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    热门化合物HOT
    • 喹啉
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    • 联苯烯
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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,4-Dimethyl-2-phenoxy-1,3,2lambda5-dioxaphospholane 2-oxide 37484-81-4 C10H13O4P
    4,4-Dimethyl-2-phenoxy-1,3,2lambda5-dioxaphospholane 2-oxide
    —— 4,4-Difluoro-2,3-bis-trifluoromethyl-but-3-enoyl fluoride 58064-35-0 C6HF9O
    4,4-Difluoro-2,3-bis-trifluoromethyl-but-3-enoyl fluoride
    —— 4-Methoxy-8lambda~4~-pyrimido[4,5-b][1,4]thiazine-6,8(5H,7H)-dione 62117-21-9 C7H7N3O3S
    4-Methoxy-8lambda~4~-pyrimido[4,5-b][1,4]thiazine-6,8(5H,7H)-dione
    —— 4,4,4-trifluoro-2,3-bis-trifluoromethyl-butyric acid 58064-31-6 C6H3F9O2
    4,4,4-trifluoro-2,3-bis-trifluoromethyl-butyric acid
    —— 4-<2-(1,4-dihydoxy-9,10-anthraquinyl)>-2(R)-hydroxy-2-hydroxymethyl-2,2' O-isopropylidene-butanal 107378-50-7 C22H20O7
    4-<2-(1,4-dihydoxy-9,10-anthraquinyl)>-2(R)-hydroxy-2-hydroxymethyl-2,2' O-isopropylidene-butanal
    —— 4,4-Difluoro-3-trifluoromethyl-but-3-enoic acid 58064-32-7 C5H3F5O2
    4,4-Difluoro-3-trifluoromethyl-but-3-enoic acid
    —— 4H-7,8-dimethyl-1,3-thiazino<3,2-a>benzimidazole 80276-24-0 C12H12N2S
    4H-7,8-dimethyl-1,3-thiazino<3,2-a>benzimidazole
    —— (4S,5R)-3-benzyl-4-methyl-5-phenyl-1,3-oxazolidin-2-one —— C17H17NO2
    (4S,5R)-3-benzyl-4-methyl-5-phenyl-1,3-oxazolidin-2-one
    —— 4-Methyl-5-oxo-1,3-oxathiolan 60822-62-0 C4H6O2S
    4-Methyl-5-oxo-1,3-oxathiolan
    —— 4-[3-(t-butyldimethylsiloxy)propyl]-1,3,3-trimethylbicyclo[2.2.2]oct-5-en-2-one 183312-22-3 C20H36O2Si
    4-[3-(t-butyldimethylsiloxy)propyl]-1,3,3-trimethylbicyclo[2.2.2]oct-5-en-2-one
    —— 4-Methyl-isothiazol-5-sulfonsaeure 1194-81-6 C4H5NO3S2
    4-Methyl-isothiazol-5-sulfonsaeure
    —— 4,4,6,6-Tetramethyl-2-sulfanyl-1,3,2lambda~5~-dioxaphosphinane-2-thione 78142-46-8 C7H15O2PS2
    4,4,6,6-Tetramethyl-2-sulfanyl-1,3,2lambda~5~-dioxaphosphinane-2-thione
    —— 4,5,6,9-Tetramethoxy-indeno[1,2,3-ij]isoquinoline-8-carboxylic acid 91586-02-6 C20H17NO6
    4,5,6,9-Tetramethoxy-indeno[1,2,3-ij]isoquinoline-8-carboxylic acid
    —— 4-Isothiocyanato-2,5-dimethyl-thiophene-3-carboxylic acid methyl ester 120079-69-8 C9H9NO2S2
    4-Isothiocyanato-2,5-dimethyl-thiophene-3-carboxylic acid methyl ester
    —— 4-(2,5-dimethoxyphenyl)butanal 124555-54-0 C12H16O3
    4-(2,5-dimethoxyphenyl)butanal
    —— 4-(3-benzyloxypropyl)-5-methylbicyclo[2.2.2]oct-5-en-2-one 202413-28-3 C19H24O2
    4-(3-benzyloxypropyl)-5-methylbicyclo[2.2.2]oct-5-en-2-one
    —— 4-Bromo-benzoic acid (Z)-(1R,2R,9R)-(10-oxa-bicyclo[7.1.0]dec-5-en-2-yl) ester 130821-70-4 C16H17BrO3
    4-Bromo-benzoic acid (Z)-(1R,2R,9R)-(10-oxa-bicyclo[7.1.0]dec-5-en-2-yl) ester
    —— 4-(3-benzyloxypropyl)-1-methylbicyclo[2.2.2]oct-5-en-2-one 183311-99-1 C19H24O2
    4-(3-benzyloxypropyl)-1-methylbicyclo[2.2.2]oct-5-en-2-one
    —— 4-(Dimethyl-hydrazonomethyl)-7-methyl-isobenzofuran-1,3-dione 92011-70-6 C12H12N2O3
    4-(Dimethyl-hydrazonomethyl)-7-methyl-isobenzofuran-1,3-dione
    —— 4-(3-benzyloxypropyl)-1,3,3-trimethylbicyclo[2.2.2]oct-5-en-2-one 183312-19-8 C21H28O2
    4-(3-benzyloxypropyl)-1,3,3-trimethylbicyclo[2.2.2]oct-5-en-2-one
    —— (4R,6R)-4,6-dimethyl-2-<3-oxo-(1E)-penten-1-yl>-2-phenyl-1,3-dioxane 144405-04-9 C17H22O3
    (4R,6R)-4,6-dimethyl-2-<3-oxo-(1E)-penten-1-yl>-2-phenyl-1,3-dioxane
    —— 4,4-Difluoro-2-hydroxyphosphonobutyric acid 126386-11-6 C4H7F2O6P
    4,4-Difluoro-2-hydroxyphosphonobutyric acid
    —— (4S,5S,8Z,10E,12E)-8,12-dimethyl-4,5-isopropylidenedioxytetradeca-8,10,12-trienoylimidazolide 124602-06-8 C22H32N2O3
    (4S,5S,8Z,10E,12E)-8,12-dimethyl-4,5-isopropylidenedioxytetradeca-8,10,12-trienoylimidazolide
    —— (4-(2-(2-Nitro-1H-imidazol-1-yl)ethyl)phenyl)boronic acid 137756-88-8 C11H12BN3O4
    (4-(2-(2-Nitro-1H-imidazol-1-yl)ethyl)phenyl)boronic acid
    —— (4-((2-Nitro-1H-imidazol-1-yl)methyl)phenyl)boronic acid 137756-87-7 C10H10BN3O4
    (4-((2-Nitro-1H-imidazol-1-yl)methyl)phenyl)boronic acid
    —— 4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]butanenitrile 1313705-30-4 C17H37NO2Si2
    4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]butanenitrile
    —— 4-fluoro-17α-(hydroxymethyl)-17β-methyl-18-norestra-1,3,5(10),13-tetraen-3-ol 84693-87-8 C19H23FO2
    4-fluoro-17α-(hydroxymethyl)-17β-methyl-18-norestra-1,3,5(10),13-tetraen-3-ol
    —— ((4aR,8aS)-4a-Methyl-3,4,4a,5,6,7,8,8a-octahydro-naphthalen-1-yl)-methanol 100207-75-8 C12H20O
    ((4aR,8aS)-4a-Methyl-3,4,4a,5,6,7,8,8a-octahydro-naphthalen-1-yl)-methanol
    —— 4,4-diisopropyl-7-methyl-2-phenyl-4-silaoct-6-en-1-ol 313709-17-0 C20H34OSi
    4,4-diisopropyl-7-methyl-2-phenyl-4-silaoct-6-en-1-ol
    —— (4'''S)-5-(3'''-tert-butoxycarbonyl-2''',2'''-dimethyl-oxazolidin-4'''-ylmethyl)-3-(2',3',4',6'-tetra-O-benzyl-β-D-galactopyranosyl)-isoxazole 763122-67-4 C48H56N2O9
    (4'''S)-5-(3'''-tert-butoxycarbonyl-2''',2'''-dimethyl-oxazolidin-4'''-ylmethyl)-3-(2',3',4',6'-tetra-O-benzyl-β-D-galactopyranosyl)-isoxazole
    —— 4-fluoro-17-<(phenylseleno)methyl>estra-1,3,5(10),16-tetraen-3-ol 84693-95-8 C25H27FOSe
    4-fluoro-17-<(phenylseleno)methyl>estra-1,3,5(10),16-tetraen-3-ol
    —— (4R,5S,7R)-5-tert-butyldiphenylsilyloxy-4-tert-butyldiphenylsilyloxymethyl-7-vinyl-[1,3]-dioxepan-2-one 444804-78-8 C40H48O5Si2
    (4R,5S,7R)-5-tert-butyldiphenylsilyloxy-4-tert-butyldiphenylsilyloxymethyl-7-vinyl-[1,3]-dioxepan-2-one
    —— 4-methoxyphenyl O-(methyl 2,3,4-tri-O-benzoyl-β-D-glucopyranosyluronate)-(1->3)-(2-O-benzoyl-4,6-O-di-tert-butylsilylene-β-D-galactopyranosyl)-(1->3)-2-O-benzoyl-4,6-O-benzylidene-β-D-galactopyranoside 677767-21-4 C76H78O23Si
    4-methoxyphenyl O-(methyl 2,3,4-tri-O-benzoyl-β-D-glucopyranosyluronate)-(1->3)-(2-O-benzoyl-4,6-O-di-tert-butylsilylene-β-D-galactopyranosyl)-(1->3)-2-O-benzoyl-4,6-O-benzylidene-β-D-galactopyranoside
    —— 4-hydroxy-4-vinylcyclohexanone 182807-30-3 C8H12O2
    4-hydroxy-4-vinylcyclohexanone
    —— (4S)-2,2-dimethyl-4-[(E,3R)-3-phenylmethoxybut-1-enyl]-1,3-dioxolane 578731-35-8 C16H22O3
    (4S)-2,2-dimethyl-4-[(E,3R)-3-phenylmethoxybut-1-enyl]-1,3-dioxolane
    —— 4-(3,4-dichloro-phenyl)-N-hydroxy-4-methoxyimino-butyramidine 1206765-30-1 C11H13Cl2N3O2
    4-(3,4-dichloro-phenyl)-N-hydroxy-4-methoxyimino-butyramidine
    —— (4E,8E,10E)-11-Isopropyl-4,8-dimethyl-14-methylene-cyclotetradeca-4,8,10-trienone 86302-94-5 C20H30O
    (4E,8E,10E)-11-Isopropyl-4,8-dimethyl-14-methylene-cyclotetradeca-4,8,10-trienone
    —— (4S,5R)-4,8-dimethyl-1-(3'-furyl)-5-hydroxy-6-nonen-1-one 259265-70-8 C15H22O3
    (4S,5R)-4,8-dimethyl-1-(3'-furyl)-5-hydroxy-6-nonen-1-one
    —— (4'''S)-5-(3'''-tert-butoxycarbonyl-2''',2'''-dimethyl-oxazolidin-4'''-ylmethyl)-3-(2',3',4',6'-tetra-O-benzyl-β-D-glucopyranosyl)-isoxazole 763122-75-4 C48H56N2O9
    (4'''S)-5-(3'''-tert-butoxycarbonyl-2''',2'''-dimethyl-oxazolidin-4'''-ylmethyl)-3-(2',3',4',6'-tetra-O-benzyl-β-D-glucopyranosyl)-isoxazole
    —— 4-(1,1,2,2,3,3,4,4-Octafluoro-butyl)-2-oxo-6-phenyl-1,2-dihydro-pyridine-3-carbonitrile 417701-80-5 C16H8F8N2O
    4-(1,1,2,2,3,3,4,4-Octafluoro-butyl)-2-oxo-6-phenyl-1,2-dihydro-pyridine-3-carbonitrile
    —— 4,5-di-O-allyl-N-benzyl-3,6-di-O-benzyl-L-ido-3,4,5,6-tetrahydroxyazepane 700863-97-4 C33H39NO4
    4,5-di-O-allyl-N-benzyl-3,6-di-O-benzyl-L-ido-3,4,5,6-tetrahydroxyazepane
    —— 4-methoxyphenyl O-(methyl 2,3,4-tri-O-benzoyl-β-D-glucopyranosyluronate)-(1->3)-(2-O-benzoyl-β-D-galactopyranosyl)-(1->3)-2-O-benzoyl-β-D-galactopyranoside 677767-26-9 C61H58O23
    4-methoxyphenyl O-(methyl 2,3,4-tri-O-benzoyl-β-D-glucopyranosyluronate)-(1->3)-(2-O-benzoyl-β-D-galactopyranosyl)-(1->3)-2-O-benzoyl-β-D-galactopyranoside
    —— (4R,5S,7R)-5-tert-butyldiphenylsilyloxy-4-tert-butyldiphenylsilyloxymethyl-7-[(Z)-prop-1-enyl][1,3]dioxepan-2-one 444804-81-3 C41H50O5Si2
    (4R,5S,7R)-5-tert-butyldiphenylsilyloxy-4-tert-butyldiphenylsilyloxymethyl-7-[(Z)-prop-1-enyl][1,3]dioxepan-2-one
    —— 4,4-diisopropyl-7-methyl-2-phenyl-4-silaoct-6-enal 313709-18-1 C20H32OSi
    4,4-diisopropyl-7-methyl-2-phenyl-4-silaoct-6-enal
    —— (4aS,6S,8aR,12aS,13aR)-Tetradecahydro-4,9,13-trioxa-dibenzo[a,d]cyclononen-6-ol 250140-10-4 C14H24O4
    (4aS,6S,8aR,12aS,13aR)-Tetradecahydro-4,9,13-trioxa-dibenzo[a,d]cyclononen-6-ol
    —— (4R,5R)-4,8-dimethyl-1-(3'-furyl)-5-hydroxy-6-nonen-1-one 155203-53-5 C15H22O3
    (4R,5R)-4,8-dimethyl-1-(3'-furyl)-5-hydroxy-6-nonen-1-one
    —— 4(3H)-Isoquinolinone, 1-(4-methylphenyl)- 450358-17-5 C16H13NO
    4(3H)-Isoquinolinone, 1-(4-methylphenyl)-
    —— 4-hydroxy-2,3,5-trimethyl-(3,7-dimethyl-7-oxo-3-octen-1-ynyl)-2,5-cyclohexadien-1-one 140423-54-7 C18H22O3
    4-hydroxy-2,3,5-trimethyl-(3,7-dimethyl-7-oxo-3-octen-1-ynyl)-2,5-cyclohexadien-1-one
    —— (4,4-Dibromo-2,2-dimethylbut-3-enyl)benzene 221699-65-6 C12H14Br2
    (4,4-Dibromo-2,2-dimethylbut-3-enyl)benzene
    —— 4-azidobuta-1,2-diene 91686-87-2 C4H5N3
    4-azidobuta-1,2-diene