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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
    —— 4a,5,6,8a-tetrahydro-4<i>H</i>-benzo[1,3]dioxine 37482-76-1 C8H12O2
    4a,5,6,8a-tetrahydro-4<i>H</i>-benzo[1,3]dioxine
    —— 4'-Aceto-4-hydroxy-3,5-di-tert-butylazobenzol 29879-59-2 C22H28N2O2
    4'-Aceto-4-hydroxy-3,5-di-tert-butylazobenzol
    —— 4-Butyl-2-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)-hexanedioic acid diethyl ester 23162-76-7 C22H29NO6
    4-Butyl-2-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)-hexanedioic acid diethyl ester
    —— 4-acetyl-5-(<i>N</i>-methanesulfonyl-2-nitro-anilinomethyl)-3-methyl-pyrrole-2-carboxylic acid ethyl ester 37073-10-2 C18H21N3O7S
    4-acetyl-5-(<i>N</i>-methanesulfonyl-2-nitro-anilinomethyl)-3-methyl-pyrrole-2-carboxylic acid ethyl ester
    —— 4-phenyl-1(3)<i>H</i>-imidazole 39538-80-2 C21H34N2Sn
    4-phenyl-1(3)<i>H</i>-imidazole
    —— 4-imino-1-methyl-2-oxo-3-phenyl-1,2,3,4-tetrahydro-pyrimidine-5-carboxylic acid ethyl ester 37721-20-3 C14H15N3O3
    4-imino-1-methyl-2-oxo-3-phenyl-1,2,3,4-tetrahydro-pyrimidine-5-carboxylic acid ethyl ester
    —— 4,4'-Dicarbomethoxy-2,2',5,5'-tetramethyl-3,3'-biselenienyl 57024-35-8 C16H18O4Se2
    4,4'-Dicarbomethoxy-2,2',5,5'-tetramethyl-3,3'-biselenienyl
    —— 4,8-di-piperidin-1-yl-<i>N</i>,<i>N</i>'-bis-pyridin-3-ylmethyl-pyrimido[5,4-<i>d</i>]pyrimidine-2,6-diamine 36252-19-4 C28H34N10
    4,8-di-piperidin-1-yl-<i>N</i>,<i>N</i>'-bis-pyridin-3-ylmethyl-pyrimido[5,4-<i>d</i>]pyrimidine-2,6-diamine
    —— 4-cyano-2-(2'-chloropyrid-4'-yloxy)-6-(4'-trifluoromethylphenyl)pyridine 202600-68-8 C18H9ClF3N3O
    4-cyano-2-(2'-chloropyrid-4'-yloxy)-6-(4'-trifluoromethylphenyl)pyridine
    —— 4-Benzoyl-4,5,5a,6,6a,7,8,9-octahydro-4-aza-acephenanthrylene-9-carbonitrile 27167-74-4 C23H20N2O
    4-Benzoyl-4,5,5a,6,6a,7,8,9-octahydro-4-aza-acephenanthrylene-9-carbonitrile
    —— 4-<1-Hydroxy-1-(p-methoxyphenyl)-1-phenylmethyl>antipyrin 37689-75-1 C25H24N2O3
    4-<1-Hydroxy-1-(p-methoxyphenyl)-1-phenylmethyl>antipyrin
    —— 4',5'-Di-O-isopropyliden-riboflavin-dibenzoat 22854-85-9 C34H32N4O8
    4',5'-Di-O-isopropyliden-riboflavin-dibenzoat
    —— 4-methoxy-2-phenyl-6-piperidin-1-yl-quinazoline-5,8-dione 38340-53-3 C20H19N3O3
    4-methoxy-2-phenyl-6-piperidin-1-yl-quinazoline-5,8-dione
    —— 4-Hydroxy-indol-2-carbonsaeure-(2,2-dimethylhydrazid) 35308-95-3 C11H13N3O2
    4-Hydroxy-indol-2-carbonsaeure-(2,2-dimethylhydrazid)
    —— 4-[3-(2,4,4,6,6-pentamethyl-cyclotrisiloxan-2-yl)-propyl]-morpholine 31731-79-0 C12H29NO4Si3
    4-[3-(2,4,4,6,6-pentamethyl-cyclotrisiloxan-2-yl)-propyl]-morpholine
    —— 4-((3-(3-carboxypropyl)benzo[d]thiazole-2(3H)-ylidene)methyl)-1-methylquinolinium bromide 1056651-38-7 Br*C22H21N2O2S
    4-((3-(3-carboxypropyl)benzo[d]thiazole-2(3H)-ylidene)methyl)-1-methylquinolinium bromide
    —— 4-[[5-chloro-1-[[4-(1-methylethyl)phenyl]sulfonyl]-1H-pyrrolo[2,3-b]pyridin-2-yl]methyl]benzoic acid sodium salt 1314841-88-7 C24H20ClN2O4S*Na
    4-[[5-chloro-1-[[4-(1-methylethyl)phenyl]sulfonyl]-1H-pyrrolo[2,3-b]pyridin-2-yl]methyl]benzoic acid sodium salt
    —— (4S,5S,6S)-4-isobutyl-5-methoxy-2-phenyl-6-vinyl-5,6-dihydro-4H-1,3-oxazine 1221966-98-8 C17H23NO2
    (4S,5S,6S)-4-isobutyl-5-methoxy-2-phenyl-6-vinyl-5,6-dihydro-4H-1,3-oxazine
    —— 4,7-dihydro-3-phenyl-1,2-benzisoxazole 1227782-10-6 C13H11NO
    4,7-dihydro-3-phenyl-1,2-benzisoxazole
    —— (4-Chloro-1,3-diisopropyl-[1,3,2,4]diazadiphosphetidin-2-yl)-isopropyl-trimethylsilanyl-amine 122577-21-3 C12H30ClN3P2Si
    (4-Chloro-1,3-diisopropyl-[1,3,2,4]diazadiphosphetidin-2-yl)-isopropyl-trimethylsilanyl-amine
    —— 4-(4-dimethylamino-phenyl)-1,3-dimethyl-6-phenyl-1,3-dihydro-pyrrolo[2,3-<i>d</i>]pyrimidin-2-one 36926-92-8 C22H22N4O
    4-(4-dimethylamino-phenyl)-1,3-dimethyl-6-phenyl-1,3-dihydro-pyrrolo[2,3-<i>d</i>]pyrimidin-2-one
    —— 4-(Methyl-diphenyl-siloxy)-benzaldehyd 51243-80-2 C20H18O2Si
    4-(Methyl-diphenyl-siloxy)-benzaldehyd
    —— 4-<N-Acetyl-3-methoxycarbonyl-anilino>-1-amino-butan-2-on-semicarbazon 47364-62-5 C15H21N5O4
    4-<N-Acetyl-3-methoxycarbonyl-anilino>-1-amino-butan-2-on-semicarbazon
    —— 4,4'-[5-(4-butoxy-benzyl)-2-methylsulfanyl-pyrimidine-4,6-diyl]-bis-morpholine 23212-33-1 C24H34N4O3S
    4,4'-[5-(4-butoxy-benzyl)-2-methylsulfanyl-pyrimidine-4,6-diyl]-bis-morpholine
    —— 4-(2,4,6-Trichlorphenoxy)-pyridin 28383-53-1 C11H6Cl3NO
    4-(2,4,6-Trichlorphenoxy)-pyridin
    —— 4-Hydroxy-2-methyl-3-(2-furylcarbomyl)-2H-1,2-benzothiazin-1,1-dioxid 36798-95-5 C14H12N2O5S
    4-Hydroxy-2-methyl-3-(2-furylcarbomyl)-2H-1,2-benzothiazin-1,1-dioxid
    —— 4-(2-hemisuccinoylooxyethylthio)-11-deoxycortisol 82845-81-6 C27H38O8S
    4-(2-hemisuccinoylooxyethylthio)-11-deoxycortisol
    —— 4-<Bis-(2-hydroxy-aethyl)-amino>-1-(4-brom-phenyl)-buten-(2) 10509-54-3 C14H20BrNO2
    4-<Bis-(2-hydroxy-aethyl)-amino>-1-(4-brom-phenyl)-buten-(2)
    —— (4-Hydroxy-butoxy)-diphenyl-acetic acid 2-dimethylamino-ethyl ester 56723-49-0 C22H29NO4
    (4-Hydroxy-butoxy)-diphenyl-acetic acid 2-dimethylamino-ethyl ester
    —— (4Z)-4-ethyl-2-methyl-7-phenyl-5-(triphenylsiloxy)-1,4-heptadiene 1256237-19-0 C34H36OSi
    (4Z)-4-ethyl-2-methyl-7-phenyl-5-(triphenylsiloxy)-1,4-heptadiene
    —— 4-[4-(3,5-dioxo-4,5-dihydro-3<i>H</i>-[1,2,4]triazin-2-yl)-2,6-dimethyl-phenoxy]-<i>N</i>-[3-(2-methoxy-ethoxy)-propyl]-2,3,6-trimethyl-benzenesulfonamide 55460-93-0 C26H34N4O7S
    4-[4-(3,5-dioxo-4,5-dihydro-3<i>H</i>-[1,2,4]triazin-2-yl)-2,6-dimethyl-phenoxy]-<i>N</i>-[3-(2-methoxy-ethoxy)-propyl]-2,3,6-trimethyl-benzenesulfonamide
    —— 4-[4-(4-chloro-phenyl)-6-(4-nitro-anilino)-[1,3,5]triazin-2-yl]-benzene-1,3-diol 7296-07-3 C21H14ClN5O4
    4-[4-(4-chloro-phenyl)-6-(4-nitro-anilino)-[1,3,5]triazin-2-yl]-benzene-1,3-diol
    —— 4,8-dimethyl-5,6-dihydro-4<i>H</i>-imidazo[4,5,1-<i>ij</i>]quinoline-2-carbaldehyde 34926-32-4 C13H14N2O
    4,8-dimethyl-5,6-dihydro-4<i>H</i>-imidazo[4,5,1-<i>ij</i>]quinoline-2-carbaldehyde
    —— 4-Isopropyl-3-(4-chlorphenyl)-5-carboxymethylmercapto-4H-1,2,4-triazol 18204-71-2 C13H14ClN3O2S
    4-Isopropyl-3-(4-chlorphenyl)-5-carboxymethylmercapto-4H-1,2,4-triazol
    —— 4-[4-(3,5-dioxo-4,5-dihydro-3<i>H</i>-[1,2,4]triazin-2-yl)-2,6-dimethyl-phenoxy]-<i>N</i>-(2-methanesulfonyl-ethyl)-2,3,6-trimethyl-benzenesulfonamide 55460-92-9 C23H28N4O7S2
    4-[4-(3,5-dioxo-4,5-dihydro-3<i>H</i>-[1,2,4]triazin-2-yl)-2,6-dimethyl-phenoxy]-<i>N</i>-(2-methanesulfonyl-ethyl)-2,3,6-trimethyl-benzenesulfonamide
    —— 44'-Methylen-bis<2,6-di(2-hexyl)anilin> 19900-71-1 C37H62N2
    44'-Methylen-bis<2,6-di(2-hexyl)anilin>
    —— 4-[(3-Chloro-4-fluoro-phenyl)amino]-6-[(trans-4-hydroxycyclohexyl)-amino]-pyrimido-[5,4-d]-pyrimidine 177907-60-7 C18H18ClFN6O
    4-[(3-Chloro-4-fluoro-phenyl)amino]-6-[(trans-4-hydroxycyclohexyl)-amino]-pyrimido-[5,4-d]-pyrimidine
    —— 4-(α,α,α-Trifluor-p-toluidino)-methylen-3-galanthamaninon 39032-94-5 C25H23F3N2O3
    4-(α,α,α-Trifluor-p-toluidino)-methylen-3-galanthamaninon
    —— 4-methoxy-5-morpholin-4-yl-2-nitro-phenol 14164-13-7 C11H14N2O5
    4-methoxy-5-morpholin-4-yl-2-nitro-phenol
    —— 4-amino-7-(3,4-dihydro-2<i>H</i>-pyran-2-ylmethylamino)-2-phenyl-pteridine-6-carboxylic acid 3,4-dihydro-2<i>H</i>-pyran-2-ylmethylamide 10570-05-5 C25H27N7O3
    4-amino-7-(3,4-dihydro-2<i>H</i>-pyran-2-ylmethylamino)-2-phenyl-pteridine-6-carboxylic acid 3,4-dihydro-2<i>H</i>-pyran-2-ylmethylamide
    —— 4-(E)-3-n-butyl-5-phenyl-4-(p-tolylsulfonyl)pent-4-enal 1132096-34-4 C22H26O3S
    4-(E)-3-n-butyl-5-phenyl-4-(p-tolylsulfonyl)pent-4-enal
    —— 4α-Hydroxy-androst-5-en 26128-24-5 C19H30O
    4α-Hydroxy-androst-5-en
    —— 4-(7,12-Dibromo-5,5,10,10,15,15-hexahexyl-10,15-dihydro-5H-diindeno[1,2-a;1',2'-c]fluoren-2-yl)-benzaldehyde 866352-92-3 C70H92Br2O
    4-(7,12-Dibromo-5,5,10,10,15,15-hexahexyl-10,15-dihydro-5H-diindeno[1,2-a;1',2'-c]fluoren-2-yl)-benzaldehyde
    —— 4'-[2-(2-chloro-4-ethoxy-phenyl)-1-hydroxy-1-trifluoromethyl-propyl]-3,4,5,6-tetrahydro-2H-[1,2']bipyridinyl-4-carboxylic acid ethyl ester 1134916-44-1 C25H30ClF3N2O4
    4'-[2-(2-chloro-4-ethoxy-phenyl)-1-hydroxy-1-trifluoromethyl-propyl]-3,4,5,6-tetrahydro-2H-[1,2']bipyridinyl-4-carboxylic acid ethyl ester
    —— 4-phenyl-1-[3-(7-trifluoromethyl-11<i>H</i>-dibenzo[<i>b</i>,<i>e</i>][1,4]oxazepin-5-yl)-propyl]-piperidin-4-ol 51856-01-0 C28H29F3N2O2
    4-phenyl-1-[3-(7-trifluoromethyl-11<i>H</i>-dibenzo[<i>b</i>,<i>e</i>][1,4]oxazepin-5-yl)-propyl]-piperidin-4-ol
    —— 4-[(E)-6-Hydroxy-3,4-dihydro-2H-benzo[1,4]oxazin-7-ylimino]-2-methyl-cyclohexa-2,5-dienone 41316-79-4 C15H14N2O3
    4-[(E)-6-Hydroxy-3,4-dihydro-2H-benzo[1,4]oxazin-7-ylimino]-2-methyl-cyclohexa-2,5-dienone
    —— 4-p-Methoxyphenyl-7,8-dimethyl-2,3,4,5-tetrahydro-1H-1,5-benzodiazepin 20991-07-5 C18H22N2O
    4-p-Methoxyphenyl-7,8-dimethyl-2,3,4,5-tetrahydro-1H-1,5-benzodiazepin
    —— 4-[(3-Methylphenyl)amino]-6-(N-(trans-4-hydroxycyclohexyl)-N-methyl-amino)-pyrimido-[5,4-d]-pyrimidine 177907-00-5 C20H24N6O
    4-[(3-Methylphenyl)amino]-6-(N-(trans-4-hydroxycyclohexyl)-N-methyl-amino)-pyrimido-[5,4-d]-pyrimidine
    —— 4-Methyl-pimelinsaeure-7-methylester-1-cyclohexylamid 92793-24-3 C15H27NO3
    4-Methyl-pimelinsaeure-7-methylester-1-cyclohexylamid
    —— (4-Acetylamino-benzenesulfonylaminooxy)-acetic acid 15062-96-1 C10H12N2O6S
    (4-Acetylamino-benzenesulfonylaminooxy)-acetic acid