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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (4S,5R)-4-hydroxyethyl-5-phenyloxazolidin-2-one 177839-63-3 C11H13NO3
    (4S,5R)-4-hydroxyethyl-5-phenyloxazolidin-2-one
    —— 4,5-dihydro-naphtho[1,2-<i>c</i>]isoxazole-3-carboxylic acid methyl ester 35169-45-0 C13H11NO3
    4,5-dihydro-naphtho[1,2-<i>c</i>]isoxazole-3-carboxylic acid methyl ester
    —— (4aS,5S,9bS)-5-(4-Isopropyl-phenyl)-7-methoxy-1,3,4,4a,5,9b-hexahydro-indeno[1,2-b]pyridin-2-one 88687-28-9 C22H25NO2
    (4aS,5S,9bS)-5-(4-Isopropyl-phenyl)-7-methoxy-1,3,4,4a,5,9b-hexahydro-indeno[1,2-b]pyridin-2-one
    —— 4-[(11β,17β)-17-hydroxy-3-oxo-17-(pentafluoroethyl)estra-4,9-dien-11-yl]-N-[2-(pyridin-4-yl)ethyl]benzamide 1325225-72-6 C34H35F5N2O3
    4-[(11β,17β)-17-hydroxy-3-oxo-17-(pentafluoroethyl)estra-4,9-dien-11-yl]-N-[2-(pyridin-4-yl)ethyl]benzamide
    —— 4-(5-Chloro-2-methoxyphenyl)-2-(6-methylpyridin-2-yl)quinazoline 1375259-15-6 C21H16ClN3O
    4-(5-Chloro-2-methoxyphenyl)-2-(6-methylpyridin-2-yl)quinazoline
    —— 4-benzothiazol-2-yl-2,2,3,3,4,4-hexafluoro-butyric acid methyl ester 15091-13-1 C12H7F6NO2S
    4-benzothiazol-2-yl-2,2,3,3,4,4-hexafluoro-butyric acid methyl ester
    —— 4,4,4,4',4',4'-hexafluoro-N-(3-hydroxypropyl)-D-valyl-N-methyl-L-leucyl-L-alanine tert-butyl ester 1252617-20-1 C22H37F6N3O5
    4,4,4,4',4',4'-hexafluoro-N-(3-hydroxypropyl)-D-valyl-N-methyl-L-leucyl-L-alanine tert-butyl ester
    —— 4-chlorobenzaldehyde N-(3-cyclohexyl-3,4-dihydro-4-oxoquinazolin-2-yl)hydrazone 1041187-96-5 C21H21ClN4O
    4-chlorobenzaldehyde N-(3-cyclohexyl-3,4-dihydro-4-oxoquinazolin-2-yl)hydrazone
    —— 4-[(E)-3-(3-chlorophenyl)-acryloyl]-3-methyl-1-(3-pyrrolidin-1-yl-propyl)-piperazin-2-one 1101841-49-9 C21H28ClN3O2
    4-[(E)-3-(3-chlorophenyl)-acryloyl]-3-methyl-1-(3-pyrrolidin-1-yl-propyl)-piperazin-2-one
    —— {4-[(1R,3S)-3-{[(1R)-1-(4-fluoronaphthalen-1-yl)ethyl]amino}cyclopentyl]phenoxy}acetonitrile 1211474-26-8 C25H25FN2O
    {4-[(1R,3S)-3-{[(1R)-1-(4-fluoronaphthalen-1-yl)ethyl]amino}cyclopentyl]phenoxy}acetonitrile
    —— 4-[(6S,7R)-7-hydroxy-6-methyl-4-oxo-5-azaspiro[2.4]hept-5-yl]-2-methoxybenzonitrile 1114545-92-4 C15H16N2O3
    4-[(6S,7R)-7-hydroxy-6-methyl-4-oxo-5-azaspiro[2.4]hept-5-yl]-2-methoxybenzonitrile
    —— 4-(9-ethyl-3,4,8,10-tetrahydro-2H-pyrano[2,3-f][1,3]benzoxazin-3-yl)phenol 1394852-93-7 C19H21NO3
    4-(9-ethyl-3,4,8,10-tetrahydro-2H-pyrano[2,3-f][1,3]benzoxazin-3-yl)phenol
    —— 4-[(4-phenyl)diazenyl]phenyl 4-(pyren-1-yl)butanoate 1579240-48-4 C32H24N2O2
    4-[(4-phenyl)diazenyl]phenyl 4-(pyren-1-yl)butanoate
    —— 4-amino-2-(3-ethoxy-4-hydroxy-phenyl)-7-methoxy-chromeno[4,3-d]pyrimidin-5-one 32640-07-6 C20H17N3O5
    4-amino-2-(3-ethoxy-4-hydroxy-phenyl)-7-methoxy-chromeno[4,3-d]pyrimidin-5-one
    —— 4-hydroxy-2,3,5,6-tetramethyl-4-perfluorooctyl-2,5-hexadien-1-one 135957-83-4 C18H13F17O2
    4-hydroxy-2,3,5,6-tetramethyl-4-perfluorooctyl-2,5-hexadien-1-one
    —— 4-nitro-N-(1H-tetrazol-5-yl)benzenesulfonamide 91979-02-1 C7H6N6O4S
    4-nitro-N-(1H-tetrazol-5-yl)benzenesulfonamide
    —— 4-(2-formyloxy-ethyl)-3-oxo-3,4-dihydro-quinoxaline-2-carboxylic acid 1(2)<i>H</i>-tetrazol-5-ylamide 55495-97-1 C13H11N7O4
    4-(2-formyloxy-ethyl)-3-oxo-3,4-dihydro-quinoxaline-2-carboxylic acid 1(2)<i>H</i>-tetrazol-5-ylamide
    —— 4-(pentafluorosulfanyl)-4'-(trifluoromethyl)biphenyl 1605274-74-5 C13H8F8S
    4-(pentafluorosulfanyl)-4'-(trifluoromethyl)biphenyl
    —— 4,6-Benzyliden-N-carbobenzoxy-D-glucosamin 18834-66-7 C21H23NO7
    4,6-Benzyliden-N-carbobenzoxy-D-glucosamin
    —— 4-(3-Ethyl-2-hydroxy-4-methoxy-phenyl)-4-oxo-butyric acid 27533-47-7 C13H16O5
    4-(3-Ethyl-2-hydroxy-4-methoxy-phenyl)-4-oxo-butyric acid
    —— 4-<(5-Chlor-3-methyl-benzofuran-2-yl)-methyl>-6-phenyl-2H-1,3,5-oxadiazin-2-on 1168-37-2 C19H13ClN2O3
    4-<(5-Chlor-3-methyl-benzofuran-2-yl)-methyl>-6-phenyl-2H-1,3,5-oxadiazin-2-on
    —— 4-chloro-2-(naphthalen-1-yl)pyridine 98420-90-7 C15H10ClN
    4-chloro-2-(naphthalen-1-yl)pyridine
    —— 4-Nitro-N-<phenoxy-phenyl-(4-brom-phenyl)-phosphinyliden>-benzolsulfonamid 3453-28-9 C24H18BrN2O5PS
    4-Nitro-N-<phenoxy-phenyl-(4-brom-phenyl)-phosphinyliden>-benzolsulfonamid
    —— 4-Isopropyl-7-methoxy-thiachroman 4521-54-4 C13H18OS
    4-Isopropyl-7-methoxy-thiachroman
    —— 4,4'-[5,5'-di-<i>p</i>-tolyl-3,3'-(4,4'-ethene-1,2-diyl-diphenyl)-bis-[1,2,4]triazol-4-yl]-bis-benzoic acid diethyl ester 41503-14-4 C50H42N6O4
    4,4'-[5,5'-di-<i>p</i>-tolyl-3,3'-(4,4'-ethene-1,2-diyl-diphenyl)-bis-[1,2,4]triazol-4-yl]-bis-benzoic acid diethyl ester
    —— 4-Chlor-5-(3-nitro-4-chlorphenyl)-pyrrol-2,3-dicarbonsaeure 19089-39-5 C12H6Cl2N2O6
    4-Chlor-5-(3-nitro-4-chlorphenyl)-pyrrol-2,3-dicarbonsaeure
    —— 4-hydroxy-2-(2-methoxyphenyl)-1-(3-methoxy-4-thiophen-3-ylphenyl)-3-(2-methylpropanoyl)-2H-pyrrol-5-one 1219487-92-9 C26H25NO5S
    4-hydroxy-2-(2-methoxyphenyl)-1-(3-methoxy-4-thiophen-3-ylphenyl)-3-(2-methylpropanoyl)-2H-pyrrol-5-one
    —— (4S,4'S)-butane-1,4-diyl-bis-(8-ethynyl-6-(2'-fluorophenyl)-4-methyl-4H-benzo-[f]-imidazo-[1,5-a]-[1,4]-diazepine-3-carboxylate) 1413433-17-6 C46H34F2N6O4
    (4S,4'S)-butane-1,4-diyl-bis-(8-ethynyl-6-(2'-fluorophenyl)-4-methyl-4H-benzo-[f]-imidazo-[1,5-a]-[1,4]-diazepine-3-carboxylate)
    —— 4-(3-Methanesulfonyl-benzenesulfonyl)-8-(4-methyl-piperazin-1-yl)-3,4-dihydro-2H-benzo[1,4]oxazine, hydrochloride salt 625393-86-4 C20H25N3O5S2*ClH
    4-(3-Methanesulfonyl-benzenesulfonyl)-8-(4-methyl-piperazin-1-yl)-3,4-dihydro-2H-benzo[1,4]oxazine, hydrochloride salt
    —— 4-Carbamoyl-2-(2,6-dichloro-benzyl)-6,7-dimethoxy-isoquinolinium; chloride 73184-20-0 C19H17Cl2N2O3*Cl
    4-Carbamoyl-2-(2,6-dichloro-benzyl)-6,7-dimethoxy-isoquinolinium; chloride
    —— 4-[(E)-3-(3,5-dichlorophenyl)-4,4,4-trifluorobut-1-enyl]-2-methyl-N-(pyrazin-2-ylmethyl)benzamide 1416977-15-5 C23H18Cl2F3N3O
    4-[(E)-3-(3,5-dichlorophenyl)-4,4,4-trifluorobut-1-enyl]-2-methyl-N-(pyrazin-2-ylmethyl)benzamide
    —— 4-(3-(2,4-difluorophenyl)-6-oxo-2-phenyl-6H-imidazo[1,5-b]pyrazol-4-yl)benzonitrile 1221131-54-9 C24H12F2N4O
    4-(3-(2,4-difluorophenyl)-6-oxo-2-phenyl-6H-imidazo[1,5-b]pyrazol-4-yl)benzonitrile
    —— (4aR,6S,7R,8S,8aS)-7,8-Bis-benzyloxy-6-phenoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxine 42821-95-4 C33H32O6
    (4aR,6S,7R,8S,8aS)-7,8-Bis-benzyloxy-6-phenoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxine
    —— 4-N-benzylamino-5-iodo-7-(5-deoxy-2,3-O-isopropylidene-β-D-ribofuranosyl)pyrrolo[2,3-d]pyrimidine 291759-25-6 C21H23IN4O3
    4-N-benzylamino-5-iodo-7-(5-deoxy-2,3-O-isopropylidene-β-D-ribofuranosyl)pyrrolo[2,3-d]pyrimidine
    —— (4-isothiocyanatobutyl)(4-methoxybenzyl)sulfane 1414792-79-2 C13H17NOS2
    (4-isothiocyanatobutyl)(4-methoxybenzyl)sulfane
    —— 4-Acetyl-1-benzyloxy-cyclohex-1-en 4877-47-8 C15H18O2
    4-Acetyl-1-benzyloxy-cyclohex-1-en
    —— 4-(2-hydroxy-1,1-dimethyl-ethyl)-N-(2-methyl-3-{4-methyl-6-[4-(morpholine-4-carbonyl)-phenylamino]-5-oxo-4,5-dihydro-pyrazin-2-yl}-phenyl)-benzamide 910235-43-7 C34H37N5O5
    4-(2-hydroxy-1,1-dimethyl-ethyl)-N-(2-methyl-3-{4-methyl-6-[4-(morpholine-4-carbonyl)-phenylamino]-5-oxo-4,5-dihydro-pyrazin-2-yl}-phenyl)-benzamide
    —— 4-Chloromercuri-2,3-diphenyl-5-thiazon 1280-49-5 C15H10ClHgNOS
    4-Chloromercuri-2,3-diphenyl-5-thiazon
    —— 4-Desoxy-7-oxo-dihydrothebainon 2072-97-1 C18H21NO3
    4-Desoxy-7-oxo-dihydrothebainon
    —— (4-Amino-5-benzyloxy-indolyl-(3))-essigsaeure 15936-23-9 C17H16N2O3
    (4-Amino-5-benzyloxy-indolyl-(3))-essigsaeure
    —— 4-Methoxy-2,3,7-trimethyl-benzofuran 4138-63-0 C12H14O2
    4-Methoxy-2,3,7-trimethyl-benzofuran
    —— 4,7-Diacetoxy-phenalenon-(1) 19997-03-6 C17H12O5
    4,7-Diacetoxy-phenalenon-(1)
    —— 4-Neopentyl-2,2-pentamethylen-Δ<sup>3</sup>-imidazolin-5-thion 4592-51-2 C13H22N2S
    4-Neopentyl-2,2-pentamethylen-Δ<sup>3</sup>-imidazolin-5-thion
    —— 4-(2-Chlor-5-trifluormethyl-anilino)-5-ethoxycarbonyl-pyrimidin 16100-39-3 C14H11ClF3N3O2
    4-(2-Chlor-5-trifluormethyl-anilino)-5-ethoxycarbonyl-pyrimidin
    —— 4-Azido-4-benzyl-3-propyl-4H-isoxazol-5-one 133469-57-5 C13H14N4O2
    4-Azido-4-benzyl-3-propyl-4H-isoxazol-5-one
    —— (4aS,5S,6R,8aS)-4a-hydroxy-5-(4-methoxybenzoyl)-8a-methyl-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)octahydronaphthalen-1(2H)-one 1416969-92-0 C25H35BO6
    (4aS,5S,6R,8aS)-4a-hydroxy-5-(4-methoxybenzoyl)-8a-methyl-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)octahydronaphthalen-1(2H)-one
    —— 4,4-dimethyl-1-(1-methoxycyclohexyl)-1-pentyn-3-one 170954-09-3 C14H22O2
    4,4-dimethyl-1-(1-methoxycyclohexyl)-1-pentyn-3-one
    —— 4-Chloro-2,5,6-trimethyl-7-(2,4,6-tribromophenyl)-7H-pyrrolo [2,3-d]pyrimidine 291539-98-5 C15H11Br3ClN3
    4-Chloro-2,5,6-trimethyl-7-(2,4,6-tribromophenyl)-7H-pyrrolo [2,3-d]pyrimidine
    —— 4-methoxy-2,5-bis(methoxymethoxy)phenylamine 811788-16-6 C11H17NO5
    4-methoxy-2,5-bis(methoxymethoxy)phenylamine
    —— 4,5-di(1-adamantyloxy)-3,6-difluoro-phthalonitrile 921206-52-2 C28H30F2N2O2
    4,5-di(1-adamantyloxy)-3,6-difluoro-phthalonitrile