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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-benzyloxybenzo[b]thiophene-2-carboxamidine 1209466-76-1 C16H14N2OS
    4-benzyloxybenzo[b]thiophene-2-carboxamidine
    —— 4-Acetoxy-3,5-bis[N,N-bis(t-butoxycarbonylmethyl)aminomethyl]-3'-carboxybenzophenone 85916-18-3 C42H58N2O13
    4-Acetoxy-3,5-bis[N,N-bis(t-butoxycarbonylmethyl)aminomethyl]-3'-carboxybenzophenone
    —— 4-bromo-2-(1-methyl-1<i>H</i>-tetrazol-5-yl)-aniline 33166-76-6 C8H8BrN5
    4-bromo-2-(1-methyl-1<i>H</i>-tetrazol-5-yl)-aniline
    —— 4-fluoro-N-[3-[1-[3,3,3-trifluoro-2-[4-[5-[(4-fluorobenzoyl)amino]-1H-indol-3-yl]piperidin-1-yl]propyl]piperidin-4-yl]-1H-indol-5-yl]benzamide 252354-36-2 C43H41F5N6O2
    4-fluoro-N-[3-[1-[3,3,3-trifluoro-2-[4-[5-[(4-fluorobenzoyl)amino]-1H-indol-3-yl]piperidin-1-yl]propyl]piperidin-4-yl]-1H-indol-5-yl]benzamide
    —— 4,4-Diphenyl-5,6-dihydrosilolo[3,2-b]thiophene 1430235-60-1 C18H16SSi
    4,4-Diphenyl-5,6-dihydrosilolo[3,2-b]thiophene
    —— 4-Amino-3-[4-(methoxymethyl)phenyl]butanoic acid hydrochloride 2138289-91-3 C12H18ClNO3
    4-Amino-3-[4-(methoxymethyl)phenyl]butanoic acid hydrochloride
    —— 4-(2'-Methoxy-1',2'-dimethyl-propyl)-2,6-dimethylanilin 74267-24-6 C14H23NO
    4-(2'-Methoxy-1',2'-dimethyl-propyl)-2,6-dimethylanilin
    —— 4β-Acetamino-2α,3α-diacetoxy-1β-cyclopentan-carbonsaeure-methylester 79253-98-8 C13H19NO7
    4β-Acetamino-2α,3α-diacetoxy-1β-cyclopentan-carbonsaeure-methylester
    —— 4-Isopentyl-cyclopentan-1,3-diol 15786-49-9 C10H20O2
    4-Isopentyl-cyclopentan-1,3-diol
    —— 4-(2-Methyl-butyl)-1,2,3,6-tetrahydro-pyridine 38032-19-8 C10H19N
    4-(2-Methyl-butyl)-1,2,3,6-tetrahydro-pyridine
    —— 4-methyl-2,2'-ethane-1,2-diyldioxy-bis-[1,3,2]dioxaphospholane 28833-08-1 C7H14O6P2
    4-methyl-2,2'-ethane-1,2-diyldioxy-bis-[1,3,2]dioxaphospholane
    —— 4-[4-(1H-tetrazol-1-yl)benzyl]piperidine hydrochloride 333987-06-7 C13H17N5*ClH
    4-[4-(1H-tetrazol-1-yl)benzyl]piperidine hydrochloride
    —— 4-fluoro-N-[2-(phenylethynyl)phenyl]benzamide 1415218-69-7 C21H14FNO
    4-fluoro-N-[2-(phenylethynyl)phenyl]benzamide
    —— 4-phenyl-4-(N-(phenylsulfonyl)benzamido)but-2-yn-1-yl benzoate 1448228-42-9 C30H23NO5S
    4-phenyl-4-(N-(phenylsulfonyl)benzamido)but-2-yn-1-yl benzoate
    —— 4-[4-(4-Piperidinylmethyl)benzoyl]morpholine Hydrochloride 333987-80-7 C17H24N2O2*ClH
    4-[4-(4-Piperidinylmethyl)benzoyl]morpholine Hydrochloride
    —— [4-(Benzothiazol-2-ylsulfanyl)-thiazol-2-yl]-[1-phenyl-meth-(E)-ylidene]-amine 914670-40-9 C17H11N3S3
    [4-(Benzothiazol-2-ylsulfanyl)-thiazol-2-yl]-[1-phenyl-meth-(E)-ylidene]-amine
    —— 4,5-diazafluorene-9-one salicyloylhydrazone 301669-06-7 C18H12N4O2
    4,5-diazafluorene-9-one salicyloylhydrazone
    —— 4-[1-[3-(benzylcarbamoylamino)-4-methyl-benzoyl]-4-piperidyl]-N,N-dimethyl-benzamide 1034465-40-1 C30H34N4O3
    4-[1-[3-(benzylcarbamoylamino)-4-methyl-benzoyl]-4-piperidyl]-N,N-dimethyl-benzamide
    —— 4-iodomethyl-5-isopropyl-2-(4-trifluoromethylphenyl)oxazole 752212-96-7 C14H13F3INO
    4-iodomethyl-5-isopropyl-2-(4-trifluoromethylphenyl)oxazole
    —— 4-nitro-5-(phenylthio-acetamido)-1-(2,6-dichloro-4-tri-fluoromethyl-phenyl)-pyrazole 111039-88-4 C18H11Cl2F3N4O3S
    4-nitro-5-(phenylthio-acetamido)-1-(2,6-dichloro-4-tri-fluoromethyl-phenyl)-pyrazole
    —— (4,5-Diphenyl-oxazol-2-yl)-phenethyl-amine 113853-18-2 C23H20N2O
    (4,5-Diphenyl-oxazol-2-yl)-phenethyl-amine
    —— 4-(2-Cyano-phenyl)-2-formyl-6-methyl-1,4-dihydro-pyridine-3,5-dicarboxylic acid 5-[2-(benzyl-methyl-amino)-ethyl] ester 3-ethyl ester 75206-40-5 C28H29N3O5
    4-(2-Cyano-phenyl)-2-formyl-6-methyl-1,4-dihydro-pyridine-3,5-dicarboxylic acid 5-[2-(benzyl-methyl-amino)-ethyl] ester 3-ethyl ester
    —— 4-Cyclohexyl-3,3-diethyl-oxetan-2-one 132835-46-2 C13H22O2
    4-Cyclohexyl-3,3-diethyl-oxetan-2-one
    —— 4-aza-2-chloro-7-(formyloxo)-3-oxoheptanitrile 76828-57-4 C7H9ClN2O3
    4-aza-2-chloro-7-(formyloxo)-3-oxoheptanitrile
    —— 4-Phenethyl-pyridazin-1-oxid 91392-08-4 C12H12N2O
    4-Phenethyl-pyridazin-1-oxid
    —— 4'-Amino-6-nitro-diphenylamin-3-sulfonamid 2379-39-7 C12H12N4O4S
    4'-Amino-6-nitro-diphenylamin-3-sulfonamid
    —— 4-chloro-1-phenylbut-3-yn-2-yl acetate 1579278-60-6 C12H11ClO2
    4-chloro-1-phenylbut-3-yn-2-yl acetate
    —— 4-[2-(4-Methoxyphenyl)ethynylsulfonyl]morpholine 130178-87-9 C13H15NO4S
    4-[2-(4-Methoxyphenyl)ethynylsulfonyl]morpholine
    —— 4-[(E)-5-methylhex-3-en-2-yl]sulfinylmorpholine 137501-69-0 C11H21NO2S
    4-[(E)-5-methylhex-3-en-2-yl]sulfinylmorpholine
    —— 4-benzoyl-5-(2-iodo-acetylamino)-thiophene-2-carboxylic acid methyl ester 49600-20-6 C15H12INO4S
    4-benzoyl-5-(2-iodo-acetylamino)-thiophene-2-carboxylic acid methyl ester
    —— 4-Bromo-6-(5-{[2-(morpholin-4-yl)ethyl]amino}-1,2-benzoxazol-3-yl)benzene-1,3-diol 1012788-68-9 C19H20BrN3O4
    4-Bromo-6-(5-{[2-(morpholin-4-yl)ethyl]amino}-1,2-benzoxazol-3-yl)benzene-1,3-diol
    —— 4-Chloro-3-(4,5-dihydro-3-methyl-5-oxo-4-(phenylazo)-1H-pyrazol-1-YL)benzenesulfonic acid sodium salt 6359-90-6 C16H12ClN4NaO4S
    4-Chloro-3-(4,5-dihydro-3-methyl-5-oxo-4-(phenylazo)-1H-pyrazol-1-YL)benzenesulfonic acid sodium salt
    —— 4-chloro-3-[4-(trifluoromethyl)-1H-benzimidazol-1-yl]phenol 1168155-61-0 C14H8ClF3N2O
    4-chloro-3-[4-(trifluoromethyl)-1H-benzimidazol-1-yl]phenol
    —— 4-(4-chloro-6-methoxyquinolin-2-yl)benzonitrile 1371588-26-9 C17H11ClN2O
    4-(4-chloro-6-methoxyquinolin-2-yl)benzonitrile
    —— 4-(2-(N-(2-bromoacetyl)amino)ethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one 590405-45-1 C12H16BrN3O2
    4-(2-(N-(2-bromoacetyl)amino)ethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one
    —— [4-[(1S,3RS)-3-[[(1R)-1-(4-fluoro-3-methoxy-phenyl)ethyl]amino]-cyclopentyl]phenyl]-morpholino-methanone 1257105-66-0 C25H31FN2O3
    [4-[(1S,3RS)-3-[[(1R)-1-(4-fluoro-3-methoxy-phenyl)ethyl]amino]-cyclopentyl]phenyl]-morpholino-methanone
    —— 4-Guanidino-butyric acid butyl ester 25544-41-6 C9H19N3O2
    4-Guanidino-butyric acid butyl ester
    —— 4-[5,5-dimethyl-2-(thien-2-yl)-1,3-dioxan-2-yl]-2-nitrobenzenamine 64420-34-4 C16H18N2O4S
    4-[5,5-dimethyl-2-(thien-2-yl)-1,3-dioxan-2-yl]-2-nitrobenzenamine
    —— 4-(N-(6-bromohexyl)carbamoylmethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one 590408-56-3 C16H24BrN3O2
    4-(N-(6-bromohexyl)carbamoylmethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one
    —— 4-(2-(N-methyl-N-benzylamino)ethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one 590405-94-0 C18H23N3O
    4-(2-(N-methyl-N-benzylamino)ethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one
    —— 4-(2-hydroxy-ethyl)-piperazine-1-carboxylic acid 2-(7-chloro-[1,8]naphthyridin-2-yl)-3-oxo-1,3-dihydro-isoindol-1-yl ester 55112-85-1 C23H22ClN5O4
    4-(2-hydroxy-ethyl)-piperazine-1-carboxylic acid 2-(7-chloro-[1,8]naphthyridin-2-yl)-3-oxo-1,3-dihydro-isoindol-1-yl ester
    —— 4E ethyl 7,11-dimethyl-3-oxododec-4-enoate 80957-85-3 C16H28O3
    4E ethyl 7,11-dimethyl-3-oxododec-4-enoate
    —— 4-[5-[(3-fluoro-5-morpholin-4-ylbenzoyl)amino]-2-methylanilino]-5-methyl-N-(1-pyridin-2-ylethyl)pyrrolo[2,1-f][1,2,4]triazine-6-carboxamide 623153-41-3 C33H33FN8O3
    4-[5-[(3-fluoro-5-morpholin-4-ylbenzoyl)amino]-2-methylanilino]-5-methyl-N-(1-pyridin-2-ylethyl)pyrrolo[2,1-f][1,2,4]triazine-6-carboxamide
    —— 4-hydroxy-1-propyl-5,6,7,8-tetrahydro-1<i>H</i>-quinolin-2-one 56517-65-8 C12H17NO2
    4-hydroxy-1-propyl-5,6,7,8-tetrahydro-1<i>H</i>-quinolin-2-one
    —— 4-methoxy-1<i>H</i>-imidazo[4,5-<i>h</i>]quinoline 57743-09-6 C11H9N3O
    4-methoxy-1<i>H</i>-imidazo[4,5-<i>h</i>]quinoline
    —— 4-Furfurylidene-2-m-tolyl-2-imidazolin-5-one 79946-54-6 C15H12N2O2
    4-Furfurylidene-2-m-tolyl-2-imidazolin-5-one
    —— 4-amino-7-(cis-5'-0-[4-(S)-(3-pyridyl)-2-oxo-1,3,2-dioxaphosphorinan-2-yl]-2'-C-methyl-beta-D-ribofuranosyl)-7H-pyrrolo[2,3-d]pyrimidine 879493-28-4 C20H24N5O7P
    4-amino-7-(cis-5'-0-[4-(S)-(3-pyridyl)-2-oxo-1,3,2-dioxaphosphorinan-2-yl]-2'-C-methyl-beta-D-ribofuranosyl)-7H-pyrrolo[2,3-d]pyrimidine
    —— 4-exo-methyl-8-exo,9-endo-bis(methoxycarbonyl)-endo-tricyclo<3.2.2.02,4>non-6-ene 137871-30-8 C14H18O4
    4-exo-methyl-8-exo,9-endo-bis(methoxycarbonyl)-endo-tricyclo<3.2.2.02,4>non-6-ene
    —— 4-iodo-2-methoxy-5-(methoxymethoxy)pyridine 431942-26-6 C8H10INO3
    4-iodo-2-methoxy-5-(methoxymethoxy)pyridine
    —— 4-ethylamino-2-[2-fluoro-4-((S)-3-fluoro-pyrrolidine-1-carbonyl)-5-methoxy-phenylamino]pyrimidine-5-carbonitrile 1441203-59-3 C19H20F2N6O2
    4-ethylamino-2-[2-fluoro-4-((S)-3-fluoro-pyrrolidine-1-carbonyl)-5-methoxy-phenylamino]pyrimidine-5-carbonitrile