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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (4-bromo-2-isopropyl-pent-4-enoyl)-urea 99061-70-8 C9H15BrN2O2
    (4-bromo-2-isopropyl-pent-4-enoyl)-urea
    —— 4-methyl-N-prop-2-ynyl-N-(3-trimethylsilylprop-2-ynyl)benzenesulfonamide 170751-30-1 C16H21NO2SSi
    4-methyl-N-prop-2-ynyl-N-(3-trimethylsilylprop-2-ynyl)benzenesulfonamide
    —— 4-(pyrid-2'-yl)-1,5-naphthyridine 1171818-17-9 C13H9N3
    4-(pyrid-2'-yl)-1,5-naphthyridine
    —— 4,4,4-Trifluoro-1-(3-methyl-4-methylsulfanyl-phenyl)-butane-1,3-dione 922728-88-9 C12H11F3O2S
    4,4,4-Trifluoro-1-(3-methyl-4-methylsulfanyl-phenyl)-butane-1,3-dione
    —— 4-N-(3-chloro-4-fluorophenyl)-6-N-[(2,5-dimethylphenyl)methyl]quinazoline-4,6-diamine 863215-91-2 C23H20ClFN4
    4-N-(3-chloro-4-fluorophenyl)-6-N-[(2,5-dimethylphenyl)methyl]quinazoline-4,6-diamine
    —— 4-(3-fluorophenyl)-6-methoxy-2-[(2-morpholin-4-ylethyl)amino]quinoline-3-carbonitrile 849473-73-0 C23H23FN4O2
    4-(3-fluorophenyl)-6-methoxy-2-[(2-morpholin-4-ylethyl)amino]quinoline-3-carbonitrile
    —— 4-((2-(2-cyclopropylethyl)-1H-imidazo[4,5-b]pyrazin-1-yl)methyl)-8-fluoroquinolin-2(1H)-one 1125748-35-7 C20H18FN5O
    4-((2-(2-cyclopropylethyl)-1H-imidazo[4,5-b]pyrazin-1-yl)methyl)-8-fluoroquinolin-2(1H)-one
    —— 4-(((3-chlorophenyl)(6-(pyrrolidin-1-yl)pyridin-3-yl)amino)methyl)-7,8-difluoroquinolin-2(1H)-one 1125863-94-6 C25H21ClF2N4O
    4-(((3-chlorophenyl)(6-(pyrrolidin-1-yl)pyridin-3-yl)amino)methyl)-7,8-difluoroquinolin-2(1H)-one
    —— 4-(3-methylsulfanyl-phenylamino)-pyrrolo[2,3-d]pyrimidine-7-carboxylic acid {2-methyl-5-[4-(4-methyl-piperazin-1-ylmethyl)-benzoylamino]-phenyl}-amide 851319-59-0 C34H36N8O2S
    4-(3-methylsulfanyl-phenylamino)-pyrrolo[2,3-d]pyrimidine-7-carboxylic acid {2-methyl-5-[4-(4-methyl-piperazin-1-ylmethyl)-benzoylamino]-phenyl}-amide
    —— 4-(6-Phenyl-benzooxazol-2-yl)-benzoyl chloride 6660-85-1 C20H12ClNO2
    4-(6-Phenyl-benzooxazol-2-yl)-benzoyl chloride
    —— 4-Hydroxy-3-[2-methoxy-5-methyl-4-(2-sulfooxy-ethanesulfonyl)-phenylazo]-naphthalene-2-sulfonic acid 29476-89-9 C20H20N2O11S3
    4-Hydroxy-3-[2-methoxy-5-methyl-4-(2-sulfooxy-ethanesulfonyl)-phenylazo]-naphthalene-2-sulfonic acid
    —— 4-Acetoxy-17α-methyl-Δ<sup>1,4,6</sup>-androstatrien-17β-ol-3-on 2243-00-7 C22H28O4
    4-Acetoxy-17α-methyl-Δ<sup>1,4,6</sup>-androstatrien-17β-ol-3-on
    —— 4,9-dianilino-2,7-bis-[4-(2-hydroxy-ethylamino)-phenyl]-benzo[<i>lmn</i>][3,8]phenanthroline-1,3,6,8-tetraone 21347-13-7 C42H34N6O6
    4,9-dianilino-2,7-bis-[4-(2-hydroxy-ethylamino)-phenyl]-benzo[<i>lmn</i>][3,8]phenanthroline-1,3,6,8-tetraone
    —— 4-{[2-(Biphenyl-4-yloxy)-ethyl]-phenethyl-amino}-2-methyl-benzaldehyde 64617-66-9 C30H29NO2
    4-{[2-(Biphenyl-4-yloxy)-ethyl]-phenethyl-amino}-2-methyl-benzaldehyde
    —— (4-Benzoyl-phenoxy)-phenyl-acetic acid ethyl ester 67390-85-6 C23H20O4
    (4-Benzoyl-phenoxy)-phenyl-acetic acid ethyl ester
    —— 4-[3-(4-chloro-phenyl)-4,5-dihydro-pyrazol-1-yl]-<i>N</i>,<i>N</i>-bis-(2-cyano-ethyl)-benzenesulfonamide 26687-25-2 C21H20ClN5O2S
    4-[3-(4-chloro-phenyl)-4,5-dihydro-pyrazol-1-yl]-<i>N</i>,<i>N</i>-bis-(2-cyano-ethyl)-benzenesulfonamide
    —— (4-butoxy-6-methyl-pyrimidin-2-yl)-(1,3-dimethyl-butyl)-amine 59143-71-4 C15H27N3O
    (4-butoxy-6-methyl-pyrimidin-2-yl)-(1,3-dimethyl-butyl)-amine
    —— 4-methyl-1-(4-(4-propionylpiperazin-1-yl)-3-(trifluoromethyl)phenyl)-9-(quinolin-3-yl)benzo[h][1,6]naphthyridin-2(1H)-one 1222999-84-9 C36H30F3N5O2
    4-methyl-1-(4-(4-propionylpiperazin-1-yl)-3-(trifluoromethyl)phenyl)-9-(quinolin-3-yl)benzo[h][1,6]naphthyridin-2(1H)-one
    —— 4-((2-(cyclobutylmethyl)-1H-imidazo[4,5-b]pyrazin-1-yl)methyl)-8-fluoroquinolin-2(1H)-one 1125747-59-2 C20H18FN5O
    4-((2-(cyclobutylmethyl)-1H-imidazo[4,5-b]pyrazin-1-yl)methyl)-8-fluoroquinolin-2(1H)-one
    —— 4-(2-chloromercury-phenoxymethyl)-7,8-benzo-chromene-2-one 1252026-29-1 C20H13ClHgO3
    4-(2-chloromercury-phenoxymethyl)-7,8-benzo-chromene-2-one
    —— 4MU-4F-LacNAc 905575-25-9 C24H30FNO12
    4MU-4F-LacNAc
    —— 4-chloro-4-methyl-1,1-dioxo-2-phenyl-1λ<sup>6</sup>-[1,2]thiazetidin-3-one 55897-42-2 C9H8ClNO3S
    4-chloro-4-methyl-1,1-dioxo-2-phenyl-1λ<sup>6</sup>-[1,2]thiazetidin-3-one
    —— 4-Methyl-2,5-dioxo-N-[2-(phenylmethyl)phenyl]-4-(4-propylphenyl)-1-imidazolidineacetamide 1170526-98-3 C28H29N3O3
    4-Methyl-2,5-dioxo-N-[2-(phenylmethyl)phenyl]-4-(4-propylphenyl)-1-imidazolidineacetamide
    —— 4-(4-iodophenoxy)butanoic acid 731847-94-2 C10H11IO3
    4-(4-iodophenoxy)butanoic acid
    —— 4-(piperidine-1-sulfonyloxy)-benzaldehyde thiosemicarbazone 101266-43-7 C13H18N4O3S2
    4-(piperidine-1-sulfonyloxy)-benzaldehyde thiosemicarbazone
    —— 4t-(4-amino-phenyl)-but-3-en-2-one thiosemicarbazone 100058-15-9 C11H14N4S
    4t-(4-amino-phenyl)-but-3-en-2-one thiosemicarbazone
    —— 4-(4-methoxyphenyl)-4-oxobut-2-enoyl chloride 148136-30-5 C11H9ClO3
    4-(4-methoxyphenyl)-4-oxobut-2-enoyl chloride
    —— 4-(3-Cyanoanilino)-4-oxobut-2-enoic acid 303770-94-7 C11H8N2O3
    4-(3-Cyanoanilino)-4-oxobut-2-enoic acid
    —— 4-(3,4-dimethoxyphenyl)-N-(2-naphthyl)butanamide 292644-07-6 C22H23NO3
    4-(3,4-dimethoxyphenyl)-N-(2-naphthyl)butanamide
    —— 4-methoxy-6-methyl-5-propoxymethyl-5,6,7,8-tetrahydro-[1,3]dioxolo[4,5-<i>g</i>]isoquinoline 21136-92-5 C16H23NO4
    4-methoxy-6-methyl-5-propoxymethyl-5,6,7,8-tetrahydro-[1,3]dioxolo[4,5-<i>g</i>]isoquinoline
    —— (4-chlorophenyl)[5-(3-chlorophenyl)-1,2,3,5-tetrahydro-2-thioxo-4,1-benzothiazepin-7-yl]-methanone 432553-24-7 C22H15Cl2NOS2
    (4-chlorophenyl)[5-(3-chlorophenyl)-1,2,3,5-tetrahydro-2-thioxo-4,1-benzothiazepin-7-yl]-methanone
    —— 4-But-3-enyl-3,4,5,6,7,8-hexahydro-2H-azulen-1-one 127938-85-6 C14H20O
    4-But-3-enyl-3,4,5,6,7,8-hexahydro-2H-azulen-1-one
    —— (+/-)-(4-chloro-2-{2-[2-(2,4-dimethylphenoxy)acetyl]-1,2,3,4-tetrahydroisoquinolin-1-yl}phenoxy)acetic acid 1355058-58-0 C27H26ClNO5
    (+/-)-(4-chloro-2-{2-[2-(2,4-dimethylphenoxy)acetyl]-1,2,3,4-tetrahydroisoquinolin-1-yl}phenoxy)acetic acid
    —— (4'-fluoro-2'-oxo-5,6-dihydrospiro[benzo[1,2-b:5,4-b']difuran-3,3'-indol]-1'(2'H)-yl)acetic acid 912670-07-6 C19H14FNO5
    (4'-fluoro-2'-oxo-5,6-dihydrospiro[benzo[1,2-b:5,4-b']difuran-3,3'-indol]-1'(2'H)-yl)acetic acid
    —— 4-(2-fluoro-4-methylphenylamino)-1,2,5-trimethyl-6-oxo-1,6-dihydropyridine-3-carboxylic acid ethyl ester 853109-01-0 C18H21FN2O3
    4-(2-fluoro-4-methylphenylamino)-1,2,5-trimethyl-6-oxo-1,6-dihydropyridine-3-carboxylic acid ethyl ester
    —— (4-(2-fluoro-4-(3-methyl-[1,2,4]oxadiazol-5-yl)phenyl)piperazin-1-yl)phenylacetic acid 1163248-12-1 C21H21FN4O3
    (4-(2-fluoro-4-(3-methyl-[1,2,4]oxadiazol-5-yl)phenyl)piperazin-1-yl)phenylacetic acid
    —— (4R)-4-[(tert-butoxycarbonyl)amino]-5-(cyclopentyloxy)-5-oxopentanoic acid 957185-03-4 C15H25NO6
    (4R)-4-[(tert-butoxycarbonyl)amino]-5-(cyclopentyloxy)-5-oxopentanoic acid
    —— 4-[4-(2-Dimethylaminoethoxy)phenyl]-3-(4-fluorophenyl)-4-phenylbut-3-en-1-ol 341526-69-0 C26H28FNO2
    4-[4-(2-Dimethylaminoethoxy)phenyl]-3-(4-fluorophenyl)-4-phenylbut-3-en-1-ol
    —— 4-(4-tert-butylbenzyl)-morpholin-3-one 857263-90-2 C15H21NO2
    4-(4-tert-butylbenzyl)-morpholin-3-one
    —— 4,<i>N</i><sup>1</sup>-dimethyl-benzene-1,2-diamine; dihydrochloride 55783-44-3 C8H12N2*2ClH
    4,<i>N</i><sup>1</sup>-dimethyl-benzene-1,2-diamine; dihydrochloride
    —— 4-(4-biphenylyl)-morpholin-3-one 857263-94-6 C16H15NO2
    4-(4-biphenylyl)-morpholin-3-one
    —— (4aR*,7aS*)-octahydrofuro[3,4b]pyrazine 1310377-81-1 C6H12N2O
    (4aR*,7aS*)-octahydrofuro[3,4b]pyrazine
    —— (4R)-4-[(1S)-4-methylidenecyclohex-2-enyl]pentanal 250689-40-8 C12H18O
    (4R)-4-[(1S)-4-methylidenecyclohex-2-enyl]pentanal
    —— 4-Nitrophenyl O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-β-D-glucopyranosyl)-(1->2)-O-(3,4-di-O-acetyl-6-O-methyl-α-D-mannopyranosyl)-(1->6)-2,3-di-O-acetyl-β-D-glucopyranoside 150161-22-1 C41H54N2O25
    4-Nitrophenyl O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-β-D-glucopyranosyl)-(1->2)-O-(3,4-di-O-acetyl-6-O-methyl-α-D-mannopyranosyl)-(1->6)-2,3-di-O-acetyl-β-D-glucopyranoside
    —— 4-(3,4-dihydro-6,7-dimethoxy-2H-isoquinoline-1-ylidene)-2,4-dihydro-2-(4-nitrophenyl)-5-(2-thienyl)pyrazol-3-one 1161946-66-2 C24H20N4O5S
    4-(3,4-dihydro-6,7-dimethoxy-2H-isoquinoline-1-ylidene)-2,4-dihydro-2-(4-nitrophenyl)-5-(2-thienyl)pyrazol-3-one
    —— 4-Methyl-N-[2,2,2-trichloro-1-(2-hydroxy-ethoxy)-ethyl]-benzenesulfonamide 130868-82-5 C11H14Cl3NO4S
    4-Methyl-N-[2,2,2-trichloro-1-(2-hydroxy-ethoxy)-ethyl]-benzenesulfonamide
    —— (4-FC6H4)3Sb(O2C-2-C4H3NCH3)2 126117-57-5 C30H24F3N2O4Sb
    (4-FC6H4)3Sb(O2C-2-C4H3NCH3)2
    —— 4-[2-(3-fluorophenyl)ethynyl]-1H-pyrrolo[2,3-b]pyridine 1174296-97-9 C15H9FN2
    4-[2-(3-fluorophenyl)ethynyl]-1H-pyrrolo[2,3-b]pyridine
    —— 4-(Diphenylamino)-2-oxo-3-butinsaeure-(p-tolylester) 80608-29-3 C23H17NO3
    4-(Diphenylamino)-2-oxo-3-butinsaeure-(p-tolylester)
    —— 4-hydroxy-3-(p-tolylsulfonyl)isoquinoline 90555-33-2 C16H13NO3S
    4-hydroxy-3-(p-tolylsulfonyl)isoquinoline