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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,5,6,4',5',6'-hexachloro-2,2'-(1,1,2,2-tetrachloro-ethane-1,2-diyl)-bis-pyrimidine 54804-78-3 C10Cl10N4
    4,5,6,4',5',6'-hexachloro-2,2'-(1,1,2,2-tetrachloro-ethane-1,2-diyl)-bis-pyrimidine
    —— 4-(4-thiazolidin-2-yl-phenylazo)-phenol 69578-28-5 C15H15N3OS
    4-(4-thiazolidin-2-yl-phenylazo)-phenol
    —— 4,4-dimethyl-5a-phenyl-2-tosyl-2,3,3a,4,5a,6,7,8,9,10-decahydro-1H-indeno[1',2':2,3]furo[3,4-c]pyrrole-10-d 1266550-92-8 C28H33NO3S
    4,4-dimethyl-5a-phenyl-2-tosyl-2,3,3a,4,5a,6,7,8,9,10-decahydro-1H-indeno[1',2':2,3]furo[3,4-c]pyrrole-10-d
    —— 4-(1,1,3,5,5-pentamethyltrisiloxan-3-yl)butanenitrile 28364-08-1 C9H23NO2Si3
    4-(1,1,3,5,5-pentamethyltrisiloxan-3-yl)butanenitrile
    —— 4-benzoylamino-2,3,5-tri-O-benzyl-4-deoxy-D-arabinitol 176967-32-1 C33H35NO5
    4-benzoylamino-2,3,5-tri-O-benzyl-4-deoxy-D-arabinitol
    —— 4-Dimethoxymethyl-6,6-dimethoxy-undecanedioic acid dimethyl ester 68453-99-6 C18H34O8
    4-Dimethoxymethyl-6,6-dimethoxy-undecanedioic acid dimethyl ester
    —— 4-(4-bromo-phenylazo)-2-methyl-1(3)H-imidazole 30821-75-1 C10H9BrN4
    4-(4-bromo-phenylazo)-2-methyl-1(3)H-imidazole
    —— 4-[(3'-iodophenyl)amino]-7-hydroxymethyl-7,8-dihydro-[1,4]dioxino[2,3-g]quinazoline 489453-59-0 C17H14IN3O3
    4-[(3'-iodophenyl)amino]-7-hydroxymethyl-7,8-dihydro-[1,4]dioxino[2,3-g]quinazoline
    —— 4-(3-cyanophenylsulfonamido)-N-(3,4-dimethoxybenzyl)butanamide 1403958-51-9 C20H23N3O5S
    4-(3-cyanophenylsulfonamido)-N-(3,4-dimethoxybenzyl)butanamide
    —— 4-Methanesulfonyloxy-2-(trityl-amino)-butyric acid benzyl ester 58611-68-0 C31H31NO5S
    4-Methanesulfonyloxy-2-(trityl-amino)-butyric acid benzyl ester
    —— 4-[[3,4-dimethylphenoxy]methyl]-2,5-difluoro-N-[methylsulfonyl]benzamide 1355633-90-7 C17H17F2NO4S
    4-[[3,4-dimethylphenoxy]methyl]-2,5-difluoro-N-[methylsulfonyl]benzamide
    —— 4-(4-Chlorophenyl)-N-[2-[(diisopropylamino)methyl]-6-quinolinyl]-1-piperidinecarboxamide 372149-35-4 C28H35ClN4O
    4-(4-Chlorophenyl)-N-[2-[(diisopropylamino)methyl]-6-quinolinyl]-1-piperidinecarboxamide
    —— 4-Amino-salicylsaeure-<4-morpholino-aethylester> 21546-33-8 C13H18N2O4
    4-Amino-salicylsaeure-<4-morpholino-aethylester>
    —— (4-amino-3-methyl-9,10-dioxo-9,10-dihydro-[1]anthryl)-carbamic acid ethyl ester 131977-27-0 C18H16N2O4
    (4-amino-3-methyl-9,10-dioxo-9,10-dihydro-[1]anthryl)-carbamic acid ethyl ester
    —— 4-Amino-6-ethoxy-3-phenyl-2-thioxo-2,3-dihydro-pyrimidin 74729-92-3 C12H13N3OS
    4-Amino-6-ethoxy-3-phenyl-2-thioxo-2,3-dihydro-pyrimidin
    —— 4.4'-Dimethoxy-benzilsaeure-N-<β-diethyl-amino-ethyl>-anilid 22006-38-8 C28H34N2O4
    4.4'-Dimethoxy-benzilsaeure-N-<β-diethyl-amino-ethyl>-anilid
    —— 4-(2-benzoylamino-5-bromo-phenyl)-butyronitrile 857580-81-5 C17H15BrN2O
    4-(2-benzoylamino-5-bromo-phenyl)-butyronitrile
    —— 4,5-dibromo-1-(2-phenylsulphonylethyl)imidazole 112517-26-7 C11H10Br2N2O2S
    4,5-dibromo-1-(2-phenylsulphonylethyl)imidazole
    —— 4-Hydroxy-2-cyclohexyl-buttersaeure 91717-39-4 C10H18O3
    4-Hydroxy-2-cyclohexyl-buttersaeure
    —— 4-benzyloxy-6-hydroxy-2-(9-hydroxy-5-oxodecyloxy)benzoic acid lactone 77376-73-9 C24H28O6
    4-benzyloxy-6-hydroxy-2-(9-hydroxy-5-oxodecyloxy)benzoic acid lactone
    —— 4-cyano-3-(2-nitropropyl)indole 117719-64-9 C12H11N3O2
    4-cyano-3-(2-nitropropyl)indole
    —— (4S,5R)-4-Cyclohexylmethyl-2,2-dimethyl-oxazolidine-3,5-dicarboxylic acid 5-[5-((R)-2-benzyloxycarbonylamino-2-carboxy-ethylsulfanyl)-pentyl] ester 3-tert-butyl ester 155381-84-3 C34H52N2O9S
    (4S,5R)-4-Cyclohexylmethyl-2,2-dimethyl-oxazolidine-3,5-dicarboxylic acid 5-[5-((R)-2-benzyloxycarbonylamino-2-carboxy-ethylsulfanyl)-pentyl] ester 3-tert-butyl ester
    —— 4-((E)-4-(buta-2,3-dienyloxy)but-2-enyloxy)buta-1,2-diene 1609377-59-4 C12H16O2
    4-((E)-4-(buta-2,3-dienyloxy)but-2-enyloxy)buta-1,2-diene
    —— 4-[(1H-indol-3-yl)methylene]-3-phenyl-1-p-tolyl-1H-pyrazol-5-one 1423013-70-0 C25H19N3O
    4-[(1H-indol-3-yl)methylene]-3-phenyl-1-p-tolyl-1H-pyrazol-5-one
    —— 4-Amino-2-bromo-5-chloro-1-hydroxy-anthraquinone 3251-95-4 C14H7BrClNO3
    4-Amino-2-bromo-5-chloro-1-hydroxy-anthraquinone
    —— 4-(1-Methylallyl)-3a,4,7,7a-tetrahydroinden 24057-47-4 C13H18
    4-(1-Methylallyl)-3a,4,7,7a-tetrahydroinden
    —— [4-[5-amino-6-(1H-benzimidazol-2-yl)pyrazin-2-yl]phenyl]-(1,4-diazepan-1-yl)methanone 1232422-50-2 C23H23N7O
    [4-[5-amino-6-(1H-benzimidazol-2-yl)pyrazin-2-yl]phenyl]-(1,4-diazepan-1-yl)methanone
    —— 4-chloro-5-(diethylcarbamoylsulfanyl-methyl)-3-methyl-isoxazole 69711-01-9 C10H15ClN2O2S
    4-chloro-5-(diethylcarbamoylsulfanyl-methyl)-3-methyl-isoxazole
    —— 4-((E)-2-Iodo-propenyl)-2-methylsulfanyl-thiazole 472962-17-7 C7H8INS2
    4-((E)-2-Iodo-propenyl)-2-methylsulfanyl-thiazole
    —— 4,5-bis-(2,4,6-trimethylphenoxy)anthracen-9(10H)-one 1225202-01-6 C32H30O3
    4,5-bis-(2,4,6-trimethylphenoxy)anthracen-9(10H)-one
    —— 4-<(R,S)-2-trimethylsilylcyclopropyl>spiro<2,4>hept-4-ene 112499-03-3 C13H22Si
    4-<(R,S)-2-trimethylsilylcyclopropyl>spiro<2,4>hept-4-ene
    —— [4-Bromo-2-(2-methyloxiran-2-yl)phenyl] acetate 73444-59-4 C11H11BrO3
    [4-Bromo-2-(2-methyloxiran-2-yl)phenyl] acetate
    —— 4-(2-Fluoro-benzoyl)-3-iodo-benzoic acid methyl ester 869365-98-0 C15H10FIO3
    4-(2-Fluoro-benzoyl)-3-iodo-benzoic acid methyl ester
    —— 4'-methoxy-2'-(2-nitrobenzoyloxy)acetophenone 63487-06-9 C16H13NO6
    4'-methoxy-2'-(2-nitrobenzoyloxy)acetophenone
    —— (4RS,5RS)-4,5-dihydroxy-6-oxocyclodecyl-benzoate 471279-94-4 C17H22O5
    (4RS,5RS)-4,5-dihydroxy-6-oxocyclodecyl-benzoate
    —— (4R,6S,7R)-7-ethyl 4-methyl 6-(4-bromophenyl)-4-ethyl-5-azaspiro[2.4]heptane-4,7-dicarboxylate 1279107-58-2 C19H24BrNO4
    (4R,6S,7R)-7-ethyl 4-methyl 6-(4-bromophenyl)-4-ethyl-5-azaspiro[2.4]heptane-4,7-dicarboxylate
    —— 4-methyl-3,5-diphenyloxazol-2(3H)-one 29200-10-0 C16H13NO2
    4-methyl-3,5-diphenyloxazol-2(3H)-one
    —— 4-Ethoxy-1-(4-methoxyphenyl)-penta-1,3-dien 4137-99-9 C14H18O2
    4-Ethoxy-1-(4-methoxyphenyl)-penta-1,3-dien
    —— 4-{3-[3-(t-Butoxycarbonyl)amino]propyl-2-(phenylimino)-2,3-dihydrothiazol-4-yl}benzoic acid 386282-43-5 C24H27N3O4S
    4-{3-[3-(t-Butoxycarbonyl)amino]propyl-2-(phenylimino)-2,3-dihydrothiazol-4-yl}benzoic acid
    —— 4-fluoro-17α-<(methylseleno)methyl>estra-1,3,5(10)-triene-3,17β-diol 84693-91-4 C20H27FO2Se
    4-fluoro-17α-<(methylseleno)methyl>estra-1,3,5(10)-triene-3,17β-diol
    —— 4-Methoxypyrimido<4,5-b>(1,4)thiazin-6-one-7-acetic acid 54660-56-9 C9H9N3O4S
    4-Methoxypyrimido<4,5-b>(1,4)thiazin-6-one-7-acetic acid
    —— (4E)-2-hydroxyhept-4-enoic acid ethyl ester 18016-35-8 C9H16O3
    (4E)-2-hydroxyhept-4-enoic acid ethyl ester
    —— 4-[[5-(cinnamylideneamino)-6-cyano-7-(4-methoxyphenyl)-7H-pyrano[2,3-d][1,3]thiazol-2-yl]amino]benzenesulfonamide 1382846-73-2 C29H23N5O4S2
    4-[[5-(cinnamylideneamino)-6-cyano-7-(4-methoxyphenyl)-7H-pyrano[2,3-d][1,3]thiazol-2-yl]amino]benzenesulfonamide
    —— 4-methoxy-5-[4-chlorophenylthio]-pent-1-ene 1220552-51-1 C12H15ClOS
    4-methoxy-5-[4-chlorophenylthio]-pent-1-ene
    —— 4-{(5-methylfuran-2-yl)methylene}-2-(naphthalen-2-yl)oxazol-5(4H)-one 932905-52-7 C19H13NO3
    4-{(5-methylfuran-2-yl)methylene}-2-(naphthalen-2-yl)oxazol-5(4H)-one
    —— 4-bromobutyl 2-(4-(4-chlorobenzoyl)phenoxy)-2-methylpropanoate 1094101-32-2 C21H22BrClO4
    4-bromobutyl 2-(4-(4-chlorobenzoyl)phenoxy)-2-methylpropanoate
    —— 4,4'-(diazene-1,2-diyl)bis(N-([1,2,4]triazolo[4,3-b][1,2,4,5]tetrazin-6-yl)-furazan-3-amine) 1261061-43-1 C10H4N20O2
    4,4'-(diazene-1,2-diyl)bis(N-([1,2,4]triazolo[4,3-b][1,2,4,5]tetrazin-6-yl)-furazan-3-amine)
    —— 4-acetylamino-5-hydroxy-naphthalene-2,7-disulfonyl chloride 73055-37-5 C12H9Cl2NO6S2
    4-acetylamino-5-hydroxy-naphthalene-2,7-disulfonyl chloride
    —— 4-acetoxybenzo<1,2-c;3,4--c'>bis<1,2,5>thiadiazole 142071-36-1 C8H4N4O2S2
    4-acetoxybenzo<1,2-c;3,4--c'>bis<1,2,5>thiadiazole
    —— 4-Isopropoxymethylene-2-cyclohexenone 64908-77-6 C10H14O2
    4-Isopropoxymethylene-2-cyclohexenone