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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-{6-[(2E)-but-2-en-2-yl]-8-[(2-methylpropyl)amino]imidazo[1,2-a]pyrazin-3-yl}-N-cyclopropylbenzamide 1382466-23-0 C24H29N5O
    4-{6-[(2E)-but-2-en-2-yl]-8-[(2-methylpropyl)amino]imidazo[1,2-a]pyrazin-3-yl}-N-cyclopropylbenzamide
    —— 4,8-dioxo-3,5,7,9-tetraazaundecanedioic acid 1107610-61-6 C7H12N4O6
    4,8-dioxo-3,5,7,9-tetraazaundecanedioic acid
    —— 4-isopropyl-1-(toluene-4-sulfonyl)-piperidin-2-one 757191-67-6 C15H21NO3S
    4-isopropyl-1-(toluene-4-sulfonyl)-piperidin-2-one
    —— 4-[2-(2,2,4,7-tetramethyl-3,4-dihydroquinolin-1(2H)-yl)ethoxy]phthalonitrile 1492931-54-0 C23H25N3O
    4-[2-(2,2,4,7-tetramethyl-3,4-dihydroquinolin-1(2H)-yl)ethoxy]phthalonitrile
    —— 4-propoxy-arsinine 62451-22-3 C8H11AsO
    4-propoxy-arsinine
    —— 4-methyl-pent-4-enyl α-nitroacetate 1206887-61-7 C8H13NO4
    4-methyl-pent-4-enyl α-nitroacetate
    —— 4-(1-ethyl-2-hydroxy-1,2-diphenyl-butyl)-5-methyl-2-phenyl-1,2-dihydro-pyrazol-3-one 69548-26-1 C28H30N2O2
    4-(1-ethyl-2-hydroxy-1,2-diphenyl-butyl)-5-methyl-2-phenyl-1,2-dihydro-pyrazol-3-one
    —— 4-Hydroxy-3,7-dimethyl-quinoline-2-carboxylic acid [1-(4-hydroxy-3-methoxy-phenyl)-meth-(E)-ylidene]-hydrazide 62775-71-7 C20H19N3O4
    4-Hydroxy-3,7-dimethyl-quinoline-2-carboxylic acid [1-(4-hydroxy-3-methoxy-phenyl)-meth-(E)-ylidene]-hydrazide
    —— 4-(6-methyl-5,6-dihydro-4<i>H</i>-1,5-methano-benzo[<i>d</i>][1,3,6]triazocin-3-yl)-benzoic acid ethyl ester 60390-96-7 C20H23N3O2
    4-(6-methyl-5,6-dihydro-4<i>H</i>-1,5-methano-benzo[<i>d</i>][1,3,6]triazocin-3-yl)-benzoic acid ethyl ester
    —— ({4-[2-(5-nitro-1-vinyl-1<i>H</i>-imidazol-2-yl)-vinyl]-benzylidene}-hydrazino)-acetic acid ethyl ester 54738-47-5 C18H19N5O4
    ({4-[2-(5-nitro-1-vinyl-1<i>H</i>-imidazol-2-yl)-vinyl]-benzylidene}-hydrazino)-acetic acid ethyl ester
    —— 4,4,6-Trimethyl-2-methyl-(p-tolyl)amino-4H-1,3-oxazine 53705-20-7 C15H20N2O
    4,4,6-Trimethyl-2-methyl-(p-tolyl)amino-4H-1,3-oxazine
    —— (4S,5S)-3,4-Dihydroxy-4-[3-(1-hydroxy-1-methyl-ethyl)-oxiranecarbonyl]-5-(3-methyl-but-2-enyl)-2-(3-methyl-butyryl)-cyclopent-2-enone 65853-93-2 C21H30O7
    (4S,5S)-3,4-Dihydroxy-4-[3-(1-hydroxy-1-methyl-ethyl)-oxiranecarbonyl]-5-(3-methyl-but-2-enyl)-2-(3-methyl-butyryl)-cyclopent-2-enone
    —— 4-(1-amino-2,2,2-trifluoro-1-trifluoromethyl-ethyl)-N,N-diethyl-benzenesulfonamide 1044149-33-8 C13H16F6N2O2S
    4-(1-amino-2,2,2-trifluoro-1-trifluoromethyl-ethyl)-N,N-diethyl-benzenesulfonamide
    —— 4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-Heptadecafluoroundecyl 2-methylprop-2-enoate 150625-20-0 C15H11F17O2
    4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-Heptadecafluoroundecyl 2-methylprop-2-enoate
    —— 4-Methoxy-4-methyl-6-methylidene-1-(4-methylphenyl)sulfonylazepan-2-one 1160846-58-1 C16H21NO4S
    4-Methoxy-4-methyl-6-methylidene-1-(4-methylphenyl)sulfonylazepan-2-one
    —— (4-isopropyl-6-trifluoromethyl-pyrimidin-2-yl)-[3-methoxy-4-(4-methyl-imidazol-1-yl)-phenyl]-amine 1185016-65-2 C19H20F3N5O
    (4-isopropyl-6-trifluoromethyl-pyrimidin-2-yl)-[3-methoxy-4-(4-methyl-imidazol-1-yl)-phenyl]-amine
    —— (4S)-4-[((4-[4-(aminomethyl)piperidin-1-yl]-6-phenylpyridin-2-yl)carbonyl)amino]-5-(4-[(hexyloxy)carbonyl]piperazin-1-yl)-5-oxopentanoic acid 1188276-45-0 C34H48N6O6
    (4S)-4-[((4-[4-(aminomethyl)piperidin-1-yl]-6-phenylpyridin-2-yl)carbonyl)amino]-5-(4-[(hexyloxy)carbonyl]piperazin-1-yl)-5-oxopentanoic acid
    —— 4,4',6,6'-Tetrachlor-2,2'-diphenol 14477-61-3 C12H6Cl4O2
    4,4',6,6'-Tetrachlor-2,2'-diphenol
    —— 4-(1-methyl-1-{[3-(trifluoromethyl)phenyl]sulfonyl}ethyl)-1-[3-(trifluoromethyl)pyridin-2-yl]piperidin-2-one 1219910-53-8 C21H20F6N2O3S
    4-(1-methyl-1-{[3-(trifluoromethyl)phenyl]sulfonyl}ethyl)-1-[3-(trifluoromethyl)pyridin-2-yl]piperidin-2-one
    —— 4-Benzeneselenenyl-5-isopropyl-6-methoxy-tetrahydro-2H-pyran-3-one 131262-65-2 C15H20O3Se
    4-Benzeneselenenyl-5-isopropyl-6-methoxy-tetrahydro-2H-pyran-3-one
    —— (4R,5R,E)-methyl 4,5,6-trihydroxy-4-C-hydroxymethyl-4,5-O-isopropylidene-4'-O-tert-butyldiphenylsilylhex-2-enoate 1202752-24-6 C27H36O6Si
    (4R,5R,E)-methyl 4,5,6-trihydroxy-4-C-hydroxymethyl-4,5-O-isopropylidene-4'-O-tert-butyldiphenylsilylhex-2-enoate
    —— 4-(3-Methyl-buta-1,2-dienyl)-4H-[1,2,3,4]thiatriazol-5-one 141461-94-1 C6H7N3OS
    4-(3-Methyl-buta-1,2-dienyl)-4H-[1,2,3,4]thiatriazol-5-one
    —— (4S,5S)-4,5-Dimethyl-[1,3]dithiolane-2-carboxylic acid 106760-46-7 C6H10O2S2
    (4S,5S)-4,5-Dimethyl-[1,3]dithiolane-2-carboxylic acid
    —— 4-Isoxazolidinecarboxylic acid, 5-oxo-3-phenyl-2-(phenylmethyl)-, methylester, trans- 62349-00-2 C18H17NO4
    4-Isoxazolidinecarboxylic acid, 5-oxo-3-phenyl-2-(phenylmethyl)-, methylester, trans-
    —— 4,4'-((2,3,5,6-tetramethyl-1,4-phenylene)bis(heptane-7,1-diyl))bis(3,5-dimethyl-1H-pyrrole-2-carbaldehyde) 102393-29-3 C38H56N2O2
    4,4'-((2,3,5,6-tetramethyl-1,4-phenylene)bis(heptane-7,1-diyl))bis(3,5-dimethyl-1H-pyrrole-2-carbaldehyde)
    —— 4-(5-phenyl-[1,3,4]thiadiazol-2-yl)-allophanic acid methyl ester 66181-44-0 C11H10N4O3S
    4-(5-phenyl-[1,3,4]thiadiazol-2-yl)-allophanic acid methyl ester
    —— 4-methyl-5,5-diphenyl-4,5-dihydro-thiazole-4-carboxylic acid benzyl ester 69604-85-9 C24H21NO2S
    4-methyl-5,5-diphenyl-4,5-dihydro-thiazole-4-carboxylic acid benzyl ester
    —— 4-methyl-2-(4-methylpyridin-2-yl)pyridinium 2,4,5-tricarboxybenzoate monohydrate 1609326-18-2 C10H6O8*C12H12N2*H2O
    4-methyl-2-(4-methylpyridin-2-yl)pyridinium 2,4,5-tricarboxybenzoate monohydrate
    —— (4-hydroxy-2-butynyl)[3-(α-naphthyl)-2-propynyl]dipropylammonium chloride 1353764-60-9 C23H28NO*Cl
    (4-hydroxy-2-butynyl)[3-(α-naphthyl)-2-propynyl]dipropylammonium chloride
    —— 4-Benzamido-2-cyan-3,3-dimethyl-2-phenylbutersaeure-ethylester 85809-16-1 C22H24N2O3
    4-Benzamido-2-cyan-3,3-dimethyl-2-phenylbutersaeure-ethylester
    —— 4-Phenyl-1-(toluene-4-sulfonyl)-pentan-2-one 128788-42-1 C18H20O3S
    4-Phenyl-1-(toluene-4-sulfonyl)-pentan-2-one
    —— (4S,5S,5'R)-3'-Benzenesulfonyl-4,5,5'-triphenyl-4,5,4',5'-tetrahydro-[3,5']biisoxazolyl 126458-81-9 C30H24N2O4S
    (4S,5S,5'R)-3'-Benzenesulfonyl-4,5,5'-triphenyl-4,5,4',5'-tetrahydro-[3,5']biisoxazolyl
    —— 4,4-dimethyl-1-(toluene-4-sulfonyl)-2-(4,5,5-trimethyl-4,5-dihydro-3H-pyrrol-2-ylmethylene)-pyrrolidine 103158-13-0 C21H30N2O2S
    4,4-dimethyl-1-(toluene-4-sulfonyl)-2-(4,5,5-trimethyl-4,5-dihydro-3H-pyrrol-2-ylmethylene)-pyrrolidine
    —— 4-(4-morpholino-5-thioxo-4,5-dihydro-1H-1,2,4-triazol-3-yl)pyridine 1-oxide 1227872-96-9 C11H13N5O2S
    4-(4-morpholino-5-thioxo-4,5-dihydro-1H-1,2,4-triazol-3-yl)pyridine 1-oxide
    —— 4-(5-decanamido-1,3,4-thiadiazol-2-yl)benzoic acid ammonium salt 1361230-51-4 C19H25N3O3S*H3N
    4-(5-decanamido-1,3,4-thiadiazol-2-yl)benzoic acid ammonium salt
    —— [4-[5-(4-pentoxyphenyl)-1,3,4-thiadiazol-2-yl]phenyl] (2S)-2-hexoxypropanoate 121679-54-7 C28H36N2O4S
    [4-[5-(4-pentoxyphenyl)-1,3,4-thiadiazol-2-yl]phenyl] (2S)-2-hexoxypropanoate
    —— 4-(5-oxa-6-azaspiro[2.4]hept-6-en-7-yl)butan-2-one 141346-01-2 C9H13NO2
    4-(5-oxa-6-azaspiro[2.4]hept-6-en-7-yl)butan-2-one
    —— (4Z)-3-[bis(methylsulfanyl)methylidene]-4-[(4-nitrophenyl)hydrazinylidene]-1-phenylpyrrolidine-2,5-dione 116905-17-0 C19H16N4O4S2
    (4Z)-3-[bis(methylsulfanyl)methylidene]-4-[(4-nitrophenyl)hydrazinylidene]-1-phenylpyrrolidine-2,5-dione
    —— 4-(difluoromethyl)bicyclo[2.2.1]heptane-1-carboxylic acid 1773511-56-0 C9H12F2O2
    4-(difluoromethyl)bicyclo[2.2.1]heptane-1-carboxylic acid
    —— 4,4'-(4,4'-biphenylylenebisazo)di(salicylaldehydethiosemicarbazone) 102390-13-6 C28H24N10O2S2
    4,4'-(4,4'-biphenylylenebisazo)di(salicylaldehydethiosemicarbazone)
    —— 4-allyl-1-(5-nitrothenylidene)thiosemicarbazide 1198748-12-7 C9H10N4O2S2
    4-allyl-1-(5-nitrothenylidene)thiosemicarbazide
    —— 4,4'-(1,4-phenylene)bis(butane-4,1-diyl)bis(4-methylbenzene sulfonate) 131169-39-6 C28H34O6S2
    4,4'-(1,4-phenylene)bis(butane-4,1-diyl)bis(4-methylbenzene sulfonate)
    —— 4-benzyl-N-[(4-cyanophenyl)methyl]piperazine-1-carboxamide 1388405-87-5 C20H22N4O
    4-benzyl-N-[(4-cyanophenyl)methyl]piperazine-1-carboxamide
    —— [(4-{[4-benzyl-5-(4-phenylpiperazin-1-yl)-oxazol-2-yl]-piperidin-1-yl-methyl}-cyclohexyl)-thiophen-2-yl-methyl]-dimethylamine 943030-47-5 C39H51N5OS
    [(4-{[4-benzyl-5-(4-phenylpiperazin-1-yl)-oxazol-2-yl]-piperidin-1-yl-methyl}-cyclohexyl)-thiophen-2-yl-methyl]-dimethylamine
    —— 4-(3-cyclopentyloxy-4-methoxyphenyl)-1-(N-(2-(4,5-dimethylthiazolyl))-aminocarbonylmethyl)-2-pyrrolidone 1064538-84-6 C23H29N3O4S
    4-(3-cyclopentyloxy-4-methoxyphenyl)-1-(N-(2-(4,5-dimethylthiazolyl))-aminocarbonylmethyl)-2-pyrrolidone
    —— 4-(trans-4-butylcyclohexyl)phenylmethyl 2,3,4,6-tetra-O-acetyl-β-D-glucopyranoside 1616345-43-7 C31H44O10
    4-(trans-4-butylcyclohexyl)phenylmethyl 2,3,4,6-tetra-O-acetyl-β-D-glucopyranoside
    —— 4-chloro-6-(7-methoxy-2-trifluoromethylpyrazolo[1,5-a]pyridin-4-yl)isoquinolin-1(2H)-one 1219130-76-3 C18H11ClF3N3O2
    4-chloro-6-(7-methoxy-2-trifluoromethylpyrazolo[1,5-a]pyridin-4-yl)isoquinolin-1(2H)-one
    —— 4,5,4',5'-Tetramethoxy-2,2'-bis-(3-methoxy-benzyl)-biphenyl 56644-35-0 C32H34O6
    4,5,4',5'-Tetramethoxy-2,2'-bis-(3-methoxy-benzyl)-biphenyl
    —— 4-hydroxybenzophenone ketyl radical 22206-02-6 C13H11O2
    4-hydroxybenzophenone ketyl radical
    —— 4-ethyl-7-methyl-6-phenyl-1,7-dihydro-4<i>H</i>-pyrano[3,4-<i>c</i>]pyridine-3,8-dione 43083-92-7 C17H17NO3
    4-ethyl-7-methyl-6-phenyl-1,7-dihydro-4<i>H</i>-pyrano[3,4-<i>c</i>]pyridine-3,8-dione