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中文名称 英文名称 CAS号 化学式 结构式图片
—— 4,4,9-Trimethyl-4a,9-dihydro-4H-2-oxa-9-aza-cyclopenta[b]fluorene-1,3-dione 125061-28-1 C17H15NO3
4,4,9-Trimethyl-4a,9-dihydro-4H-2-oxa-9-aza-cyclopenta[b]fluorene-1,3-dione
—— 4, 4-difluorocyclohexanamine tosic salt 790254-37-4 C6H11F2N*C7H8O3S
4, 4-difluorocyclohexanamine tosic salt
—— 4-(4-methoxyphenyl)-3-(3-(trifluoromethyl)phenyl)-1,2-dihydronaphthalene 1449689-65-9 C24H19F3O
4-(4-methoxyphenyl)-3-(3-(trifluoromethyl)phenyl)-1,2-dihydronaphthalene
—— 4-(2-methyl-3-(2-(pyridin-2-yl)acetamido)phenyl)-7-(4-methylpiperazine-1-carbonyl)-9H-carbazole-1-carboxamide 1231884-24-4 C33H32N6O3
4-(2-methyl-3-(2-(pyridin-2-yl)acetamido)phenyl)-7-(4-methylpiperazine-1-carbonyl)-9H-carbazole-1-carboxamide
—— 4-(5,7-Dimethyl-2-benzofuranyl)-piperidin 72604-18-3 C15H19NO
4-(5,7-Dimethyl-2-benzofuranyl)-piperidin
—— 4-Amino-6-methylthio-2-(1-(3-bromo-7-chlorothieno[2,3-c]pyridin-5-yl)ethyl)thio-pyrimidine 1097903-17-7 C14H12BrClN4S3
4-Amino-6-methylthio-2-(1-(3-bromo-7-chlorothieno[2,3-c]pyridin-5-yl)ethyl)thio-pyrimidine
—— 4'-[[2-n-Butyl-6-(3-benzyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinon-1-yl)-benzimidazol-1-yl]methyl]biphenyl-2-carboxylic acid 141837-99-2 C36H36N4O3
4'-[[2-n-Butyl-6-(3-benzyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinon-1-yl)-benzimidazol-1-yl]methyl]biphenyl-2-carboxylic acid
—— (4-((dibenzylamino)methyl)piperidin-1-yl)(phenyl)methanone 1403470-37-0 C27H30N2O
(4-((dibenzylamino)methyl)piperidin-1-yl)(phenyl)methanone
—— 4-[2-(4-methylanilino)-1,3-thiazol-4-yl]-3-(4-methylphenyl)oxadiazol-3-ium-5-olate 76254-52-9 C19H16N4O2S
4-[2-(4-methylanilino)-1,3-thiazol-4-yl]-3-(4-methylphenyl)oxadiazol-3-ium-5-olate
—— 4-(3-benzamidophenyl)-1-[5-O-(4,4'-dimethoxy-trityl)-2-O,4-C-methylene-β-D-ribofuranosyl]-2-pyridone 1029931-20-1 C45H40N2O8
4-(3-benzamidophenyl)-1-[5-O-(4,4'-dimethoxy-trityl)-2-O,4-C-methylene-β-D-ribofuranosyl]-2-pyridone
—— 4-(2-propynyloxy)butan-1-O-(2-cyanoethyl-N,N-diisopropyl)phosphoramidite 1173382-08-5 C16H29N2O3P
4-(2-propynyloxy)butan-1-O-(2-cyanoethyl-N,N-diisopropyl)phosphoramidite
—— 4-Brom-2'-phthalimino-benzophenon 102703-55-9 C21H12BrNO3
4-Brom-2'-phthalimino-benzophenon
—— 4,7-bis[(4-bromomethyl)phenyl]-2,1,3-benzothiadiazole 886444-86-6 C20H14Br2N2S
4,7-bis[(4-bromomethyl)phenyl]-2,1,3-benzothiadiazole
—— 4-(4-methylphenylmethyl)-5-isopropyl-1H-pyrazol-3-yl 2,3,4,6-tetra-O-acetyl-β-d-glucopyranoside 1410807-73-6 C28H36N2O10
4-(4-methylphenylmethyl)-5-isopropyl-1H-pyrazol-3-yl 2,3,4,6-tetra-O-acetyl-β-d-glucopyranoside
—— (4-acetylamino-[1]naphthyl)-arsonic acid 856205-42-0 C12H12AsNO4
(4-acetylamino-[1]naphthyl)-arsonic acid
—— (4S,5S)-4-isobutyl-5-(6-methyl-3-oxoheptyl)oxazolidin-2-one ethylene ketal 109864-60-0 C17H31NO4
(4S,5S)-4-isobutyl-5-(6-methyl-3-oxoheptyl)oxazolidin-2-one ethylene ketal
—— 4-(4-bromophenyl)-5-phenyl-3-(2,3,4,6-tetra-O-acetyl-β-D-1-thioglucopyranose)-1,2,4-triazole 1516888-34-8 C28H28BrN3O9S
4-(4-bromophenyl)-5-phenyl-3-(2,3,4,6-tetra-O-acetyl-β-D-1-thioglucopyranose)-1,2,4-triazole
—— 4,4'-dinitro-1,1'-binaphthyl 73466-60-1 C20H12N2O4
4,4'-dinitro-1,1'-binaphthyl
—— 4-Dedimethylamino-4-methylpropylamino-6-demethyl-tetracyclin 1108-72-1 C23H26N2O8
4-Dedimethylamino-4-methylpropylamino-6-demethyl-tetracyclin
—— (4a<i>S</i>)-4<i>c</i>-dimethylamino-3,10,12,12a-tetrahydroxy-6<i>t</i>-methyl-1,11-dioxo-(4a<i>r</i>,5a<i>c</i>,12a<i>c</i>)-1,4,4a,5,5a,6,11,12a-octahydro-naphthacene-2-carboxylic acid amide; hydrochloride 51025-87-7 C22H24N2O7*ClH
(4a<i>S</i>)-4<i>c</i>-dimethylamino-3,10,12,12a-tetrahydroxy-6<i>t</i>-methyl-1,11-dioxo-(4a<i>r</i>,5a<i>c</i>,12a<i>c</i>)-1,4,4a,5,5a,6,11,12a-octahydro-naphthacene-2-carboxylic acid amide; hydrochloride
—— 4-Nitro-(2,3,4,5-<sup>14</sup>C)toluol 20573-77-7 C7H7NO2
4-Nitro-(2,3,4,5-<sup>14</sup>C)toluol
—— 4-(5-Hydroxy-2,4-dimethyl-phenyl)-1-oxo-1,2-dihydro-5H-2,3-benzodiazepin 20435-64-7 C17H16N2O2
4-(5-Hydroxy-2,4-dimethyl-phenyl)-1-oxo-1,2-dihydro-5H-2,3-benzodiazepin
—— (+/-)-4-Methoxy-α-methyl-homophthalsaeure 20890-60-2 C11H12O5
(+/-)-4-Methoxy-α-methyl-homophthalsaeure
—— 4-dichloromethyl-6-trichloromethyl-pyrimidine 19827-38-4 C6H3Cl5N2
4-dichloromethyl-6-trichloromethyl-pyrimidine
—— {4-[3-(2,6-dimethyl-pyridin-4-yl)-[1,2,4]oxadiazol-5-yl]-6-methyl-pyrimidin-2-yl}-ethyl-amine 1186510-19-9 C16H18N6O
{4-[3-(2,6-dimethyl-pyridin-4-yl)-[1,2,4]oxadiazol-5-yl]-6-methyl-pyrimidin-2-yl}-ethyl-amine
—— 4-acetyl-5,6-(dipyridin-2-yl)-3(2H)-pyridazinethione 911062-46-9 C16H12N4OS
4-acetyl-5,6-(dipyridin-2-yl)-3(2H)-pyridazinethione
—— 4-phenyl-6-((prop-2-yn-1-yloxy)methyl)-2H-pyran-2-one 1300750-70-2 C15H12O3
4-phenyl-6-((prop-2-yn-1-yloxy)methyl)-2H-pyran-2-one
—— 4-(((3-(1-(4-fluorobenzyl)-1H-indol-3-yl)-5-((4-fluorobenzyl)thio)-4H-1,2,4-triazol-4-yl)imino)methyl)phenol 1466420-22-3 C31H23F2N5OS
4-(((3-(1-(4-fluorobenzyl)-1H-indol-3-yl)-5-((4-fluorobenzyl)thio)-4H-1,2,4-triazol-4-yl)imino)methyl)phenol
—— 4-(biphenyl-3-yl)-2,2-dihydroxy-3-oxobutanamide 1159192-72-9 C16H15NO4
4-(biphenyl-3-yl)-2,2-dihydroxy-3-oxobutanamide
—— 4-allyloxy-3-methyl-benzofuran-2-carboxylic acid amide 279231-62-8 C13H13NO3
4-allyloxy-3-methyl-benzofuran-2-carboxylic acid amide
—— 4-O-benzyloxy-5R-[2S-(6-benzyloxy-2,5,7,8-tetramethylchroman-2(R,S)yl-methyl)-[1,3]dioxolan-4S-yl]-3-octadecyloxy-5H-furan-2-one 322472-04-8 C53H74O8
4-O-benzyloxy-5R-[2S-(6-benzyloxy-2,5,7,8-tetramethylchroman-2(R,S)yl-methyl)-[1,3]dioxolan-4S-yl]-3-octadecyloxy-5H-furan-2-one
—— 4-(6-(4-(4-tert-butylpiperazine-1-carbonyl)phenyl)imidazo[1,2-a]pyrazin-3-yl)benzamide 1464150-40-0 C28H30N6O2
4-(6-(4-(4-tert-butylpiperazine-1-carbonyl)phenyl)imidazo[1,2-a]pyrazin-3-yl)benzamide
—— 4-Methylsulfanyl-2-oxo-6-[3-(trifluoromethyl)phenyl]pyran-3-carbonitrile 1608473-17-1 C14H8F3NO2S
4-Methylsulfanyl-2-oxo-6-[3-(trifluoromethyl)phenyl]pyran-3-carbonitrile
—— 4-benzhydrylidene-2-chloro-6-methyl-cyclohexa-2,5-dienone 859819-89-9 C20H15ClO
4-benzhydrylidene-2-chloro-6-methyl-cyclohexa-2,5-dienone
—— 4-(2-(4-cyano-2-methylphenyl)-3-(4-methoxyphenyl)-1H-pyrrol-1-yl)benzoic acid 1208331-09-2 C26H20N2O3
4-(2-(4-cyano-2-methylphenyl)-3-(4-methoxyphenyl)-1H-pyrrol-1-yl)benzoic acid
—— [4-(4-Methoxy-phenyl)-cyclohex-3-enyl]-acetonitrile 57112-50-2 C15H17NO
[4-(4-Methoxy-phenyl)-cyclohex-3-enyl]-acetonitrile
—— 4-(2-(4-diphenylmethylpiperazin-1-yl)ethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one 590406-10-3 C27H32N4O
4-(2-(4-diphenylmethylpiperazin-1-yl)ethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one
—— 4-((R)-3-{[(R)-2-oxo-3-(3-oxo-3,4-dihydro-2H-benzo[1,4]thiazin-6-yl)-oxazolidin-5-ylmethyl]-amino}-pyrrolidin-1-yl)-quinoline-6-carbonitrile 1072826-97-1 C26H24N6O3S
4-((R)-3-{[(R)-2-oxo-3-(3-oxo-3,4-dihydro-2H-benzo[1,4]thiazin-6-yl)-oxazolidin-5-ylmethyl]-amino}-pyrrolidin-1-yl)-quinoline-6-carbonitrile
—— 4-Chlor-3-sulfamoylbenzoesaeure-2,2-dimethylhydrazid (methyl 14C) 14095-66-0 C9H12ClN3O3S
4-Chlor-3-sulfamoylbenzoesaeure-2,2-dimethylhydrazid (methyl 14C)
—— 4-Benzylidenamino-chinolin 20144-60-9 C16H12N2
4-Benzylidenamino-chinolin
—— 4-Mercapto-2,6,7,7-tetramethyl-6,7-dihydro-5H-pyrrolo<3.4-d>pyrimidin 13906-52-0 C10H15N3S
4-Mercapto-2,6,7,7-tetramethyl-6,7-dihydro-5H-pyrrolo<3.4-d>pyrimidin
—— 4-Oxo-3-(3-oxo-butyl)-piperidine-1-carboxylic acid ethyl ester 151844-01-8 C12H19NO4
4-Oxo-3-(3-oxo-butyl)-piperidine-1-carboxylic acid ethyl ester
—— 4-(2,4-dichlorophenyl)-3,6-dimethyl-1-phenyl-1H-pyrazolo-[4',3':5,6]pyrido[2,3-d]pyrimidine-5,7(6H,8H)-dione 1207174-42-2 C22H15Cl2N5O2
4-(2,4-dichlorophenyl)-3,6-dimethyl-1-phenyl-1H-pyrazolo-[4',3':5,6]pyrido[2,3-d]pyrimidine-5,7(6H,8H)-dione
—— 4-Imino-6-nitro-4,9-dihydro-1,3,3a,8,9-pentaaza-cyclopenta[b]naphthalen-2-ylamine 134982-74-4 C8H6N8O2
4-Imino-6-nitro-4,9-dihydro-1,3,3a,8,9-pentaaza-cyclopenta[b]naphthalen-2-ylamine
—— 4-(3,4-dimethoxyphenyl)-3-methyl-1-phenyl-4,5-dihydro-1H-pyrazolo[3,4-b]pyridin-6(7H)-one 1305333-88-3 C21H21N3O3
4-(3,4-dimethoxyphenyl)-3-methyl-1-phenyl-4,5-dihydro-1H-pyrazolo[3,4-b]pyridin-6(7H)-one
—— 4-(2-isopropylpyridin-4-ylmethyl)-3,5-dimethylphenol 1168139-97-6 C17H21NO
4-(2-isopropylpyridin-4-ylmethyl)-3,5-dimethylphenol
—— 4-Brom-1,7-octadien 58728-82-8 C8H13Br
4-Brom-1,7-octadien
—— (4-(ethoxymethyl)phenyl)ferrocene 1157854-87-9 C19H20FeO
(4-(ethoxymethyl)phenyl)ferrocene
—— 4-Cyclobutylpiperidine-4-carbonitrile 1864955-32-7 C10H16N2
4-Cyclobutylpiperidine-4-carbonitrile
—— 4-(2-(4-hydroxy-3-nitrophenyl)-2-oxoethoxy)-4-oxobutan-1-aminium-2,2,2-trifluoroacetate 1292298-83-9 C2HF3O2*C12H14N2O6
4-(2-(4-hydroxy-3-nitrophenyl)-2-oxoethoxy)-4-oxobutan-1-aminium-2,2,2-trifluoroacetate