N-isopropylimino)methyl>-2,6-di-tert-butylphenol
    —— 4,4,8,8,12,12-hexamethyl-2-(9-phenyl-9H-carbazol-3-yl)-4H,8H,12H-12c-azadibenzo[cd,mn]pyrene 1333316-09-8 C45H38N2
    4,4,8,8,12,12-hexamethyl-2-(9-phenyl-9H-carbazol-3-yl)-4H,8H,12H-12c-azadibenzo[cd,mn]pyrene
    —— 4-[4-decyl-1-(2-phenoxy-ethyl)-piperidin-4-yl]-morpholine 13697-52-4 C27H46N2O2
    4-[4-decyl-1-(2-phenoxy-ethyl)-piperidin-4-yl]-morpholine
    —— 4-(2-Oxo-1,2,3,4-tetrahydro-quinolin-6-yloxy)-butyric acid 2-hydroxy-ethyl ester 68749-42-8 C15H19NO5
    4-(2-Oxo-1,2,3,4-tetrahydro-quinolin-6-yloxy)-butyric acid 2-hydroxy-ethyl ester
    —— 4-((3aR,6aS)-2-Oxo-hexahydro-pyrrolo[3,4-d]imidazol-5-yl)-butyronitrile; hydrochloride 30341-71-0 C9H14N4O*ClH
    4-((3aR,6aS)-2-Oxo-hexahydro-pyrrolo[3,4-d]imidazol-5-yl)-butyronitrile; hydrochloride
    —— 4,6,7-Trihydroxy-4'-methoxy-auron 23045-78-5 C16H12O6
    4,6,7-Trihydroxy-4'-methoxy-auron