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    热门化合物HOT
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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,4-Diethyl-3,5-dihydroxy-2,6-diisobutyryl-cyclohexa-2,5-dienone 139409-37-3 C18H26O5
    4,4-Diethyl-3,5-dihydroxy-2,6-diisobutyryl-cyclohexa-2,5-dienone
    —— 4-O-(6-O-(4-aminobenzoyl)-3,4-O-isopropylidene-β-D-galactopyranosyl)-2,3:5,6-di-O-isopropylidene-D-glucose dimethyl acetal 1250436-22-6 C30H45NO13
    4-O-(6-O-(4-aminobenzoyl)-3,4-O-isopropylidene-β-D-galactopyranosyl)-2,3:5,6-di-O-isopropylidene-D-glucose dimethyl acetal
    —— 4-(4-Chlorophenyl)-3-methyl-2,2,2-triphenyl-1,2lambda5-oxaphosphetane 77613-62-8 C27H24ClOP
    4-(4-Chlorophenyl)-3-methyl-2,2,2-triphenyl-1,2lambda5-oxaphosphetane
    —— 4-Chloro-7-(diethoxyphosphorylmethoxy)-2,3-dihydroinden-1-one 911234-26-9 C14H18ClO5P
    4-Chloro-7-(diethoxyphosphorylmethoxy)-2,3-dihydroinden-1-one
    —— (4'-chloro-4-(4-hydroxypiperidine-1-carbonyl)biphenyl-2-yl)methyl acetate 1310459-09-6 C21H22ClNO4
    (4'-chloro-4-(4-hydroxypiperidine-1-carbonyl)biphenyl-2-yl)methyl acetate
    —— 4-chloro-7-methoxybenzo[4,5]thieno[3,2-d]pyrimidin-2-amine 1345538-99-9 C11H8ClN3OS
    4-chloro-7-methoxybenzo[4,5]thieno[3,2-d]pyrimidin-2-amine
    —— 4-(9-phenyl-carbazol-3-yl)-N-butyl-1,8-naphthalimide 1135916-51-6 C34H26N2O2
    4-(9-phenyl-carbazol-3-yl)-N-butyl-1,8-naphthalimide
    —— 4-amino-1-(4-methoxybenzyl)-N-(2,2'-dimethoxy ethyl)-1H-imidazole-5-carboxamide 1450627-94-7 C16H22N4O4
    4-amino-1-(4-methoxybenzyl)-N-(2,2'-dimethoxy ethyl)-1H-imidazole-5-carboxamide
    —— 4-Amino-7-jod-1.2.3-benzothiadiazol 89487-95-6 C6H4IN3S
    4-Amino-7-jod-1.2.3-benzothiadiazol
    —— (4-chloro-3,5-dinitropyrazol-1-yl)-N-[(4-chloro-3,5-dinitropyrazol-1-yl)-methyl]-N-nitromethanamine 1448002-70-7 C8H4Cl2N10O10
    (4-chloro-3,5-dinitropyrazol-1-yl)-N-[(4-chloro-3,5-dinitropyrazol-1-yl)-methyl]-N-nitromethanamine
    —— 4-(3,4-Dimethylthiophen-2-yl)-2,5-diethyl-1,4-dihydropyrimidine;hydrochloride 1449704-49-7 C14H20N2S*ClH
    4-(3,4-Dimethylthiophen-2-yl)-2,5-diethyl-1,4-dihydropyrimidine;hydrochloride
    —— 4-[4-methyl-2-(4-methyl-piperazin-1-yl)-7-oxo-7H-pyrido[2,3-d]pyrimidin-8-yl]-N-(4-trifluoromethyl-benzyl)-benzamide 583876-05-5 C28H27F3N6O2
    4-[4-methyl-2-(4-methyl-piperazin-1-yl)-7-oxo-7H-pyrido[2,3-d]pyrimidin-8-yl]-N-(4-trifluoromethyl-benzyl)-benzamide
    —— 4-[[cis,cis-5-chloro-3-(3,5-difluorobenzoyl)-1,2,2a,3,8,8a-hexahydrocyclobuta[b]quinolin-8-yl]cyclopropylamino]-4-oxobutanoic acid 1416583-28-2 C25H23ClF2N2O4
    4-[[cis,cis-5-chloro-3-(3,5-difluorobenzoyl)-1,2,2a,3,8,8a-hexahydrocyclobuta[b]quinolin-8-yl]cyclopropylamino]-4-oxobutanoic acid
    —— 4-(4-chloro-phenyl)-2-(4-diethylamino-styryl)-3-methyl-5-phenyl-thiazolium; iodide 5960-16-7 C28H28ClN2S*I
    4-(4-chloro-phenyl)-2-(4-diethylamino-styryl)-3-methyl-5-phenyl-thiazolium; iodide
    —— 4,4-dicyano-2,2-diethyl-3-methyl-N-phenylbut-3-enamide 1176142-04-3 C17H19N3O
    4,4-dicyano-2,2-diethyl-3-methyl-N-phenylbut-3-enamide
    —— 4-[1-[(4-nitrophenyl)methylsulfanyl]-2-phenylethylidene]morpholin-4-ium;bromide 99378-50-4 Br*C19H21N2O3S
    4-[1-[(4-nitrophenyl)methylsulfanyl]-2-phenylethylidene]morpholin-4-ium;bromide
    —— 4-Fluor-5-diazo-salicylsaeure 1960-73-2 C7H3FN2O3
    4-Fluor-5-diazo-salicylsaeure
    —— 4,5-Diacetoxy-6-bromo-2-bromomethyl-benzofuran-3-carboxylic acid ethyl ester 89671-91-0 C16H14Br2O7
    4,5-Diacetoxy-6-bromo-2-bromomethyl-benzofuran-3-carboxylic acid ethyl ester
    —— 4-(1-Phenyl-1H-1,2,4-triazol-5-yl)pyridine 78132-03-3 C13H10N4
    4-(1-Phenyl-1H-1,2,4-triazol-5-yl)pyridine
    —— (4-bromo-phenacyl)-butyl-methyl sulfonium ; picrate 110376-46-0 C6H2N3O7*C13H18BrOS
    (4-bromo-phenacyl)-butyl-methyl sulfonium ; picrate
    —— 4-methyl-1,3-dinitro-imidazolidin-2-one 2639-88-5 C4H6N4O5
    4-methyl-1,3-dinitro-imidazolidin-2-one
    —— 4-(2-hydroxypropan-2-yl)-N-(5-(1,1-dioxothiomorpholino)thiazolo[5,4-b]pyridin-2-yl)benzamide 1202054-51-0 C20H22N4O4S2
    4-(2-hydroxypropan-2-yl)-N-(5-(1,1-dioxothiomorpholino)thiazolo[5,4-b]pyridin-2-yl)benzamide
    —— 4,5-diamino-1,2-bis-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)benzene 960365-00-8 C34H44N2O20
    4,5-diamino-1,2-bis-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)benzene
    —— 4-isopropoxyphthalazine 2-oxide 91350-92-4 C11H12N2O2
    4-isopropoxyphthalazine 2-oxide
    —— 4-(3-(5-(2-fluoroethylamino)valerylamino)-4-fluorophenyl)-2H-phthalazin-1-one hydrochloride 286953-93-3 C21H22F2N4O2*ClH
    4-(3-(5-(2-fluoroethylamino)valerylamino)-4-fluorophenyl)-2H-phthalazin-1-one hydrochloride
    —— 4-(3-(5-(3-methoxymethylpiperidin-1-yl)valerylamino)phenyl)-2H-phthalazin-1-one hydrochloride 286954-16-3 C26H32N4O3*ClH
    4-(3-(5-(3-methoxymethylpiperidin-1-yl)valerylamino)phenyl)-2H-phthalazin-1-one hydrochloride
    —— 4-phenyl-3,4-dihydro-2H-benzo[h]chromen-2-ol 1181810-28-5 C19H16O2
    4-phenyl-3,4-dihydro-2H-benzo[h]chromen-2-ol
    —— 4-Brom-2-nitro-α-methoxy-zimtsaeure-methylester 17403-33-7 C11H10BrNO5
    4-Brom-2-nitro-α-methoxy-zimtsaeure-methylester
    —— 4-[4-(benzyl-methyl-amino)-benzylidene]-2-(4-chloro-phenyl)-4H-oxazol-5-one 39052-66-9 C24H19ClN2O2
    4-[4-(benzyl-methyl-amino)-benzylidene]-2-(4-chloro-phenyl)-4H-oxazol-5-one
    —— 4-chloro-5-(4-ethoxycarbonylphenyl)-3,3-dimethyl-2(3H)-furanone 1015792-33-2 C15H15ClO4
    4-chloro-5-(4-ethoxycarbonylphenyl)-3,3-dimethyl-2(3H)-furanone
    —— 4-{4-(3,5-di-tert-butyl-4-hydroxyphenylsulfanyl)-4-[3,5-di-tert-butyl-4-(3-hydroxy-propoxy)phenylsulfanyl]piperidin-1-yl}-4-oxo-butyric acid methyl ester 1402049-14-2 C41H63NO6S2
    4-{4-(3,5-di-tert-butyl-4-hydroxyphenylsulfanyl)-4-[3,5-di-tert-butyl-4-(3-hydroxy-propoxy)phenylsulfanyl]piperidin-1-yl}-4-oxo-butyric acid methyl ester
    —— 4-(7-hydroxy-2-isopropyl-8-methoxymethyl-4-oxo-4H-quinazolin-3-yl)benzonitrile 941606-28-6 C20H19N3O3
    4-(7-hydroxy-2-isopropyl-8-methoxymethyl-4-oxo-4H-quinazolin-3-yl)benzonitrile
    —— 4-(4-fluorobenzyl)-2-phenyloxazol-5(4H)-one 1565852-75-6 C16H12FNO2
    4-(4-fluorobenzyl)-2-phenyloxazol-5(4H)-one
    —— 4,4,6-trimethyl-4,5-dihydro-2<i>H</i>-pyridazin-3-one <i>O</i>-methanesulfonyl-oxime 61514-17-8 C8H15N3O3S
    4,4,6-trimethyl-4,5-dihydro-2<i>H</i>-pyridazin-3-one <i>O</i>-methanesulfonyl-oxime
    —— 4-((1(R)-(3-(2-(7-chloro-2-quinolinyl)-ethenyl)phenyl)-3-(2-(2-hydroxy-2propyl)-phenyl)propyl)thio)-3,3-dimethylbutanoic acid 142522-16-5 C35H38ClNO3S
    4-((1(R)-(3-(2-(7-chloro-2-quinolinyl)-ethenyl)phenyl)-3-(2-(2-hydroxy-2propyl)-phenyl)propyl)thio)-3,3-dimethylbutanoic acid
    —— 4-[3-(4-ethoxy-phenyl)-1-(4-nitro-phenyl)-5-phenyl-1<i>H</i>-pyrazol-4-ylazo]-<i>N</i>-<i>o</i>-tolyl-benzenesulfonamide 60928-94-1 C36H30N6O5S
    4-[3-(4-ethoxy-phenyl)-1-(4-nitro-phenyl)-5-phenyl-1<i>H</i>-pyrazol-4-ylazo]-<i>N</i>-<i>o</i>-tolyl-benzenesulfonamide
    —— (4-Oxo-4H-chromen-2-yl)-carbamic acid 2-dimethylamino-ethyl ester 58492-61-8 C14H16N2O4
    (4-Oxo-4H-chromen-2-yl)-carbamic acid 2-dimethylamino-ethyl ester
    —— 4-(2-<5-chloro-2-methoxy-benzamido>-ethyl)-benzoic acid-n-butyl ester 60531-27-3 C21H24ClNO4
    4-(2-<5-chloro-2-methoxy-benzamido>-ethyl)-benzoic acid-n-butyl ester
    —— 4-(4-bromophenyl)-1,3-oxazinan-2-one 1147392-62-8 C10H10BrNO2
    4-(4-bromophenyl)-1,3-oxazinan-2-one
    —— 4-[3-bromo-1-(4-fluorophenyl)-1H-pyrazol-5-yl]pyridine 1324009-02-0 C14H9BrFN3
    4-[3-bromo-1-(4-fluorophenyl)-1H-pyrazol-5-yl]pyridine
    —— 4'-Dimethylamino-2-(α-oxy-bezhydryl)-diphenylmethan 861312-99-4 C28H27NO
    4'-Dimethylamino-2-(α-oxy-bezhydryl)-diphenylmethan
    —— 4-<i>tert</i>-butyl-1-oxo-5-phenyl-1,5-dihydro-1λ<sup>4</sup>-[1,2,3]thiadiazole-2-carboxylic acid ethyl ester 38050-55-4 C15H20N2O3S
    4-<i>tert</i>-butyl-1-oxo-5-phenyl-1,5-dihydro-1λ<sup>4</sup>-[1,2,3]thiadiazole-2-carboxylic acid ethyl ester
    —— 4-hydroxymethyl-5-(2-hydroxymethyl-1-pyrryl)-1-phenylpyrazole 98406-14-5 C15H15N3O2
    4-hydroxymethyl-5-(2-hydroxymethyl-1-pyrryl)-1-phenylpyrazole
    —— 4-[6-(2,4-difluorophenyl)pyridin-2-yl]-N-pyrazin-2-ylpiperazine-1-carboxamide 1143577-85-8 C20H18F2N6O
    4-[6-(2,4-difluorophenyl)pyridin-2-yl]-N-pyrazin-2-ylpiperazine-1-carboxamide
    —— 4,5,6,7-Tetrachlor-2-carbethoxy-benzimidazol 30183-36-9 C10H6Cl4N2O2
    4,5,6,7-Tetrachlor-2-carbethoxy-benzimidazol
    —— 4,6-dideoxy-4-fluoro-α,β-L-glucopyranose 132867-73-3 C6H11FO4
    4,6-dideoxy-4-fluoro-α,β-L-glucopyranose
    —— 4-(((3aR,5aR,5bR,7aR,9S,11aR,11bR,13aS)-3a-((S)-1-acetoxy-2-(N-(4-chlorobenzyl)acetamido)ethyl)-1-isopropyl-5a,5b,8,8,11a-pentamethyl-2-oxo-3,3a,4,5,5a,5b,6,7,7a,8,9,10,11,11a,11b,12,13,13a-octadecahydro-2H-cyclopenta[a]chrysen-9-yl)oxy)-2,2-dimethyl-4-oxobutanoic acid 1443461-07-1 C46H66ClNO7
    4-(((3aR,5aR,5bR,7aR,9S,11aR,11bR,13aS)-3a-((S)-1-acetoxy-2-(N-(4-chlorobenzyl)acetamido)ethyl)-1-isopropyl-5a,5b,8,8,11a-pentamethyl-2-oxo-3,3a,4,5,5a,5b,6,7,7a,8,9,10,11,11a,11b,12,13,13a-octadecahydro-2H-cyclopenta[a]chrysen-9-yl)oxy)-2,2-dimethyl-4-oxobutanoic acid
    —— 4-amino-3-hydroxy-5,6,7,8-tetrahydro-[2]naphthoic acid 861353-85-7 C11H13NO3
    4-amino-3-hydroxy-5,6,7,8-tetrahydro-[2]naphthoic acid
    —— 4H-5,9a-(Iminoethano)naphtho[2,1-b]thiophene,5,5a,6,7,8,9-hexahydro- 89461-95-0 C14H19NS
    4H-5,9a-(Iminoethano)naphtho[2,1-b]thiophene,5,5a,6,7,8,9-hexahydro-
    —— 4-nitro-selenophene-2-carbaldehyde semicarbazone 117887-29-3 C6H6N4O3Se
    4-nitro-selenophene-2-carbaldehyde semicarbazone