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中文名称 英文名称 CAS号 化学式 结构式图片
—— 4-chloropent-2-enylsulfonylbenzene 75875-73-9 C11H13ClO2S
4-chloropent-2-enylsulfonylbenzene
—— 4-benzyl-1-oxo-1-(2-phenylethyl)-4,5-dihydro-1,2-thiazol-3-one 129967-51-7 C18H19NO2S
4-benzyl-1-oxo-1-(2-phenylethyl)-4,5-dihydro-1,2-thiazol-3-one
—— (4S,2Z)-2-Bromo-O-methylsulfonyl-5-phenyl-4-[N-(2,4,6-trimethylphenylsulfonyl)amino]pent-2-en-1-ol 220324-15-2 C21H26BrNO5S2
(4S,2Z)-2-Bromo-O-methylsulfonyl-5-phenyl-4-[N-(2,4,6-trimethylphenylsulfonyl)amino]pent-2-en-1-ol
—— 4,5-dibromo-2,2-bis-trifluoromethyl-tetrahydro-thiopyran 1487-35-0 C7H6Br2F6S
4,5-dibromo-2,2-bis-trifluoromethyl-tetrahydro-thiopyran
—— 4,4'-diethyl-3,3'-dimethyl-5,5'-(4-ethyl-5-bromo-3,5-dimethyl-1,5-dihydro-pyrrole-2,2-diyldimethyl)-bis-pyrrole-2-carboxylic acid ethyl ester-benzyl ester 124422-22-6 C35H46BrN3O4
4,4'-diethyl-3,3'-dimethyl-5,5'-(4-ethyl-5-bromo-3,5-dimethyl-1,5-dihydro-pyrrole-2,2-diyldimethyl)-bis-pyrrole-2-carboxylic acid ethyl ester-benzyl ester
—— 4-(2,5-Difluorophenyl)-2-(6-methylpyridin-2-yl)quinazoline 1375259-45-2 C20H13F2N3
4-(2,5-Difluorophenyl)-2-(6-methylpyridin-2-yl)quinazoline
—— 4-Nicotinoylnicotinat-ethylester 73027-92-6 C14H12N2O3
4-Nicotinoylnicotinat-ethylester
—— 4-methoxy-2-(1-phenylbut-2-en-1-yl)phenyl methanesulfonate 1414864-73-5 C18H20O4S
4-methoxy-2-(1-phenylbut-2-en-1-yl)phenyl methanesulfonate
—— 4-O-tert-butyl 1-O-(9H-fluoren-9-ylmethyl) (2S)-2-[[4-[2-[3-(5-chloro-2-hydroxyphenyl)-1-methylpyrazol-4-yl]ethynyl]phenyl]carbamoyl]piperazine-1,4-dicarboxylate 1020840-80-5 C43H40ClN5O6
4-O-tert-butyl 1-O-(9H-fluoren-9-ylmethyl) (2S)-2-[[4-[2-[3-(5-chloro-2-hydroxyphenyl)-1-methylpyrazol-4-yl]ethynyl]phenyl]carbamoyl]piperazine-1,4-dicarboxylate
—— 4-(thiophen-2-yl)-1H-1,2,3-triazole-5-carboxylic acid 933714-97-7 C7H5N3O2S
4-(thiophen-2-yl)-1H-1,2,3-triazole-5-carboxylic acid
—— 4-{1-[2-(4-methoxyphenyl)-2-oxo-ethyl]-1H-[1,2,3]triazol-4-ylmethoxy}-8-trifluoromethylquinoline-3-carboxylic acid ethyl ester 1574549-73-7 C25H21F3N4O5
4-{1-[2-(4-methoxyphenyl)-2-oxo-ethyl]-1H-[1,2,3]triazol-4-ylmethoxy}-8-trifluoromethylquinoline-3-carboxylic acid ethyl ester
—— (4S,7E,9E,13R)-7,13-dimethyl-17-phenylmethoxyheptadeca-7,9-dien-2-yne-1,4-diol 1240411-75-9 C26H38O3
(4S,7E,9E,13R)-7,13-dimethyl-17-phenylmethoxyheptadeca-7,9-dien-2-yne-1,4-diol
—— 4-(3,5-dichloro-2,2,6,6-tetramethyl-1-octyloxy-1,2,3,6-tetrahydro-pyridin-4-yl)-morpholine 1266393-21-8 C21H38Cl2N2O2
4-(3,5-dichloro-2,2,6,6-tetramethyl-1-octyloxy-1,2,3,6-tetrahydro-pyridin-4-yl)-morpholine
—— 4-Oxo-4-(4,5,6-trimethoxy-2-methoxycarbonylmethyl-pyridin-3-yl)-butyric acid methyl ester 96189-09-2 C16H21NO8
4-Oxo-4-(4,5,6-trimethoxy-2-methoxycarbonylmethyl-pyridin-3-yl)-butyric acid methyl ester
—— 4-amino-6-(3-thienyl)-1H,5H-imidazo[4,5-c][1,2,6]thiadiazine 2,2-dioxide 1273389-34-6 C8H7N5O2S2
4-amino-6-(3-thienyl)-1H,5H-imidazo[4,5-c][1,2,6]thiadiazine 2,2-dioxide
—— 4-(4-formyl-3-hydroxyphenoxy)-N,N,N,-trimethylethan-1-ammonium bromide 898803-84-4 Br*C12H18NO3
4-(4-formyl-3-hydroxyphenoxy)-N,N,N,-trimethylethan-1-ammonium bromide
—— 4,7-dibromo-2-(4-fluorophenyl)-1H-benzo[d]imidazole 1488122-65-1 C13H7Br2FN2
4,7-dibromo-2-(4-fluorophenyl)-1H-benzo[d]imidazole
—— 4-methyl-benzoic acid-(4-dimethylamino-phenacylamide) 102016-50-2 C18H20N2O2
4-methyl-benzoic acid-(4-dimethylamino-phenacylamide)
—— 4,4-Dibutyl-2-methyl-cyclohex-2-enone 265095-37-2 C15H26O
4,4-Dibutyl-2-methyl-cyclohex-2-enone
—— 4-[6-chloro-7-(methyloxy)quinazolin-4-yl]-7-(2-methyl-1H-benzimidazol-6-yl)-2,3,4,5-tetrahydro-1,4-benzoxazepine 1256945-60-4 C26H22ClN5O2
4-[6-chloro-7-(methyloxy)quinazolin-4-yl]-7-(2-methyl-1H-benzimidazol-6-yl)-2,3,4,5-tetrahydro-1,4-benzoxazepine
—— 4-[3-{4-[(3,5-difluorobenzyl)oxy]-3-methoxybenzyl}-7-fluoro-6-[2-fluoro-1-(fluoromethyl)ethoxy]-2,4-dioxo-3,4-dihydroquinazolin-1(2H)-yl]piperidine-1-carbaldehyde 1162650-87-4 C32H30F5N3O6
4-[3-{4-[(3,5-difluorobenzyl)oxy]-3-methoxybenzyl}-7-fluoro-6-[2-fluoro-1-(fluoromethyl)ethoxy]-2,4-dioxo-3,4-dihydroquinazolin-1(2H)-yl]piperidine-1-carbaldehyde
—— 4-(4-Chlor-phenylmercaptomethylen)-2-phenyl-5-oxo-Δ<sup>2</sup>-oxazolin 13099-93-9 C16H10ClNO2S
4-(4-Chlor-phenylmercaptomethylen)-2-phenyl-5-oxo-Δ<sup>2</sup>-oxazolin
—— 4-[2-(N,N-Dimethylcarbamoyl)phenylcarbamoyl]-3-methoxy-N-methyl-N-[4-methyl-2-[5-(4-methylpiperazin-1-yl)carbonylpent-1-yloxy]phenyl]benzamide hydrochloride 208771-09-9 C37H47N5O6*ClH
4-[2-(N,N-Dimethylcarbamoyl)phenylcarbamoyl]-3-methoxy-N-methyl-N-[4-methyl-2-[5-(4-methylpiperazin-1-yl)carbonylpent-1-yloxy]phenyl]benzamide hydrochloride
—— (4S,5S,6S)-7-(tert-Butyl-diphenyl-silanyloxy)-5-methoxymethoxy-4,6-dimethyl-heptan-1-ol 750646-34-5 C27H42O4Si
(4S,5S,6S)-7-(tert-Butyl-diphenyl-silanyloxy)-5-methoxymethoxy-4,6-dimethyl-heptan-1-ol
—— 4-bromo-5-[4-(3,5-dimethoxy-benzyl)-piperazin-1-yl]-benzofuran-2-carboxylic acid 1192170-83-4 C22H23BrN2O5
4-bromo-5-[4-(3,5-dimethoxy-benzyl)-piperazin-1-yl]-benzofuran-2-carboxylic acid
—— (4-nitrophenyl)-N-propylmethanesulfonamide 1073589-93-1 C10H14N2O4S
(4-nitrophenyl)-N-propylmethanesulfonamide
—— 4-methoxyphenyl 4,6-O-benzylidene-2-deoxy-2-(2,2,2-trichloroethoxycarbamoyl)-3-O-(2,2,2-trichloroethoxycarbonyl)-β-D-glucopyranosyl-(1->3)-{3,4,6-tri-O-acetyl-2-deoxy-2-(2,2,2-trichloroethoxycarbamoyl)-β-D-galactopyranosyl-(1->4)}-6-O-acetyl-2-O-benzoyl-β-D-galactopyranoside 1374563-99-1 C56H59Cl9N2O26
4-methoxyphenyl 4,6-O-benzylidene-2-deoxy-2-(2,2,2-trichloroethoxycarbamoyl)-3-O-(2,2,2-trichloroethoxycarbonyl)-β-D-glucopyranosyl-(1->3)-{3,4,6-tri-O-acetyl-2-deoxy-2-(2,2,2-trichloroethoxycarbamoyl)-β-D-galactopyranosyl-(1->4)}-6-O-acetyl-2-O-benzoyl-β-D-galactopyranoside
—— 4-((R)-5-Benzoyloxy-5-ethoxycarbonyl-pentyl)-piperidine-1-carboxylic acid benzyl ester 110452-99-8 C28H35NO6
4-((R)-5-Benzoyloxy-5-ethoxycarbonyl-pentyl)-piperidine-1-carboxylic acid benzyl ester
—— 4-<1,1-Dimethyl-pentyl>-2-phenyl-isoxazolidin-3,5-dion 5305-05-5 C16H21NO3
4-<1,1-Dimethyl-pentyl>-2-phenyl-isoxazolidin-3,5-dion
—— 4-Hydroxy-2-methoxy-4,4-bis-(trifluormethyl)-buten-(1) 15735-58-7 C7H8F6O2
4-Hydroxy-2-methoxy-4,4-bis-(trifluormethyl)-buten-(1)
—— 4-hydroxy-2-(4-methoxyphenyl)-6-(2R)-[2-(phosphonomethoxy)-3-hydroxypropoxy]pyrimidine 1333147-81-1 C15H19N2O8P
4-hydroxy-2-(4-methoxyphenyl)-6-(2R)-[2-(phosphonomethoxy)-3-hydroxypropoxy]pyrimidine
—— 4-[2-(quinolin-3-ylaminomethyl)-3-(benzothiazol-2-yloxy)-propenyl]-N-hydroxy-benzamide 878400-19-2 C27H22N4O3S
4-[2-(quinolin-3-ylaminomethyl)-3-(benzothiazol-2-yloxy)-propenyl]-N-hydroxy-benzamide
—— 4-[[[[(2S)-2,3-dihydro-1-[[3'-(trifluoromethyl)[1,1'-biphenyl]-4-yl]sulfonyl]-1H-indol-2-yl]carbonyl]amino]methyl]benzenebutanoic acid 916198-80-6 C33H29F3N2O5S
4-[[[[(2S)-2,3-dihydro-1-[[3'-(trifluoromethyl)[1,1'-biphenyl]-4-yl]sulfonyl]-1H-indol-2-yl]carbonyl]amino]methyl]benzenebutanoic acid
—— 4-((tert-butyldimethylsilyl)oxy)-2-methylbenzonitrile 1579956-88-9 C14H21NOSi
4-((tert-butyldimethylsilyl)oxy)-2-methylbenzonitrile
—— 4-Trichlormethyl-pyrimidin 54198-79-7 C5H3Cl3N2
4-Trichlormethyl-pyrimidin
—— 4-chloro-2-methyl-6-styryl-pyrimidine 74181-45-6 C13H11ClN2
4-chloro-2-methyl-6-styryl-pyrimidine
—— (4E,6E,8E,10E,12E,14E,16E,18E,20E)-2,2,23,23-tetramethoxy-6,10,15,19-tetramethyltetracosa-4,6,8,10,12,14,16,18,20-nonaene-3,22-dione 141290-92-8 C32H44O6
(4E,6E,8E,10E,12E,14E,16E,18E,20E)-2,2,23,23-tetramethoxy-6,10,15,19-tetramethyltetracosa-4,6,8,10,12,14,16,18,20-nonaene-3,22-dione
—— 4-phenyl-5-(3,4,5-trimethoxyphenyl)thiazole 1384515-68-7 C18H17NO3S
4-phenyl-5-(3,4,5-trimethoxyphenyl)thiazole
—— 4-(3-thiophen-2-yl[1,2,4]oxadiazol-5-yl)piperidine-1-carbothioic acid cyclopropylamide 1001468-18-3 C15H18N4OS2
4-(3-thiophen-2-yl[1,2,4]oxadiazol-5-yl)piperidine-1-carbothioic acid cyclopropylamide
—— 4-heptafluoroisopropyl-2-methylsulfonylbenzoic Acid 353272-89-6 C11H7F7O4S
4-heptafluoroisopropyl-2-methylsulfonylbenzoic Acid
—— 4.4-Dinitro-2-dimethylaminomethyl-pentanal 90206-54-5 C8H15N3O5
4.4-Dinitro-2-dimethylaminomethyl-pentanal
—— 4,5-Dimethyl-1,2,7,8-diphthaloyl-carbazol 21355-45-3 C30H17NO4
4,5-Dimethyl-1,2,7,8-diphthaloyl-carbazol
—— 4-Phenylamino-6-thioxo-2,4-di-p-tolyl-5,6-dihydro-4H-pyran-3-carbothioic acid phenylamide 30544-27-5 C32H28N2OS2
4-Phenylamino-6-thioxo-2,4-di-p-tolyl-5,6-dihydro-4H-pyran-3-carbothioic acid phenylamide
—— 4-Methoxy-2,4-dimethyl-4,5-dihydrofuran 40746-98-3 C7H12O2
4-Methoxy-2,4-dimethyl-4,5-dihydrofuran
—— 4-(4-Amino-3,5-dimethyl-phenylimino)-2,6-dimethyl-cyclohexa-2,5-dienone 29807-73-6 C16H18N2O
4-(4-Amino-3,5-dimethyl-phenylimino)-2,6-dimethyl-cyclohexa-2,5-dienone
—— 4,5-Dibromo-3-(4-chloro-phenylcarbamimidoylsulfanylmethyl)-benzo[b]thiophene-2-carboxylic acid ethyl ester; hydrobromide 31310-17-5 BrH*C19H15Br2ClN2O2S2
4,5-Dibromo-3-(4-chloro-phenylcarbamimidoylsulfanylmethyl)-benzo[b]thiophene-2-carboxylic acid ethyl ester; hydrobromide
—— (4-Hydroxy-4-methyl-hex-5-enyl)-carbamic acid methyl ester 116700-14-2 C9H17NO3
(4-Hydroxy-4-methyl-hex-5-enyl)-carbamic acid methyl ester
—— 4,4'-dihydroxy-3-methyl-diphenylether 70886-47-4 C13H12O3
4,4'-dihydroxy-3-methyl-diphenylether
—— 4H-Pyran-4-one, 2-ethyl-2,3-dihydro-3,5-dimethyl-6-(1-methyl-2-oxobutyl)-, (2S,3R)- 86797-89-9 C14H22O3
4H-Pyran-4-one, 2-ethyl-2,3-dihydro-3,5-dimethyl-6-(1-methyl-2-oxobutyl)-, (2S,3R)-
—— 4-(7-octen-1-yl)-N-phenyl-N-m-tolylaniline 1187934-51-5 C27H31N
4-(7-octen-1-yl)-N-phenyl-N-m-tolylaniline