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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (4-Methoxy-phenyl)-(2,4-dihydroxy-phenyl)-tellurdichlorid 122216-27-7 C13H12Cl2O3Te
    (4-Methoxy-phenyl)-(2,4-dihydroxy-phenyl)-tellurdichlorid
    —— 4'',5-bis<O-(dimethyl-tert-butylsilyl)>-Δ2-4(R)-avermectin B1a 103024-46-0 C60H100O14Si2
    4'',5-bis<O-(dimethyl-tert-butylsilyl)>-Δ2-4(R)-avermectin B1a
    —— 4-[4-(3,5-dimethylpyridazin-4-yl)-3-methoxyphenoxy]furo[3,2-c]pyridine 1609583-24-5 C20H17N3O3
    4-[4-(3,5-dimethylpyridazin-4-yl)-3-methoxyphenoxy]furo[3,2-c]pyridine
    —— 4-ethoxy-2-(2-methylpyrazolo[1,5-a]pyridin-3-yl)-1,3-thiazole-5-carboxamide 1239504-19-8 C14H14N4O2S
    4-ethoxy-2-(2-methylpyrazolo[1,5-a]pyridin-3-yl)-1,3-thiazole-5-carboxamide
    —— 4-Dimethylamino-6-methylsulfonyl-pyrimidin 90008-71-2 C7H11N3O2S
    4-Dimethylamino-6-methylsulfonyl-pyrimidin
    —— 4-nitro-2,3-dimethylimidazo<4,5-g>quinazolin-8(3H,7H)-one 105664-89-9 C11H9N5O3
    4-nitro-2,3-dimethylimidazo<4,5-g>quinazolin-8(3H,7H)-one
    —— 4,6-Diphenyl-1-p-tolyl-3,4-dihydro-1H-pyridin-2-one 92236-56-1 C24H21NO
    4,6-Diphenyl-1-p-tolyl-3,4-dihydro-1H-pyridin-2-one
    —— 4-(3,4-dihydro-4-oxo-5-pyrimidinyl)-o-phenylene diacetate 150191-26-7 C14H12N2O5
    4-(3,4-dihydro-4-oxo-5-pyrimidinyl)-o-phenylene diacetate
    —— 4-Cyclohexyl-2-(2,4-dichlorphenyl)butyronitril 66246-24-0 C16H19Cl2N
    4-Cyclohexyl-2-(2,4-dichlorphenyl)butyronitril
    —— 4-Hydroxy-6-methyl-1,8-naphthyridin-2(1H)-one 1209781-71-4 C9H8N2O2
    4-Hydroxy-6-methyl-1,8-naphthyridin-2(1H)-one
    —— 4-Hydroxy-1-methyl-3-(2-pyridinyl)-2-imidazolidinone 104822-47-1 C9H11N3O2
    4-Hydroxy-1-methyl-3-(2-pyridinyl)-2-imidazolidinone
    —— 4-(pentachlorophenoxy)anisole 90985-97-0 C13H7Cl5O2
    4-(pentachlorophenoxy)anisole
    —— 4-(N-((4'-carbamoylbiphenyl-4-yl)methyl)-2-(N,4-dimethylphenylsulfonamido)acetamido)-2-hydroxybenzoic acid 1331747-63-7 C31H29N3O7S
    4-(N-((4'-carbamoylbiphenyl-4-yl)methyl)-2-(N,4-dimethylphenylsulfonamido)acetamido)-2-hydroxybenzoic acid
    —— 4-(9-(2,4-dichlorophenyl)-3,3,6,6-tetramethyl-1,8-dioxo-1,2,3,4,5,6,7,8-octahydroacridin-10(9H)-yl)benzenesulfonamide 1426925-46-3 C29H30Cl2N2O4S
    4-(9-(2,4-dichlorophenyl)-3,3,6,6-tetramethyl-1,8-dioxo-1,2,3,4,5,6,7,8-octahydroacridin-10(9H)-yl)benzenesulfonamide
    —— 4,4'-(phenylmethylene)bis(6-allyl-3-chloro-2-methylaniline) 1219735-66-6 C27H28Cl2N2
    4,4'-(phenylmethylene)bis(6-allyl-3-chloro-2-methylaniline)
    —— 4-[4,8-Dimethoxy-2-(2,3,5,6-tetrafluoropyridin-4-yl)thieno[2,3-f][1]benzothiol-6-yl]-2,3,5,6-tetrafluoropyridine 1056457-39-6 C22H8F8N2O2S2
    4-[4,8-Dimethoxy-2-(2,3,5,6-tetrafluoropyridin-4-yl)thieno[2,3-f][1]benzothiol-6-yl]-2,3,5,6-tetrafluoropyridine
    —— 4-(4-cyanophenyl)-N-[(1S,2R)-2-hydroxycyclopentyl]-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-6,7-dihydro-4H-cyclopenta[d]pyrimidine-3-carboxamide 1621271-88-2 C27H23F3N4O4
    4-(4-cyanophenyl)-N-[(1S,2R)-2-hydroxycyclopentyl]-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-6,7-dihydro-4H-cyclopenta[d]pyrimidine-3-carboxamide
    —— 4-(4-cyanophenyl)-N-[(2S)-1-hydroxypropan-2-yl]-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-6,7-dihydro-4H-cyclopenta[d]pyrimidine-3-carboxamide 1621271-58-6 C25H21F3N4O4
    4-(4-cyanophenyl)-N-[(2S)-1-hydroxypropan-2-yl]-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-6,7-dihydro-4H-cyclopenta[d]pyrimidine-3-carboxamide
    —— 4-[3-(2-methoxyethyl)-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-6,7-dihydro-4H-cyclopenta[d]pyrimidin-4-yl]-3-methylsulfonylbenzonitrile 1621271-07-5 C25H22F3N3O5S
    4-[3-(2-methoxyethyl)-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-6,7-dihydro-4H-cyclopenta[d]pyrimidin-4-yl]-3-methylsulfonylbenzonitrile
    —— (4-{3-[4-((3S,3aR,6S,6aS)-6-Nitrooxy-hexahydro-furo[3,2-b]furan-3-yl)-piperazin-1-yl]-propylsulfanyl}-phenyl)-acetic acid ethyl ester 153884-51-6 C23H33N3O7S
    (4-{3-[4-((3S,3aR,6S,6aS)-6-Nitrooxy-hexahydro-furo[3,2-b]furan-3-yl)-piperazin-1-yl]-propylsulfanyl}-phenyl)-acetic acid ethyl ester
    —— 4-bromoestra-1,3,5(10)-triene-3,16α,17β-triol 99477-24-4 C18H23BrO3
    4-bromoestra-1,3,5(10)-triene-3,16α,17β-triol
    —— 4-[(5-Chloro-4-methyl-2-sulfonatophenyl)diazenyl]-3-hydroxy-2-naphthalenecarboxylate 218129-07-8 C18H11ClN2O6S-2
    4-[(5-Chloro-4-methyl-2-sulfonatophenyl)diazenyl]-3-hydroxy-2-naphthalenecarboxylate
    —— 4-Brom-benzoesaeure-ethylester-chlorimid 73479-22-8 C9H9BrClNO
    4-Brom-benzoesaeure-ethylester-chlorimid
    —— 4-[(4-amino-benzylidene)-amino]-5-methyl-2-(3-chloro)-phenyl-3H-[1,2,4]-triazol-3-one 931420-62-1 C16H14ClN5O
    4-[(4-amino-benzylidene)-amino]-5-methyl-2-(3-chloro)-phenyl-3H-[1,2,4]-triazol-3-one
    —— 4-(3-methyl-6,7,8,9-tetrahydro-5H-benzocyclohepten-2-yl)-4-oxo-butyric acid 101429-48-5 C16H20O3
    4-(3-methyl-6,7,8,9-tetrahydro-5H-benzocyclohepten-2-yl)-4-oxo-butyric acid
    —— 4-[(2-acridin-9-ylsulfanylacetyl)amino]benzoic acid 85842-72-4 C22H16N2O3S
    4-[(2-acridin-9-ylsulfanylacetyl)amino]benzoic acid
    —— 4,5,6,8-tetra-O-acetyl-3,7-anhydro-2-bromo-2-deoxy-D-threo-L-lacto-octononitrile 85230-54-2 C16H20BrNO9
    4,5,6,8-tetra-O-acetyl-3,7-anhydro-2-bromo-2-deoxy-D-threo-L-lacto-octononitrile
    —— 4-Methoxy-N-(1-methylindol-3-yl)-benzolsulfonamid 36982-22-6 C16H16N2O3S
    4-Methoxy-N-(1-methylindol-3-yl)-benzolsulfonamid
    —— 4-Amino-6,7,8,9-tetrahydro-4H-cyclohepta<c>pyridazin-2H-3-on 33230-37-4 C9H13N3O
    4-Amino-6,7,8,9-tetrahydro-4H-cyclohepta<c>pyridazin-2H-3-on
    —— 4-Nitro-benzoic acid 4,5-dihydro-3H-naphtho[1,8-bc]thiophen-5-yl ester 26461-89-2 C18H13NO4S
    4-Nitro-benzoic acid 4,5-dihydro-3H-naphtho[1,8-bc]thiophen-5-yl ester
    —— 4-butylamino-1-ethyl-1<i>H</i>-pyrazolo[3,4-<i>b</i>]pyridine-5-carbonyl chloride 37689-46-6 C13H17ClN4O
    4-butylamino-1-ethyl-1<i>H</i>-pyrazolo[3,4-<i>b</i>]pyridine-5-carbonyl chloride
    —— 4-[1-(4-Chloro-benzenesulfonyl)-meth-(E)-ylidene]-6-methyl-chroman 56163-49-6 C17H15ClO3S
    4-[1-(4-Chloro-benzenesulfonyl)-meth-(E)-ylidene]-6-methyl-chroman
    —— 4-Amino-4-deoxy-D-erythronlactam 18908-39-9 C4H7NO3
    4-Amino-4-deoxy-D-erythronlactam
    —— 4-(4-butoxy-phenyl)-1-phenyl-[1,2,4]triazolidine-3,5-dione 98471-21-7 C18H19N3O3
    4-(4-butoxy-phenyl)-1-phenyl-[1,2,4]triazolidine-3,5-dione
    —— 4-Nitro-3-pikrylaminopyrazol 27224-73-3 C9H5N7O8
    4-Nitro-3-pikrylaminopyrazol
    —— 4-bromo-benzaldehyde pyridin-4-ylhydrazone 50356-93-9 C12H10BrN3
    4-bromo-benzaldehyde pyridin-4-ylhydrazone
    —— 4-((6’-(3,4-difluorophenyl)-[3,4’-bipyridin]-3’-yl)oxy)-2,5-difluoro-N-(thiazol-4-yl)benzenesulfonamide 1606120-69-7 C25H14F4N4O3S2
    4-((6’-(3,4-difluorophenyl)-[3,4’-bipyridin]-3’-yl)oxy)-2,5-difluoro-N-(thiazol-4-yl)benzenesulfonamide
    —— 4-[2-(4-chloroanilino)-4-phenyl-1,3-thiazole-5-carbonyl]-3-phenyloxadiazol-3-ium-5-olate 108107-42-2 C24H15ClN4O3S
    4-[2-(4-chloroanilino)-4-phenyl-1,3-thiazole-5-carbonyl]-3-phenyloxadiazol-3-ium-5-olate
    —— 4-[3-(1,3,4,6,11,11a-Hexahydro-pyrazino[1,2-b]isoquinolin-2-yl)-propylsulfanyl]-phenylamine; hydrochloride 115041-68-4 C21H27N3S*ClH
    4-[3-(1,3,4,6,11,11a-Hexahydro-pyrazino[1,2-b]isoquinolin-2-yl)-propylsulfanyl]-phenylamine; hydrochloride
    —— 4-acetamido-N-(4-(N-butyl-N-methylamino)butyl)-2-methoxybenzamide 947263-57-2 C19H31N3O3
    4-acetamido-N-(4-(N-butyl-N-methylamino)butyl)-2-methoxybenzamide
    —— 4-O-(2-acetamido-3,4,6-tri-O-acetyl-2-desoxy-β-D-mannopyranosyl)-2,3,6-tri-O-acetyl-β-D-glucopyranose 118561-37-8 C26H37NO17
    4-O-(2-acetamido-3,4,6-tri-O-acetyl-2-desoxy-β-D-mannopyranosyl)-2,3,6-tri-O-acetyl-β-D-glucopyranose
    —— (4aS<sup>*</sup>,7S<sup>*</sup>,8aR<sup>*</sup>)-7-<(2-methoxyethoxy)methoxy>-1,2,3,4,4a,7,8,8a-octahydroisoquinol-3-one 122490-41-9 C13H21NO4
    (4aS<sup>*</sup>,7S<sup>*</sup>,8aR<sup>*</sup>)-7-<(2-methoxyethoxy)methoxy>-1,2,3,4,4a,7,8,8a-octahydroisoquinol-3-one
    —— 4-[2-[6-(4-Morpholin-4-ylphenyl)imidazo[2,1-b][1,3,4]thiadiazol-2-yl]sulfonylethyl]morpholine 813435-27-7 C20H25N5O4S2
    4-[2-[6-(4-Morpholin-4-ylphenyl)imidazo[2,1-b][1,3,4]thiadiazol-2-yl]sulfonylethyl]morpholine
    —— (4-methylphenyl)-[(4-methylphenyl)-(4-methylphenyl)azanidylcarbonylcarbamoyl]azanide;palladium(2+);1,10-phenanthroline 152136-05-5 C35H29N5O2Pd
    (4-methylphenyl)-[(4-methylphenyl)-(4-methylphenyl)azanidylcarbonylcarbamoyl]azanide;palladium(2+);1,10-phenanthroline
    —— 4-({[(R)-3-((2S,3S)-3-tert-Butoxycarbonylamino-2-hydroxy-4-phenyl-butyryl)-5,5-dimethyl-thiazolidine-4-carbonyl]-amino}-methyl)-benzoic acid methyl ester 858781-03-0 C30H39N3O7S
    4-({[(R)-3-((2S,3S)-3-tert-Butoxycarbonylamino-2-hydroxy-4-phenyl-butyryl)-5,5-dimethyl-thiazolidine-4-carbonyl]-amino}-methyl)-benzoic acid methyl ester
    —— 4-[(4-Nitro-benzenesulfonylamino)-methyl]-cyclohexanecarboxylic acid 744248-61-1 C14H18N2O6S
    4-[(4-Nitro-benzenesulfonylamino)-methyl]-cyclohexanecarboxylic acid
    —— 4-(2-chlorophenothiazin-10-yl)-2,3,5,6-tetrafluoropyridine 901594-41-0 C17H7ClF4N2S
    4-(2-chlorophenothiazin-10-yl)-2,3,5,6-tetrafluoropyridine
    —— 4-propyl-5-oxo-2-phenyl-4,5-dihydrooxazole-4-carboxylic acid benzyl ester 886466-29-1 C20H19NO4
    4-propyl-5-oxo-2-phenyl-4,5-dihydrooxazole-4-carboxylic acid benzyl ester
    —— (4S,4aS,5aR,12aS)-9-(3-azabicyclo[3.1.0]hexan-3-ylmethyl)-4,7-bis(dimethylamino)-3,10,12,12a-tetrahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide 1420294-56-9 C29H36N4O7
    (4S,4aS,5aR,12aS)-9-(3-azabicyclo[3.1.0]hexan-3-ylmethyl)-4,7-bis(dimethylamino)-3,10,12,12a-tetrahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide
    —— 4-methyl-15(14->8α)-abeo-16-norestra-1,3,5(10),6-tetraen-17-one 95693-59-7 C18H20O
    4-methyl-15(14->8α)-abeo-16-norestra-1,3,5(10),6-tetraen-17-one