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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (4S)-3-((E)-2-butenoyl)-4-((4'-methoxyphenyl)methyl)-2-oxazolidinone 112530-02-6 C15H17NO4
    (4S)-3-((E)-2-butenoyl)-4-((4'-methoxyphenyl)methyl)-2-oxazolidinone
    —— 4-chlorotetrahydro-2H-pyran-4-carbaldehyde 1373496-27-5 C6H9ClO2
    4-chlorotetrahydro-2H-pyran-4-carbaldehyde
    —— 4-[3-(phenylamino)-4,5-dihydroisoxazol-5-yl]phenol 1139588-39-8 C15H14N2O2
    4-[3-(phenylamino)-4,5-dihydroisoxazol-5-yl]phenol
    —— 4-benzyl-4-(3-oxo-1,3-diphenylpropyl)-2-phenyloxazol-5(4H)-one 1236384-69-2 C31H25NO3
    4-benzyl-4-(3-oxo-1,3-diphenylpropyl)-2-phenyloxazol-5(4H)-one
    —— 4,5-dichloro-6-(4-chloro-phenylazo)-2-phenyl-2<i>H</i>-pyridazin-3-one 29049-57-8 C16H9Cl3N4O
    4,5-dichloro-6-(4-chloro-phenylazo)-2-phenyl-2<i>H</i>-pyridazin-3-one
    —— 4-benzoyloxy-1,2,2,8,8,9,10,10-octamethyl-1,9-diaza-spiro[5.5]undecane 52090-15-0 C24H38N2O2
    4-benzoyloxy-1,2,2,8,8,9,10,10-octamethyl-1,9-diaza-spiro[5.5]undecane
    —— (4-Hydroxy-2-{N'-[1-pyridin-4-yl-meth-(E)-ylidene]-hydrazino}-thiazol-5-yl)-acetic acid 7310-05-6 C11H10N4O3S
    (4-Hydroxy-2-{N'-[1-pyridin-4-yl-meth-(E)-ylidene]-hydrazino}-thiazol-5-yl)-acetic acid
    —— 4-(2',3'-Dichloro-biphenyl-4-yl)-butyramide 41179-43-5 C16H15Cl2NO
    4-(2',3'-Dichloro-biphenyl-4-yl)-butyramide
    —— 4-(2'-Fluoro-biphenyl-4-yl)-N,N-dipropyl-butyramide 41179-39-9 C22H28FNO
    4-(2'-Fluoro-biphenyl-4-yl)-N,N-dipropyl-butyramide
    —— 4-[1,3-bis-(tert-butyldimethylsilanyloxy)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]pentanoic acid methyl ester 897386-79-7 C37H68O4Si2
    4-[1,3-bis-(tert-butyldimethylsilanyloxy)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]pentanoic acid methyl ester
    —— 4-(biphenyl-4-yl)-6-(1,1-difluorodecyl)-2-methylpyrimidine 1357583-98-2 C27H32F2N2
    4-(biphenyl-4-yl)-6-(1,1-difluorodecyl)-2-methylpyrimidine
    —— 4,5α-epoxy-3-methoxy-14,17-dimethyl-6-methylene-8-nor-morphinane 65927-85-7 C19H23NO2
    4,5α-epoxy-3-methoxy-14,17-dimethyl-6-methylene-8-nor-morphinane
    —— 4-[3-Oxo-2-p-tolyl-2,3-dihydro-isoindol-(1Z)-ylidenemethyl]-N-p-tolyl-benzenesulfonamide 78298-27-8 C29H24N2O3S
    4-[3-Oxo-2-p-tolyl-2,3-dihydro-isoindol-(1Z)-ylidenemethyl]-N-p-tolyl-benzenesulfonamide
    —— 4-(3-quinolin-4-yl-acryloyl)-morpholine 69976-16-5 C16H16N2O2
    4-(3-quinolin-4-yl-acryloyl)-morpholine
    —— 4-(5-oxoacetyl-furan-2-yl)-benzoic acid ethyl ester 68257-14-7 C15H12O5
    4-(5-oxoacetyl-furan-2-yl)-benzoic acid ethyl ester
    —— [4-(4-chloro-benzenesulfonyl)-phenyl]-(6-chloro-2-methyl-quinolin-4-yl)-amine 73039-71-1 C22H16Cl2N2O2S
    [4-(4-chloro-benzenesulfonyl)-phenyl]-(6-chloro-2-methyl-quinolin-4-yl)-amine
    —— [4-(2-chloro-phenoxy)-phenyl]-(8-methoxy-2-methyl-quinolin-4-yl)-amine 73039-56-2 C23H19ClN2O2
    [4-(2-chloro-phenoxy)-phenyl]-(8-methoxy-2-methyl-quinolin-4-yl)-amine
    —— (4-Methoxymethoxy-3-methyl-6-phenyl-benzofuran-2-yl)-pyrimidin-5-yl-methanone 678184-76-4 C22H18N2O4
    (4-Methoxymethoxy-3-methyl-6-phenyl-benzofuran-2-yl)-pyrimidin-5-yl-methanone
    —— 4-cyano-2-(3,5-dichloro-4-methoxyphenyl)-1,3-oxazole-5-sulfonyl chloride 1416985-36-8 C11H5Cl3N2O4S
    4-cyano-2-(3,5-dichloro-4-methoxyphenyl)-1,3-oxazole-5-sulfonyl chloride
    —— 4-Brom-2-tert.-butoxythiophen 33687-97-7 C8H11BrOS
    4-Brom-2-tert.-butoxythiophen
    —— 4-(4-nitro-phenylimino)-4<i>H</i>-chromene-2-carboxylic acid methyl ester 30836-11-4 C17H12N2O5
    4-(4-nitro-phenylimino)-4<i>H</i>-chromene-2-carboxylic acid methyl ester
    —— 4-(1,2,4,4a,5,6-Hexahydropyrazino[1,2-a]quinolin-3-yl)butan-1-amine 182208-56-6 C16H25N3
    4-(1,2,4,4a,5,6-Hexahydropyrazino[1,2-a]quinolin-3-yl)butan-1-amine
    —— 4-allyl-1(3)<i>H</i>-perimidine 71695-12-0 C14H12N2
    4-allyl-1(3)<i>H</i>-perimidine
    —— 4-m-chloro-phenyl-5-(tetra-O-benzoyl-β-D-glucopyranosylimino)-3-thio-1,2,4-dithiazolidine 1033871-94-1 C42H31ClN2O9S3
    4-m-chloro-phenyl-5-(tetra-O-benzoyl-β-D-glucopyranosylimino)-3-thio-1,2,4-dithiazolidine
    —— 4-[bis(dimethylamino)methylen]-5-phenyl-2,4-dihydro-pyrazol-3-thione 1028204-80-9 C14H18N4S
    4-[bis(dimethylamino)methylen]-5-phenyl-2,4-dihydro-pyrazol-3-thione
    —— (4R,6S)-4-(tert-Butyl-diphenyl-silanyloxy)-6-[2,4-dichloro-5-(4-fluoro-benzyloxy)-phenoxymethyl]-tetrahydro-pyran-2-one 110706-03-1 C35H35Cl2FO5Si
    (4R,6S)-4-(tert-Butyl-diphenyl-silanyloxy)-6-[2,4-dichloro-5-(4-fluoro-benzyloxy)-phenoxymethyl]-tetrahydro-pyran-2-one
    —— 4-Selenazolecarboxylic acid, 2,3-dihydro-3,5-dimethyl-2-selenoxo-,butyl ester 647032-89-1 C10H15NO2Se2
    4-Selenazolecarboxylic acid, 2,3-dihydro-3,5-dimethyl-2-selenoxo-,butyl ester
    —— 4-(1-(5-(benzyloxy)-1H-indol-3-yl)-2-nitroethyl)-2-bromoaniline 1554471-86-1 C23H20BrN3O3
    4-(1-(5-(benzyloxy)-1H-indol-3-yl)-2-nitroethyl)-2-bromoaniline
    —— 4-(N-(4-chloro-3-(trifluoromethyl)benzyl)-N-(3,5-dichloropyridin-2-yl)sulfamoyl)benzoic acid 1254206-03-5 C20H12Cl3F3N2O4S
    4-(N-(4-chloro-3-(trifluoromethyl)benzyl)-N-(3,5-dichloropyridin-2-yl)sulfamoyl)benzoic acid
    —— 4-(3-Chloro-4-methyl-phenyl)-piperazine-1-carboxylic acid 4-benzyloxy-phenyl ester 103046-23-7 C25H25ClN2O3
    4-(3-Chloro-4-methyl-phenyl)-piperazine-1-carboxylic acid 4-benzyloxy-phenyl ester
    —— 4-[4-(8-chloro-10,10-dimethyl-3,4-dihydro-2<i>H</i>,10<i>H</i>-[1,3]oxazino[3,2-<i>a</i>]indol-10a-yl)-buta-1,3-dienyl]-<i>N</i>,<i>N</i>-dimethyl-aniline 59334-42-8 C25H29ClN2O
    4-[4-(8-chloro-10,10-dimethyl-3,4-dihydro-2<i>H</i>,10<i>H</i>-[1,3]oxazino[3,2-<i>a</i>]indol-10a-yl)-buta-1,3-dienyl]-<i>N</i>,<i>N</i>-dimethyl-aniline
    —— 4-Octyloxy-benzoic acid 4'-(2-fluoro-2-methyl-heptanoyloxy)-biphenyl-4-yl ester 134831-57-5 C35H43FO5
    4-Octyloxy-benzoic acid 4'-(2-fluoro-2-methyl-heptanoyloxy)-biphenyl-4-yl ester
    —— 4-amino-1,2,5-oxadiazol-3-yl(4-hydroxymethyl-1,2,3-triazol-1-yl)ketoxime 667411-57-6 C6H7N7O3
    4-amino-1,2,5-oxadiazol-3-yl(4-hydroxymethyl-1,2,3-triazol-1-yl)ketoxime
    —— 4-Chloro-3-[2-(10-oxophenanthren-9(10H)-ylidene)hydrazinyl]benzoic acid 61100-68-3 C21H13ClN2O3
    4-Chloro-3-[2-(10-oxophenanthren-9(10H)-ylidene)hydrazinyl]benzoic acid
    —— 4-[(E)-3-Chloro-3-phenyl-prop-2-en-(E)-ylidene]-5-methyl-2-phenyl-2,4-dihydro-pyrazol-3-one 18160-97-9 C19H15ClN2O
    4-[(E)-3-Chloro-3-phenyl-prop-2-en-(E)-ylidene]-5-methyl-2-phenyl-2,4-dihydro-pyrazol-3-one
    —— (4S)-4-(3-cyclopentyloxy-4-methoxyphenyl)-1-(3-trifluoromethylbenzyl)-2-pyrrolidone 514215-70-4 C24H26F3NO3
    (4S)-4-(3-cyclopentyloxy-4-methoxyphenyl)-1-(3-trifluoromethylbenzyl)-2-pyrrolidone
    —— 4-methoxy-7-morpholin-4-yl-benzothiazole-2-carboxylic acid[2-(4-fluoro-phenyl)-ethyl]-amide 538327-97-8 C21H22FN3O3S
    4-methoxy-7-morpholin-4-yl-benzothiazole-2-carboxylic acid[2-(4-fluoro-phenyl)-ethyl]-amide
    —— 4-chloro-5-(2-dimethylaminomethyl-pyrrolidin-1-yl)-2-nitroaniline 1380921-11-8 C13H19ClN4O2
    4-chloro-5-(2-dimethylaminomethyl-pyrrolidin-1-yl)-2-nitroaniline
    —— 4-methyl-4-(2-methylprop-1-enyl)-6,7-dihydrocyclopenta[b]pyran-5(4H)-one 1434337-23-1 C13H16O2
    4-methyl-4-(2-methylprop-1-enyl)-6,7-dihydrocyclopenta[b]pyran-5(4H)-one
    —— 4-hydroxy-4-methyl-6-phenylhex-5-yn-2-one 39196-73-1 C13H14O2
    4-hydroxy-4-methyl-6-phenylhex-5-yn-2-one
    —— 4-(2-(6-(4-chloro-3-(trifluoromethyl)phenoxy)pyridin-3-yl)ethoxy)-5-fluoro-1-((1-methyl-1H-pyrazol-4-yl)methyl)pyrimidin-2(1H)-one 1381791-63-4 C23H18ClF4N5O3
    4-(2-(6-(4-chloro-3-(trifluoromethyl)phenoxy)pyridin-3-yl)ethoxy)-5-fluoro-1-((1-methyl-1H-pyrazol-4-yl)methyl)pyrimidin-2(1H)-one
    —— 4-methyl-N-(oxo(((S)-1-phenylethyl)amino)(p-tolyl)-l6-sulfaneylidene)benzenesulfonamide 874443-16-0 C22H24N2O3S2
    4-methyl-N-(oxo(((S)-1-phenylethyl)amino)(p-tolyl)-l6-sulfaneylidene)benzenesulfonamide
    —— 4'-chloro-N-(2-(5-chloro-1H-indol-3-yl)ethyl)biphenyl-3-carboxamide 1383373-74-7 C23H18Cl2N2O
    4'-chloro-N-(2-(5-chloro-1H-indol-3-yl)ethyl)biphenyl-3-carboxamide
    —— 4-chloro-N-[N'-propan-2-yl-N-[5-(trifluoromethyl)-1H-pyrazol-3-yl]carbamimidoyl]benzamide 1381811-38-6 C15H15ClF3N5O
    4-chloro-N-[N'-propan-2-yl-N-[5-(trifluoromethyl)-1H-pyrazol-3-yl]carbamimidoyl]benzamide
    —— ((4-nitrobenzyl)oxy)methyl acetate 1374243-74-9 C10H11NO5
    ((4-nitrobenzyl)oxy)methyl acetate
    —— 4-chloro-N-[N'-cyclobutyl-N-[5-(trifluoromethyl)-1H-pyrazol-3-yl]carbamimidoyl]benzamide 1381811-44-4 C16H15ClF3N5O
    4-chloro-N-[N'-cyclobutyl-N-[5-(trifluoromethyl)-1H-pyrazol-3-yl]carbamimidoyl]benzamide
    —— 4-{(2S)-5-[5-(2-pyridinyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]-2,3-dihydro-1H-inden-2-yl}morpholine hydrochloride 1062294-95-4 C22H21F3N4O*ClH
    4-{(2S)-5-[5-(2-pyridinyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]-2,3-dihydro-1H-inden-2-yl}morpholine hydrochloride
    —— 4-[(2'S,3'S,4'R,5'R)-5'-benzoyloxymethyl-3',4'-dibenzyloxy-N-benzyloxycarbonylpyrrolidin-2'-yl]but-3-en-2-one 900780-95-2 C38H37NO7
    4-[(2'S,3'S,4'R,5'R)-5'-benzoyloxymethyl-3',4'-dibenzyloxy-N-benzyloxycarbonylpyrrolidin-2'-yl]but-3-en-2-one
    —— 4'(R)-hydroxy-7-fluoro-6-hydroxy-L-nebivolol 905454-29-7 C22H25F2NO6
    4'(R)-hydroxy-7-fluoro-6-hydroxy-L-nebivolol
    —— 4-isobutyryloxy-2-methyl-2-hydroxy-1-nitrobutane 129501-32-2 C9H17NO5
    4-isobutyryloxy-2-methyl-2-hydroxy-1-nitrobutane