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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-[2-(5H-[1,3]oxazolo[4,5-b]phenoxazin-2-yl)ethenyl]aniline 63195-74-4 C21H15N3O2
    4-[2-(5H-[1,3]oxazolo[4,5-b]phenoxazin-2-yl)ethenyl]aniline
    —— 4-Butylamino-γ-piperidinobutyrophenon 63237-37-6 C19H30N2O
    4-Butylamino-γ-piperidinobutyrophenon
    —— 4-[2-(4-methoxy-phenoxymethyl)-6-oxo-morpholin-4-yl]-benzamide 61974-83-2 C19H20N2O5
    4-[2-(4-methoxy-phenoxymethyl)-6-oxo-morpholin-4-yl]-benzamide
    —— 4-Chloro-2-phenyl-6-phenylamino-pyrimidine-5-carboxylic acid ethyl ester 90832-87-4 C19H16ClN3O2
    4-Chloro-2-phenyl-6-phenylamino-pyrimidine-5-carboxylic acid ethyl ester
    —— (4R,5S)-3-((R)-2-Hydroxy-hex-5-enoyl)-4-methyl-5-phenyl-oxazolidin-2-one 442913-55-5 C16H19NO4
    (4R,5S)-3-((R)-2-Hydroxy-hex-5-enoyl)-4-methyl-5-phenyl-oxazolidin-2-one
    —— 4-acetyl-1-ethyl-5-oxo-4,5-dihydro-pyrrole-3-carboxylic acid ethyl ester 860361-53-1 C11H15NO4
    4-acetyl-1-ethyl-5-oxo-4,5-dihydro-pyrrole-3-carboxylic acid ethyl ester
    —— 4-Butoxy-benzoic acid 4-butyl-phenyl ester 38444-07-4 C21H26O3
    4-Butoxy-benzoic acid 4-butyl-phenyl ester
    —— 4-acetylamino-3-methyl-benzenesulfonic acid-(5-isopropyl-[1,3,4]thiadiazol-2-ylamide) 108013-79-2 C14H18N4O3S2
    4-acetylamino-3-methyl-benzenesulfonic acid-(5-isopropyl-[1,3,4]thiadiazol-2-ylamide)
    —— 4-bromo-N,N'-bis-(2,4-dimethoxy-benzyl)-1-oxy-pyridine-2,6-diamine 1158786-94-7 C23H26BrN3O5
    4-bromo-N,N'-bis-(2,4-dimethoxy-benzyl)-1-oxy-pyridine-2,6-diamine
    —— 4-((acetoxyimino)(phenyl)methyl)-3-hydroxyphenyl acetate 114594-10-4 C17H15NO5
    4-((acetoxyimino)(phenyl)methyl)-3-hydroxyphenyl acetate
    —— 4-((1R,3R,4R)-3-hydroxy-4-methylcyclohexylamino)-2-(methylsulfonyl)pyrimidine-5-carboxamide 1403865-49-5 C13H20N4O4S
    4-((1R,3R,4R)-3-hydroxy-4-methylcyclohexylamino)-2-(methylsulfonyl)pyrimidine-5-carboxamide
    —— 4-Tert-butyl-1,3-thiazole-2-carbonyl chloride 717871-73-3 C8H10ClNOS
    4-Tert-butyl-1,3-thiazole-2-carbonyl chloride
    —— 4-(dimethylphenylsilyl)-3-(4-phenylcyclohex-1-enyl)pentan-2-one 88754-16-9 C25H32OSi
    4-(dimethylphenylsilyl)-3-(4-phenylcyclohex-1-enyl)pentan-2-one
    —— (4-chloro-2-trimethylsilylphenylethynyl)trimethylsilane 136053-35-5 C14H21ClSi2
    (4-chloro-2-trimethylsilylphenylethynyl)trimethylsilane
    —— 4-t-Butyl-2-undecyl-2-imidazoline 117814-95-6 C18H36N2
    4-t-Butyl-2-undecyl-2-imidazoline
    —— 4-Hydroxy-2-methyl-N-(2-pyrimidinyl)-2H-[1] benzothieno [2,3-e]-1,2-thiazine-3-carboxamide-1,1-dioxide 74370-81-3 C16H12N4O4S2
    4-Hydroxy-2-methyl-N-(2-pyrimidinyl)-2H-[1] benzothieno [2,3-e]-1,2-thiazine-3-carboxamide-1,1-dioxide
    —— 4-(2-Methoxy-ethoxymethoxy)-2-phenylsulfanylmethyl-butyraldehyde 108785-49-5 C15H22O4S
    4-(2-Methoxy-ethoxymethoxy)-2-phenylsulfanylmethyl-butyraldehyde
    —— 4-allyl-4'-(perfluorobutyl)-1,1'-biphenyl 1056308-31-6 C19H13F9
    4-allyl-4'-(perfluorobutyl)-1,1'-biphenyl
    —— 4-(bromomethyl)-6-[2-(trifluoromethyl)phenyl]pyrimidine 1332503-30-6 C12H8BrF3N2
    4-(bromomethyl)-6-[2-(trifluoromethyl)phenyl]pyrimidine
    —— 4,5-bis(3,4-dimethoxybenzyl)-1-methyl-1H-imidazole 1620893-65-3 C22H26N2O4
    4,5-bis(3,4-dimethoxybenzyl)-1-methyl-1H-imidazole
    —— 4-[3-{6-(3-benzo[1,3]dioxol-5-yl-5-cyclohexyl-carbamoyl-phenoxy)-hexyl}-2-(2-carboxy-ethyl)-phenoxy]-butyric acid 1162260-52-7 C39H47NO9
    4-[3-{6-(3-benzo[1,3]dioxol-5-yl-5-cyclohexyl-carbamoyl-phenoxy)-hexyl}-2-(2-carboxy-ethyl)-phenoxy]-butyric acid
    —— 4-(2,2-dicyano-3-phenylhex-5-en-1-yl)phenyl acetate 1442482-94-1 C22H20N2O2
    4-(2,2-dicyano-3-phenylhex-5-en-1-yl)phenyl acetate
    —— 4-(2,3-bis(tert-butoxycarbonyl)guanidino)-3-nitrobenzoic acid 446847-98-9 C18H24N4O8
    4-(2,3-bis(tert-butoxycarbonyl)guanidino)-3-nitrobenzoic acid
    —— 4,8-diamino-7,10-dimethyl-10<i>H</i>-benzo[<i>g</i>]pteridin-2-one 109448-95-5 C12H12N6O
    4,8-diamino-7,10-dimethyl-10<i>H</i>-benzo[<i>g</i>]pteridin-2-one
    —— 4-Carboxy-5-cyan-2-cis-4-trans-hexadiensaeure 2860-09-5 C8H7NO4
    4-Carboxy-5-cyan-2-cis-4-trans-hexadiensaeure
    —— 4-(Aminomethyl)-2-(trifluoromethyl)phenol;hydrochloride 916210-94-1 C8H8F3NO*ClH
    4-(Aminomethyl)-2-(trifluoromethyl)phenol;hydrochloride
    —— 4-chloro-5-(2,6-difluoro-4-methoxyphenyl)-1-(4-fluorophenyl)-1H-imidazole-2-methanol 1193350-96-7 C17H12ClF3N2O2
    4-chloro-5-(2,6-difluoro-4-methoxyphenyl)-1-(4-fluorophenyl)-1H-imidazole-2-methanol
    —— 4-fluoro-3-[[3-[3-methoxy-4-(4-methyl-1H-imidazol-1-yl)phenyl]-1-methyl-1H-1,2,4-triazol-5-yl]amino]-benzonitrile 1262196-03-1 C21H18FN7O
    4-fluoro-3-[[3-[3-methoxy-4-(4-methyl-1H-imidazol-1-yl)phenyl]-1-methyl-1H-1,2,4-triazol-5-yl]amino]-benzonitrile
    —— 4-methyl-N-(1,2,2-trichlorovinyl)benzimidoyl chloride 54682-98-3 C10H7Cl4N
    4-methyl-N-(1,2,2-trichlorovinyl)benzimidoyl chloride
    —— (4-Chlor-phenyl)-trichlormethyl-phosphonsaeure-butylester 72945-91-6 C11H13Cl4O2P
    (4-Chlor-phenyl)-trichlormethyl-phosphonsaeure-butylester
    —— (4S,5R,E)-6-(4-methoxytrityloxy)-5-benzyloxy-5-acetyloxy-2-hexenal trimethylenedithioacetal 263388-29-0 C38H40O5S2
    (4S,5R,E)-6-(4-methoxytrityloxy)-5-benzyloxy-5-acetyloxy-2-hexenal trimethylenedithioacetal
    —— 4-fluorophenylhydrazono-1H-tetrazol-5-yl-acetonitrile 1149376-68-0 C9H6FN7
    4-fluorophenylhydrazono-1H-tetrazol-5-yl-acetonitrile
    —— 4-(3-Oxo-4-trityloxy-butyl)-indole-1-carboxylic acid methyl ester 79477-31-9 C33H29NO4
    4-(3-Oxo-4-trityloxy-butyl)-indole-1-carboxylic acid methyl ester
    —— 4-(4-chlorophenyl)-3-pyrrolidin-N-yl-butan-2-one oxime 605680-77-1 C14H19ClN2O
    4-(4-chlorophenyl)-3-pyrrolidin-N-yl-butan-2-one oxime
    —— 4-bromo-1,2-bis-hexadecyloxy-butane 64563-52-6 C36H73BrO2
    4-bromo-1,2-bis-hexadecyloxy-butane
    —— 4-[(2-ethoxyphenyl)hydrazinylidene]-5-ethyl-2-(4-phenyl-1,3-thiazol-2-yl)pyrazol-3-one 1430402-51-9 C22H21N5O2S
    4-[(2-ethoxyphenyl)hydrazinylidene]-5-ethyl-2-(4-phenyl-1,3-thiazol-2-yl)pyrazol-3-one
    —— 4-(n-Butoxy)-naphthalsaeure-N-methylimid 36780-23-1 C17H17NO3
    4-(n-Butoxy)-naphthalsaeure-N-methylimid
    —— 4-[(4-Fluoro-phenyl)-phenyl-methyl]-piperidine-1-carboxylic acid phenylamide 60284-92-6 C25H25FN2O
    4-[(4-Fluoro-phenyl)-phenyl-methyl]-piperidine-1-carboxylic acid phenylamide
    —— 4,5-dihydro-3-(3,4-dimethoxyphenyl)-1-methyl-5-(5-nitro-2-furyl)-1H-pyrazole 129303-22-6 C16H17N3O5
    4,5-dihydro-3-(3,4-dimethoxyphenyl)-1-methyl-5-(5-nitro-2-furyl)-1H-pyrazole
    —— (4-methyl-1,10-phenanthroline)-bis-(2-phenylpyridine(-1H))-iridium(III) chloride 808142-99-6 C35H26IrN4*Cl
    (4-methyl-1,10-phenanthroline)-bis-(2-phenylpyridine(-1H))-iridium(III) chloride
    —— 4-Benzyl-4-bromo-3-propyl-4H-isoxazol-5-one 133469-50-8 C13H14BrNO2
    4-Benzyl-4-bromo-3-propyl-4H-isoxazol-5-one
    —— 4-(3-Oxobutyl)-oxazolo<4,5-b>pyridine-2-one 135517-80-5 C10H10N2O3
    4-(3-Oxobutyl)-oxazolo<4,5-b>pyridine-2-one
    —— 4-Methyl-1-m-tolyl-azetidin-2-one 140648-61-9 C11H13NO
    4-Methyl-1-m-tolyl-azetidin-2-one
    —— [4-(4-cyclohexylmethoxy-phenyl)-3-hexadecanoylamino-2-oxo-butyl]-phosphonic acid dimethyl ester 935548-37-1 C35H60NO6P
    [4-(4-cyclohexylmethoxy-phenyl)-3-hexadecanoylamino-2-oxo-butyl]-phosphonic acid dimethyl ester
    —— 4-(3-Oxo-propoxy)-but-2-ynoic acid ethyl ester 130602-16-3 C9H12O4
    4-(3-Oxo-propoxy)-but-2-ynoic acid ethyl ester
    —— 4-Acetamido-1,2,3,4-tetrahydro-1,3-isoquinolinedione 56116-18-8 C11H10N2O3
    4-Acetamido-1,2,3,4-tetrahydro-1,3-isoquinolinedione
    —— 4-(2H1)methyl-3-phenyl(2-2H)oct-2-ene 1095576-81-0 C15H22
    4-(2H1)methyl-3-phenyl(2-2H)oct-2-ene
    —— 4-methyl-N-(2-(2-phenylcyclopropane-1-carbonyl)phenyl)benzenesulfonamide 1356037-45-0 C23H21NO3S
    4-methyl-N-(2-(2-phenylcyclopropane-1-carbonyl)phenyl)benzenesulfonamide
    —— 4-Isopropyl-1,3-diphenyl-5-[phenyl-(phenyl-hydrazono)-methyl]-1H-[1,2,4]triazol-4-ium; chloride 123150-03-8 C30H28N5*Cl
    4-Isopropyl-1,3-diphenyl-5-[phenyl-(phenyl-hydrazono)-methyl]-1H-[1,2,4]triazol-4-ium; chloride
    —— 4-amino-5-(3,4-dimethoxy-benzoylamino)-pyrimidine 77456-52-1 C13H14N4O3
    4-amino-5-(3,4-dimethoxy-benzoylamino)-pyrimidine