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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Oxazolecarboxylic acid, 2-[(2-propen-1-ylthio)methyl]- 1860179-54-9 C8H9NO3S
    4-Oxazolecarboxylic acid, 2-[(2-propen-1-ylthio)methyl]-
    —— 4-(1-Methylethyl)-I+/--[[(3-methylphenyl)methyl]amino]benzeneacetonitrile 1018305-84-4 C19H22N2
    4-(1-Methylethyl)-I+/--[[(3-methylphenyl)methyl]amino]benzeneacetonitrile
    —— 4,4-dimethyl-6-[4-(trifluoromethyl)phenyl]-3,4-dihydroquinolin-2(1H)-one 1224927-48-3 C18H16F3NO
    4,4-dimethyl-6-[4-(trifluoromethyl)phenyl]-3,4-dihydroquinolin-2(1H)-one
    —— 4-Pyridinecarboxylic acid, 2,6-dichloro-3-(chloromethyl)-, ethyl ester 1071200-62-8 C9H8Cl3NO2
    4-Pyridinecarboxylic acid, 2,6-dichloro-3-(chloromethyl)-, ethyl ester
    —— 4-(trans-4-Pentylcyclohexyl)-4a(2)a(2)-propyl-1,1a(2):4a(2),1a(2)a(2)-terphenyl 89762-44-7 C32H40
    4-(trans-4-Pentylcyclohexyl)-4a(2)a(2)-propyl-1,1a(2):4a(2),1a(2)a(2)-terphenyl
    —— 4-[(S)-4-carboxy-2-({4-[2-oxo-2-(2-pyridin-4-yl-pyrrolidin-1-yl)-ethoxy]-quinoline-2-carbonyl}-amino)-butyryl]-piperazine-1-carboxylic acid ethyl ester 1073452-35-3 C33H38N6O8
    4-[(S)-4-carboxy-2-({4-[2-oxo-2-(2-pyridin-4-yl-pyrrolidin-1-yl)-ethoxy]-quinoline-2-carbonyl}-amino)-butyryl]-piperazine-1-carboxylic acid ethyl ester
    —— 4,9[1a(2),2a(2)]-Benzeno-1H-benz[f]isoindole, 2,3-dihydro- 4470-94-4 C18H13N
    4,9[1a(2),2a(2)]-Benzeno-1H-benz[f]isoindole, 2,3-dihydro-
    —— 4-(Cyclopropylmethoxy)-2,3,5-trimethylbenzeneethanamine 910444-69-8 C15H23NO
    4-(Cyclopropylmethoxy)-2,3,5-trimethylbenzeneethanamine
    —— (4-Chlorophenyl)methyl 1-naphthaleneacetoate 51537-83-8 C19H15ClO2
    (4-Chlorophenyl)methyl 1-naphthaleneacetoate
    —— 4-Tert-butyl-2-[[4-[(5-tert-butyl-2-hydroxy-3-methylphenyl)methyl]-1,4-diazepan-1-yl]methyl]-6-methylphenol 1350913-20-0 C29H44N2O2
    4-Tert-butyl-2-[[4-[(5-tert-butyl-2-hydroxy-3-methylphenyl)methyl]-1,4-diazepan-1-yl]methyl]-6-methylphenol
    —— 4'-acetamino-4-amino-2-methyl-diphenylsulfone 125743-99-9 C15H16N2O3S
    4'-acetamino-4-amino-2-methyl-diphenylsulfone
    —— (4R,5R)-5-(3-acetoxy-4-benzyloxyphenyl)-2-(4-methoxyphenyl)-4,5-dihydrooxazole-4-carboxylic acid methyl ester 556104-38-2 C27H25NO7
    (4R,5R)-5-(3-acetoxy-4-benzyloxyphenyl)-2-(4-methoxyphenyl)-4,5-dihydrooxazole-4-carboxylic acid methyl ester
    —— 4-[2-(2,3,4-tri-O-acetyl-5-thio-β-D-xylopyranosyl)-1-hydroxyethyl]benzonitrile 601495-63-0 C20H23NO7S
    4-[2-(2,3,4-tri-O-acetyl-5-thio-β-D-xylopyranosyl)-1-hydroxyethyl]benzonitrile
    —— 4,4’-di(4-bromophenyl)-6,6’-diphenyl-2,2’-bipyridine 1453263-26-7 C34H22Br2N2
    4,4’-di(4-bromophenyl)-6,6’-diphenyl-2,2’-bipyridine
    —— 4-(α-cyanobenzyl-1-methyl)pyridinium chloride 137024-04-5 C14H15N2O*Cl
    4-(α-cyanobenzyl-1-methyl)pyridinium chloride
    —— 4-(3-(6-chloro-2-oxo-4-phenyl-1,2-dihydroquinolin-3-yl)-5-(3-methoxyphenyl)-4,5-dihydro-1H-pyrazol-1-yl)-4-oxobutanoic acid 1449373-92-5 C29H24ClN3O5
    4-(3-(6-chloro-2-oxo-4-phenyl-1,2-dihydroquinolin-3-yl)-5-(3-methoxyphenyl)-4,5-dihydro-1H-pyrazol-1-yl)-4-oxobutanoic acid
    —— 4-nitro-benzaldehyde naphtho[1,2-d]oxazol-2-yl-phenyl-hydrazone 4410-23-5 C24H16N4O3
    4-nitro-benzaldehyde naphtho[1,2-d]oxazol-2-yl-phenyl-hydrazone
    —— [4-(4-ethanesulfonyl-2-methyl-benzyl)-6-fluoro-naphthalen-2-yl]-acetic acid 1227370-16-2 C22H21FO4S
    [4-(4-ethanesulfonyl-2-methyl-benzyl)-6-fluoro-naphthalen-2-yl]-acetic acid
    —— 4-amino-2-(3,4,5-trimethoxyphenyl)pyrimido[1,2-a]benzimidazole-3-carbonitrile 1448543-39-2 C20H17N5O3
    4-amino-2-(3,4,5-trimethoxyphenyl)pyrimido[1,2-a]benzimidazole-3-carbonitrile
    —— 4-{4-fluoro-3-[8-(trifluoromethyl)quinazolin-4-yl]phenoxy}-2-(methylsulfonyl)-benzamide 1227673-87-1 C23H15F4N3O4S
    4-{4-fluoro-3-[8-(trifluoromethyl)quinazolin-4-yl]phenoxy}-2-(methylsulfonyl)-benzamide
    —— 4-benzyl-1-(4-hydroxy-7-trifluoromethyl-quinazolin-2-yl)-piperidine-4-carboxylic acid benzylamide 1227169-89-2 C29H27F3N4O2
    4-benzyl-1-(4-hydroxy-7-trifluoromethyl-quinazolin-2-yl)-piperidine-4-carboxylic acid benzylamide
    —— 4-[2-[(2-Bromo-6-fluorophenoxy)methyl]phenyl]piperidine 1227304-28-0 C18H19BrFNO
    4-[2-[(2-Bromo-6-fluorophenoxy)methyl]phenyl]piperidine
    —— 4-(2,3-dihydro-benzofuran-2-yl)-phenol 33693-43-5 C14H12O2
    4-(2,3-dihydro-benzofuran-2-yl)-phenol
    —— 4-bromomethylene-2,2,3,5,5-pentamethylimidazoline-1-oxyl 93509-44-5 C9H16BrN2O
    4-bromomethylene-2,2,3,5,5-pentamethylimidazoline-1-oxyl
    —— 4-(5-chloro-1H,3H-benzo[de]isochromen-6-yl)-6-(3-methoxybenzyloxy)-[1,3,5]triazin-2-ylamine 959764-26-2 C23H19ClN4O3
    4-(5-chloro-1H,3H-benzo[de]isochromen-6-yl)-6-(3-methoxybenzyloxy)-[1,3,5]triazin-2-ylamine
    —— (4S)-2-oxo-1,3-dipropylimidazolidine-4-carboxylic acid 845546-50-1 C10H18N2O3
    (4S)-2-oxo-1,3-dipropylimidazolidine-4-carboxylic acid
    —— 4-{4-[3-(2-chloro-3,6-difluoro-phenoxy)-propyl]-phenyl}-piperidine-3-carboxylic acid cyclopropyl-(2,3-dimethyl-benzyl)-amide 1007392-61-1 C33H37ClF2N2O2
    4-{4-[3-(2-chloro-3,6-difluoro-phenoxy)-propyl]-phenyl}-piperidine-3-carboxylic acid cyclopropyl-(2,3-dimethyl-benzyl)-amide
    —— 4-Methoxy-2-[1-(4-nitro-phenyl)-meth-(Z)-ylidene]-benzo[1,2-b;5,4-b']difuran-3-one 444107-44-2 C18H11NO6
    4-Methoxy-2-[1-(4-nitro-phenyl)-meth-(Z)-ylidene]-benzo[1,2-b;5,4-b']difuran-3-one
    —— 4-methyl-benzenesulfonic acid 7-fluoro-2-methyl-3-(naphthalene-2-carbonyl)-1,1-dioxo-2H-benzo[e][1,2]thiazin-4-yl ester 1242051-98-4 C27H20FNO6S2
    4-methyl-benzenesulfonic acid 7-fluoro-2-methyl-3-(naphthalene-2-carbonyl)-1,1-dioxo-2H-benzo[e][1,2]thiazin-4-yl ester
    —— 4-(5-Bromo-1H-pyrazolo[3,4-c]pyridin-1-yl)-1-piperidinecarbonitrile 1383970-51-1 C12H12BrN5
    4-(5-Bromo-1H-pyrazolo[3,4-c]pyridin-1-yl)-1-piperidinecarbonitrile
    —— 4-Oxazolecarboxamide, 5-(2-furanyl)-N-[4-(2-phenyldiazenyl)phenyl]- 1627422-16-5 C20H14N4O3
    4-Oxazolecarboxamide, 5-(2-furanyl)-N-[4-(2-phenyldiazenyl)phenyl]-
    —— 4,8-Dimethoxy-2-mercapto-furanobenzoxazol 52631-82-0 C11H9NO4S
    4,8-Dimethoxy-2-mercapto-furanobenzoxazol
    —— (4R,6R,7R)-7-Benzoylamino-4-methyl-8-oxo-5-oxa-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester 98828-84-3 C28H24N2O5
    (4R,6R,7R)-7-Benzoylamino-4-methyl-8-oxo-5-oxa-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester
    —— 4-nitrophenyl-N-[3'-(undec-10''-enyloxy)phenyl]carbamate 950746-76-6 C24H30N2O5
    4-nitrophenyl-N-[3'-(undec-10''-enyloxy)phenyl]carbamate
    —— 4-{[5-(5-nitro-furan-2-ylmethylene)-4-oxo-2-thioxo-thiazolidin-3-yl]-acetyl}-morpholine 27464-67-1 C14H13N3O6S2
    4-{[5-(5-nitro-furan-2-ylmethylene)-4-oxo-2-thioxo-thiazolidin-3-yl]-acetyl}-morpholine
    —— 4-hydroxymethyl-1-[4-methoxy-3-(2-m-tolyl-ethoxy)-benzoylamino]-cyclohexanecarboxylic acid methyl ester 1298046-23-7 C26H33NO6
    4-hydroxymethyl-1-[4-methoxy-3-(2-m-tolyl-ethoxy)-benzoylamino]-cyclohexanecarboxylic acid methyl ester
    —— 4-Piperidinyl(tetrahydro-2-furanyl)methanone 72225-09-3 C10H17NO2
    4-Piperidinyl(tetrahydro-2-furanyl)methanone
    —— 4-[[(9H-Fluoren-9-ylmethoxy)carbonyl]amino]-D-phenylalanine 1241676-90-3 C24H22N2O4
    4-[[(9H-Fluoren-9-ylmethoxy)carbonyl]amino]-D-phenylalanine
    —— 4-[2-(4-bromo-2-chlorophenoxy)phenylsulfamoyl]-N-[2-(4-hydroxypiperidin-1-yl)-2-oxoethyl]benzamide 1032613-91-4 C26H25BrClN3O6S
    4-[2-(4-bromo-2-chlorophenoxy)phenylsulfamoyl]-N-[2-(4-hydroxypiperidin-1-yl)-2-oxoethyl]benzamide
    —— 4-(5-cyclopentyl-8-(ethoxycarbonyl)-7,7-difluoro-6,7-dihydro-5H-imidazo[1,5-d]pyrimido[4,5-b][1,4]diazepin-3-ylamino)-3-methoxybenzoic acid 1214265-71-0 C25H26F2N6O5
    4-(5-cyclopentyl-8-(ethoxycarbonyl)-7,7-difluoro-6,7-dihydro-5H-imidazo[1,5-d]pyrimido[4,5-b][1,4]diazepin-3-ylamino)-3-methoxybenzoic acid
    —— 4,5-Dichloro-2,3-thiophenedicarboxaldehyde 2,3-dioxime 89281-14-1 C6H4Cl2N2O2S
    4,5-Dichloro-2,3-thiophenedicarboxaldehyde 2,3-dioxime
    —— 4-(6,7-Dihydro-5H-pyrrolo[1,2-a]imidazol-7-yl)-2,6-difluorobenzonitrile 1217554-19-2 C13H9F2N3
    4-(6,7-Dihydro-5H-pyrrolo[1,2-a]imidazol-7-yl)-2,6-difluorobenzonitrile
    —— 4-(Acetyloxy)-I+/--oxo-1H-indole-3-acetic acid 1154742-58-1 C12H9NO5
    4-(Acetyloxy)-I+/--oxo-1H-indole-3-acetic acid
    —— 4-(1-Phenylethyl)-2-heptanone 91712-09-3 C15H22O
    4-(1-Phenylethyl)-2-heptanone
    —— 4-{4-[(tert-butoxycarbonyl)methoxycarbonyl]phenyl}-4-azatricyclo[5.2.1.0<sup>2,6</sup>]dec-8-ene 1173823-47-6 C22H27NO4
    4-{4-[(tert-butoxycarbonyl)methoxycarbonyl]phenyl}-4-azatricyclo[5.2.1.0<sup>2,6</sup>]dec-8-ene
    —— 4-[2-(2,4-Dinitrophenyl)hydrazinylidene]-1,2,3,4-tetrahydro-3-quinolinecarboxylic acid 857208-45-8 C16H13N5O6
    4-[2-(2,4-Dinitrophenyl)hydrazinylidene]-1,2,3,4-tetrahydro-3-quinolinecarboxylic acid
    —— (4-(Pentylthio)phenyl)boronic acid 279262-10-1 C11H17BO2S
    (4-(Pentylthio)phenyl)boronic acid
    —— 4,5-Dimethyl-2-thiazolecarboxaldehyde 2-phenylhydrazone 108016-50-8 C12H13N3S
    4,5-Dimethyl-2-thiazolecarboxaldehyde 2-phenylhydrazone
    —— 4-Amino-N-[1-(1,1-dimethylethyl)-3-azetidinyl]benzamide 38353-76-3 C14H21N3O
    4-Amino-N-[1-(1,1-dimethylethyl)-3-azetidinyl]benzamide
    —— 4-(4-Propyl-1-piperidinyl)phenol 84860-50-4 C14H21NO
    4-(4-Propyl-1-piperidinyl)phenol