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中文名称 英文名称 CAS号 化学式 结构式图片
—— 4'',6''-O-cyclohexylidene-4'-deoxy-tetra-N-tert-butoxycarbonylkanamycin A 81267-49-4 C44H76N4O18
4'',6''-O-cyclohexylidene-4'-deoxy-tetra-N-tert-butoxycarbonylkanamycin A
—— 4-Methyl-6-((1E,3E)-penta-1,3-dienyl)-5,6-dihydro-pyran-2-one 286372-84-7 C11H14O2
4-Methyl-6-((1E,3E)-penta-1,3-dienyl)-5,6-dihydro-pyran-2-one
—— 4-[2-(2,6-difluoro-phenoxy)-ethoxy]-benzaldehyde 1173093-90-7 C15H12F2O3
4-[2-(2,6-difluoro-phenoxy)-ethoxy]-benzaldehyde
—— 4-{3-[5-(methoxy-methyl-carbamoyl)-benzoimidazol-1-yl]-propyl}-piperidine-1-carboxylic acid tert-butyl ester 1161426-43-2 C23H34N4O4
4-{3-[5-(methoxy-methyl-carbamoyl)-benzoimidazol-1-yl]-propyl}-piperidine-1-carboxylic acid tert-butyl ester
—— 4,8-Docosadiene, 1,1-dimethoxy-4,8-dimethyl-, (Z,Z)- 114971-65-2 C26H50O2
4,8-Docosadiene, 1,1-dimethoxy-4,8-dimethyl-, (Z,Z)-
—— 4,4-bis(trifluoromethyl)-2,6-bis(1-hydrohexafluoropropyl)-1,3,5-oxadiazine 105244-72-2 C11H2F18N2O
4,4-bis(trifluoromethyl)-2,6-bis(1-hydrohexafluoropropyl)-1,3,5-oxadiazine
—— 4-[6-(2-phenylchroman-6-yloxy)pyridin-3-ylcarbamoyl]piperidine-1-carboxylic acid tert-butyl ester 728935-44-2 C31H35N3O5
4-[6-(2-phenylchroman-6-yloxy)pyridin-3-ylcarbamoyl]piperidine-1-carboxylic acid tert-butyl ester
—— 4-(4-Isopropoxy-phenyl)-5-(4-methyl-benzyl)-2,4-dihydro-[1,2,4]triazol-3-one 126381-21-3 C19H21N3O2
4-(4-Isopropoxy-phenyl)-5-(4-methyl-benzyl)-2,4-dihydro-[1,2,4]triazol-3-one
—— 4-acetoxy-4-(4'-bromophenyl)-2,5-cyclohexadienone 888772-19-8 C14H11BrO3
4-acetoxy-4-(4'-bromophenyl)-2,5-cyclohexadienone
—— 4-[(3-Chlorophenyl)amino]-6-(cyclopropylamino)-pyrimido-[5,4-d]-pyrimidine 176637-55-1 C15H13ClN6
4-[(3-Chlorophenyl)amino]-6-(cyclopropylamino)-pyrimido-[5,4-d]-pyrimidine
—— (4S,5R)-5-((1S,2R,5R)-2-Benzenesulfonyl-5-methoxycarbonyl-3-methylene-cyclopentylmethyl)-4-benzyl-2,2-dimethyl-oxazolidine-3-carboxylic acid tert-butyl ester 688349-25-9 C32H41NO7S
(4S,5R)-5-((1S,2R,5R)-2-Benzenesulfonyl-5-methoxycarbonyl-3-methylene-cyclopentylmethyl)-4-benzyl-2,2-dimethyl-oxazolidine-3-carboxylic acid tert-butyl ester
—— 4-(2-{4-[Bis-(2-chloro-propyl)-amino]-phenyl}-acetylamino)-benzoic acid ethyl ester 32642-09-4 C23H28Cl2N2O3
4-(2-{4-[Bis-(2-chloro-propyl)-amino]-phenyl}-acetylamino)-benzoic acid ethyl ester
—— 4-methyl-2,6-bis-[(2-nitro-benzylidene)-hydrazino]-pyrimidine 41648-35-5 C19H16N8O4
4-methyl-2,6-bis-[(2-nitro-benzylidene)-hydrazino]-pyrimidine
—— 4,5,6,7-Tetraiodo-2-naphthalen-2-yl-indan-1,3-dione 33121-99-2 C19H8I4O2
4,5,6,7-Tetraiodo-2-naphthalen-2-yl-indan-1,3-dione
—— 4,6-Dibromo-N-(phenylsulfonyl)-m-phenylendiamin 28843-90-5 C12H10Br2N2O2S
4,6-Dibromo-N-(phenylsulfonyl)-m-phenylendiamin
—— 4,6-Dimethoxy-1-isopropylnaphthalin 26307-78-8 C15H18O2
4,6-Dimethoxy-1-isopropylnaphthalin
—— 4-Methyl-3-ethyl-2,6-di-tert-butylphenolacetat 37468-06-7 C19H30O2
4-Methyl-3-ethyl-2,6-di-tert-butylphenolacetat
—— 4-Acetoxy-3-benzyloxybenzoesaeure 28610-43-7 C16H14O5
4-Acetoxy-3-benzyloxybenzoesaeure
—— 4-(6,6-Dioxo-7-vinyl-6λ<sup>6</sup>-thia-bicyclo[3.2.0]hept-1-yl)-morpholine 35595-10-9 C12H19NO3S
4-(6,6-Dioxo-7-vinyl-6λ<sup>6</sup>-thia-bicyclo[3.2.0]hept-1-yl)-morpholine
—— 4-methyl-2,4,4a,5,6,7,8,9-octahydro-cyclohepta[<i>c</i>]pyridazin-3-one 55875-97-3 C10H16N2O
4-methyl-2,4,4a,5,6,7,8,9-octahydro-cyclohepta[<i>c</i>]pyridazin-3-one
—— 4-(4-Amino-phenyl)-1-(4-chloro-phenyl)-butan-1-one 5600-72-6 C16H16ClNO
4-(4-Amino-phenyl)-1-(4-chloro-phenyl)-butan-1-one
—— 4-benzo[1,3]dioxol-5-yl-1-(4-methyl-phenethyl)-piperidin-4-ol 56074-42-1 C21H25NO3
4-benzo[1,3]dioxol-5-yl-1-(4-methyl-phenethyl)-piperidin-4-ol
—— 4,5α-epoxy-3-methoxy-17-methyl-6α-(toluene-4-sulfonyloxy)-morphinan-14-ol 38211-20-0 C25H29NO6S
4,5α-epoxy-3-methoxy-17-methyl-6α-(toluene-4-sulfonyloxy)-morphinan-14-ol
—— (4S)-4-[4-({6-(benzyloxy)-2-[bis(tert-butoxycarbonyl)amino]-9H-purin-9-yl}methyl)-1H-1,2,3-triazol-1-yl]-1-{[(9H-fluoren-9-yl)methoxy]carbonyl}-L-proline 1421193-95-4 C45H47N9O9
(4S)-4-[4-({6-(benzyloxy)-2-[bis(tert-butoxycarbonyl)amino]-9H-purin-9-yl}methyl)-1H-1,2,3-triazol-1-yl]-1-{[(9H-fluoren-9-yl)methoxy]carbonyl}-L-proline
—— 4,4,6-trimethyl-2-styryl-4H-[1,3]oxazine 93537-19-0 C15H17NO
4,4,6-trimethyl-2-styryl-4H-[1,3]oxazine
—— 4-oxo-2-phenyl-4H-chromene-7,8-diyl bis(2-((tert-butoxycarbonyl)amino)acetate) 1609067-52-8 C29H32N2O10
4-oxo-2-phenyl-4H-chromene-7,8-diyl bis(2-((tert-butoxycarbonyl)amino)acetate)
—— 4-(triacontyloxy)salicylaldehyde 1386991-54-3 C37H66O3
4-(triacontyloxy)salicylaldehyde
—— 4-[2-(5-O-tert-butyldiphenylsilyl-2,3-O-isopropylidene-1-deoxy-β-D-ribofuranos-1-yl)ethyl]-2-methylthio-6-phenylpyrimidine 1373425-72-9 C37H44N2O4SSi
4-[2-(5-O-tert-butyldiphenylsilyl-2,3-O-isopropylidene-1-deoxy-β-D-ribofuranos-1-yl)ethyl]-2-methylthio-6-phenylpyrimidine
—— 4-(4-Chloro-2-methyl-phenylazo)-2-methyl-phenylamine 26993-82-8 C14H14ClN3
4-(4-Chloro-2-methyl-phenylazo)-2-methyl-phenylamine
—— [4-Chloro-5-methylsulfanyl-[1,2]dithiol-(3Z)-ylidene]-acetaldehyde 40223-41-4 C6H5ClOS3
[4-Chloro-5-methylsulfanyl-[1,2]dithiol-(3Z)-ylidene]-acetaldehyde
—— (4,6-dichloro-[1,3,5]triazin-2-yl)-(2-methoxybenzyl)-amine 640724-09-0 C11H10Cl2N4O
(4,6-dichloro-[1,3,5]triazin-2-yl)-(2-methoxybenzyl)-amine
—— 4-((2-ethyl-1H-imidazo[4,5-b]pyrazin-1-yl)methyl)-7,8-difluoroquinolin-2(1H)-one 1125748-39-1 C17H13F2N5O
4-((2-ethyl-1H-imidazo[4,5-b]pyrazin-1-yl)methyl)-7,8-difluoroquinolin-2(1H)-one
—— 4'-fluorobiphenyl-3-sulphonic acid [3-(3-phenylureido)phenyl]amide 1259029-37-2 C25H20FN3O3S
4'-fluorobiphenyl-3-sulphonic acid [3-(3-phenylureido)phenyl]amide
—— (4aR)-1,1,4ar,8t-tetramethyl-7ξ-(β-hydroxy-isobutyl)-(4btH,8acH,10atH)-tetradecahydro-phenanthrene 102944-96-7 C22H40O
(4aR)-1,1,4ar,8t-tetramethyl-7ξ-(β-hydroxy-isobutyl)-(4btH,8acH,10atH)-tetradecahydro-phenanthrene
—— 4-Amino-3-ethoxycarbonylmethylthio-5-cyan-thieno<2,3-c>isothiazol 77726-51-3 C10H9N3O2S3
4-Amino-3-ethoxycarbonylmethylthio-5-cyan-thieno<2,3-c>isothiazol
—— 4-methyl-5-(chlorodimethylsilyl)-2,3-bis(trimethylsilyl)-1,2-diaza-3-azonia-4-borata-3,5-cyclopentadiene 737803-54-2 C10H27BClN3Si3
4-methyl-5-(chlorodimethylsilyl)-2,3-bis(trimethylsilyl)-1,2-diaza-3-azonia-4-borata-3,5-cyclopentadiene
—— (4-hydroxy-[2]thienyl)-acetic acid ethyl ester 90931-55-8 C8H10O3S
(4-hydroxy-[2]thienyl)-acetic acid ethyl ester
—— 4-((2,2-dimethyl-1,3-dioxolan-4-yl)methoxy)benzoyl chloride 1035218-32-6 C13H15ClO4
4-((2,2-dimethyl-1,3-dioxolan-4-yl)methoxy)benzoyl chloride
—— 4-((S)-2-amino-3-phenylpropylamino)-5-methyl-2-pyridin-4-ylthieno[2,3-d]pyrimidine-6-carboxylic acid amide 1438881-33-4 C22H22N6OS
4-((S)-2-amino-3-phenylpropylamino)-5-methyl-2-pyridin-4-ylthieno[2,3-d]pyrimidine-6-carboxylic acid amide
—— (4S,5R,6S)-3-[[(3R)-3-carbamoylpyrrolidin-1-yl]methyl]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid 1352661-05-2 C16H23N3O5
(4S,5R,6S)-3-[[(3R)-3-carbamoylpyrrolidin-1-yl]methyl]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
—— 4-(5-(2-(4-phenylpiperidin-1-yl)-4-(trifluoromethyl)oxazole-5-carboxamido)pyridin-2-yloxy)benzoic acid 1228002-09-2 C28H23F3N4O5
4-(5-(2-(4-phenylpiperidin-1-yl)-4-(trifluoromethyl)oxazole-5-carboxamido)pyridin-2-yloxy)benzoic acid
—— (4,6-difluoro-[1,3,5]triazin-2-yl)-isobutyl-amine 4658-18-8 C7H10F2N4
(4,6-difluoro-[1,3,5]triazin-2-yl)-isobutyl-amine
—— 4,4-Dimethyl-4,5,6,7-tetrahydropyrazolo<4,3-c>pyridin-3-ol 66643-77-4 C8H13N3O
4,4-Dimethyl-4,5,6,7-tetrahydropyrazolo<4,3-c>pyridin-3-ol
—— 4-Amino-6-ethylamino-s-triazin-carbonsaeure-(2) 89580-27-8 C6H9N5O2
4-Amino-6-ethylamino-s-triazin-carbonsaeure-(2)
—— 4-methyl-6-(<i>N</i>-methyl-hydrazino)-1(2)<i>H</i>-pyrazolo[3,4-<i>b</i>]pyridin-3-ylamine 52332-77-1 C8H12N6
4-methyl-6-(<i>N</i>-methyl-hydrazino)-1(2)<i>H</i>-pyrazolo[3,4-<i>b</i>]pyridin-3-ylamine
—— 4-(1',1'-Dimethylpropyl)-2,6-dimethylanilin 74267-12-2 C13H21N
4-(1',1'-Dimethylpropyl)-2,6-dimethylanilin
—— 4,4,5,5-tetramethyl-2-(penta-2,3-dien-2-yl)-1,3,2-dioxaborolane 1380240-19-6 C11H19BO2
4,4,5,5-tetramethyl-2-(penta-2,3-dien-2-yl)-1,3,2-dioxaborolane
—— 4-(2-Fluoro-phenyl)-1,3-dimethyl-5-(3-piperidin-1-yl-propylamino)-1,7-dihydro-pyrazolo[3,4-b]pyridin-6-one 103068-94-6 C22H28FN5O
4-(2-Fluoro-phenyl)-1,3-dimethyl-5-(3-piperidin-1-yl-propylamino)-1,7-dihydro-pyrazolo[3,4-b]pyridin-6-one
—— 4-[(2-hydroxy-2-phenyl-ethylamino)-methylene]-2-phenyl-4H-oxazol-5-one 94209-62-8 C18H16N2O3
4-[(2-hydroxy-2-phenyl-ethylamino)-methylene]-2-phenyl-4H-oxazol-5-one
—— (-)-4(R)-hydroxy-2-cyclohexen-1(S)-yl N-phthaloyl-(S)-phenylalaninate 68128-26-7 C23H21NO5
(-)-4(R)-hydroxy-2-cyclohexen-1(S)-yl N-phthaloyl-(S)-phenylalaninate