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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,5-(1',3',5'-trithiapentano)-1,3-dithiole-2-selenone 116341-78-7 C5H4S5Se
    4,5-(1',3',5'-trithiapentano)-1,3-dithiole-2-selenone
    —— [[4-amino-2,6-bis[[phenylmethyl]thio]-5-pyrimidinyl]amino]acetonitrile 415920-34-2 C20H19N5S2
    [[4-amino-2,6-bis[[phenylmethyl]thio]-5-pyrimidinyl]amino]acetonitrile
    —— 4-(1,4'-bipiperidinyl-1'-yl)-6-(1H-pyrazol-4-yl)quinazoline hydrochloride 474705-24-3 C21H26N6*ClH
    4-(1,4'-bipiperidinyl-1'-yl)-6-(1H-pyrazol-4-yl)quinazoline hydrochloride
    —— 4-[4-(2,4-Difluoro-phenyl)-piperazin-1-yl]-1-(2,3-dihydro-1H-indol-1-yl)butan-1-one 349672-39-5 C22H25F2N3O
    4-[4-(2,4-Difluoro-phenyl)-piperazin-1-yl]-1-(2,3-dihydro-1H-indol-1-yl)butan-1-one
    —— 4-(6-cyano-1,3-dioxo-1H,3H-benzo[de]isoquinoline-2-yl)-butanoic acid 929519-93-7 C17H12N2O4
    4-(6-cyano-1,3-dioxo-1H,3H-benzo[de]isoquinoline-2-yl)-butanoic acid
    —— 4-[2-[(4-Bromophenyl)methyl]-1,3-thiazol-4-yl]aniline 683195-93-9 C16H13BrN2S
    4-[2-[(4-Bromophenyl)methyl]-1,3-thiazol-4-yl]aniline
    —— 4-hydroxy-2.2-dimethyl-bicyclo[3.2.1]octane 453-29-2 C10H18O
    4-hydroxy-2.2-dimethyl-bicyclo[3.2.1]octane
    —— 4,5,6,7,8-penta-O-acetyl-1,2,3-trideoxy-2-C-nitro-D-manno-oct-2-enitol 134234-62-1 C18H25NO12
    4,5,6,7,8-penta-O-acetyl-1,2,3-trideoxy-2-C-nitro-D-manno-oct-2-enitol
    —— 4-Methylen-2,2,6,6-tetraphenylheptandisaeure 16602-02-1 C32H28O4
    4-Methylen-2,2,6,6-tetraphenylheptandisaeure
    —— 4-(3,3a,4,5-tetrahydro-benzo[<i>g</i>]indazol-2-yl)-benzenesulfonamide 6497-56-9 C17H17N3O2S
    4-(3,3a,4,5-tetrahydro-benzo[<i>g</i>]indazol-2-yl)-benzenesulfonamide
    —— (4-acetoxy-1,3-dioxolane-2,2-diyl)bis(methylene) dibenzoate 191859-41-3 C21H20O8
    (4-acetoxy-1,3-dioxolane-2,2-diyl)bis(methylene) dibenzoate
    —— 4-(4-chlorophenyl)-4,7-dimethylchroman-2-one 1613191-01-7 C17H15ClO2
    4-(4-chlorophenyl)-4,7-dimethylchroman-2-one
    —— 4-{[(5R,7S)-1-(3-fluorophenyl)-7-methyl-2,2-dioxido-2-thia-1,8-diazaspiro[4.5]dec-3-en-8-yl]methyl}-2-(5-methyl-1,3-thiazol-4-yl)phenol ammonium salt 1338820-68-0 C25H26FN3O3S2*H3N
    4-{[(5R,7S)-1-(3-fluorophenyl)-7-methyl-2,2-dioxido-2-thia-1,8-diazaspiro[4.5]dec-3-en-8-yl]methyl}-2-(5-methyl-1,3-thiazol-4-yl)phenol ammonium salt
    —— 4,4'-(1,4-phenylene)bis(2-methyl-6-phenyl-2,6,7,8-tetrahydro-1H-pyrazolo[1,2-a][1,2,4,5]tetrazin-1-one) 1314239-52-5 C30H30N8O2
    4,4'-(1,4-phenylene)bis(2-methyl-6-phenyl-2,6,7,8-tetrahydro-1H-pyrazolo[1,2-a][1,2,4,5]tetrazin-1-one)
    —— 4-Mercaptomethyl-1,2,3-thiadiazole 105408-47-7 C3H4N2S2
    4-Mercaptomethyl-1,2,3-thiadiazole
    —— 4-(2,3-difluorophenoxy)pyridine-2-carboxylic acid ((R)-1-isopropylpiperidin-3-ylmethyl)amide 1336908-66-7 C21H25F2N3O2
    4-(2,3-difluorophenoxy)pyridine-2-carboxylic acid ((R)-1-isopropylpiperidin-3-ylmethyl)amide
    —— 4-([(3S)-1-(2-hydroxyethyl)-3-pyrrolidinyl] {[2-(trifluoromethyl)phenyl]methyl}amino)-2-(trifluoromethyl)benzonitrile 940862-88-4 C22H21F6N3O
    4-([(3S)-1-(2-hydroxyethyl)-3-pyrrolidinyl] {[2-(trifluoromethyl)phenyl]methyl}amino)-2-(trifluoromethyl)benzonitrile
    —— 4-(2-{[1-methyl-2-(6-trifluoromethoxybenzothiazol-2-ylamino)-1H-benzimidazole-5-carbonyl]amino}acetyl)piperazine-1-carboxylic acid tert-butyl ester 1325720-36-2 C28H30F3N7O5S
    4-(2-{[1-methyl-2-(6-trifluoromethoxybenzothiazol-2-ylamino)-1H-benzimidazole-5-carbonyl]amino}acetyl)piperazine-1-carboxylic acid tert-butyl ester
    —— (4S)-4-((tert-butyldimethylsilyl)oxy)-5-(4-iodophenyl)-2-((1S,2S,4aS,4bS,6R,8aR,9S,9aS)-6-methyl-9-((trimethylsilyl)oxy)-2-vinyl-2,4a,4b,5,6,7,8,8a,9,9a-decahydro-1H-fluorene-1-carbonyl)pentanenitrile 1344118-83-7 C37H56INO3Si2
    (4S)-4-((tert-butyldimethylsilyl)oxy)-5-(4-iodophenyl)-2-((1S,2S,4aS,4bS,6R,8aR,9S,9aS)-6-methyl-9-((trimethylsilyl)oxy)-2-vinyl-2,4a,4b,5,6,7,8,8a,9,9a-decahydro-1H-fluorene-1-carbonyl)pentanenitrile
    —— 4-Benzolazo-5-benzylidenamino-1-phenyl-pyrazol 102452-69-7 C22H17N5
    4-Benzolazo-5-benzylidenamino-1-phenyl-pyrazol
    —— 4-Ethyl-4-phenyl-1-phenylcarbamoyl-pyrazolidin-3-on 93871-18-2 C18H19N3O2
    4-Ethyl-4-phenyl-1-phenylcarbamoyl-pyrazolidin-3-on
    —— 4-Ethynyl-3a,4,7,7a-tetrahydro-isobenzofuran-1,3-dione 101012-56-0 C10H8O3
    4-Ethynyl-3a,4,7,7a-tetrahydro-isobenzofuran-1,3-dione
    —— 4-(4-Hydroxyphenyl)quinoline 156970-36-4 C15H11NO
    4-(4-Hydroxyphenyl)quinoline
    —— 4-(5-butyl-4,5-dihydroisoxazol-3-yl)aniline 1287686-67-2 C13H18N2O
    4-(5-butyl-4,5-dihydroisoxazol-3-yl)aniline
    —— 4-N-benzylamino-3-bromoisoquinoline 271784-15-7 C16H13BrN2
    4-N-benzylamino-3-bromoisoquinoline
    —— 4-oxo-3-[2]piperidyl-6,7,8,9-tetrahydro-4H-quinolizin-1-carboxylic acid ethyl ester 109726-13-8 C17H24N2O3
    4-oxo-3-[2]piperidyl-6,7,8,9-tetrahydro-4H-quinolizin-1-carboxylic acid ethyl ester
    —— 4-Hydroxy-7-((((5-hydroxy-6-((2-methoxyphenyl)azo)-7-sulpho-2-naphthyl)amino)carbonyl)amino)-3-((6-sulpho-2-naphthyl)azo)naphthalene-2-sulphonic acid, potassium sodium salt 83232-36-4 C38H28KN6NaO13S3+2
    4-Hydroxy-7-((((5-hydroxy-6-((2-methoxyphenyl)azo)-7-sulpho-2-naphthyl)amino)carbonyl)amino)-3-((6-sulpho-2-naphthyl)azo)naphthalene-2-sulphonic acid, potassium sodium salt
    —— 4-((1R,2R,4aS,8aS)-2-hydroxy-2,5,5,8a-tetramethyldecahydronaphthalen-1-yl)-2-methylenebutanal 1343409-87-9 C19H32O2
    4-((1R,2R,4aS,8aS)-2-hydroxy-2,5,5,8a-tetramethyldecahydronaphthalen-1-yl)-2-methylenebutanal
    —— 4-Oxo-pentanoic acid (2R,3R,4S,5R,6R)-4,5-bis-allyloxycarbonyloxy-3-hydroxy-6-(2-trimethylsilanyl-ethoxy)-tetrahydro-pyran-2-ylmethyl ester 180073-92-1 C24H38O12Si
    4-Oxo-pentanoic acid (2R,3R,4S,5R,6R)-4,5-bis-allyloxycarbonyloxy-3-hydroxy-6-(2-trimethylsilanyl-ethoxy)-tetrahydro-pyran-2-ylmethyl ester
    —— 4-bromo-2',5'-di[4-(2-ethylhexyloxy)phenyl]-m-terphenyl 406949-22-2 C46H53BrO2
    4-bromo-2',5'-di[4-(2-ethylhexyloxy)phenyl]-m-terphenyl
    —— 4-acetyl-3,4-dihydro-2H-benzo[1,4]oxazine-2-carbonyl chloride 91349-16-5 C11H10ClNO3
    4-acetyl-3,4-dihydro-2H-benzo[1,4]oxazine-2-carbonyl chloride
    —— 4-cyclohexyl-3-(4-methoxyphenyl)-1,1-diphenylbutan-1-ol 344262-26-6 C29H34O2
    4-cyclohexyl-3-(4-methoxyphenyl)-1,1-diphenylbutan-1-ol
    —— 4-(2-azidophenyl)-2-(4-chlorophenyl)but-3-yn-2-ol 1449379-75-2 C16H12ClN3O
    4-(2-azidophenyl)-2-(4-chlorophenyl)but-3-yn-2-ol
    —— (4-{[1-(3,4-Dichloro-phenyl)-meth-(E)-ylidene]-amino}-phenyl)-phenyl-methanone 34648-43-6 C20H13Cl2NO
    (4-{[1-(3,4-Dichloro-phenyl)-meth-(E)-ylidene]-amino}-phenyl)-phenyl-methanone
    —— 4-((R)-2-amino-propionyl)-2-(p-tolylcarbamoyl-methyl)-piperazine-1-carboxylic acid 9H-fluoren-9-ylmethyl ester 918434-44-3 C31H34N4O4
    4-((R)-2-amino-propionyl)-2-(p-tolylcarbamoyl-methyl)-piperazine-1-carboxylic acid 9H-fluoren-9-ylmethyl ester
    —— 4-[2-(3,5-diethynylphenyl)ethynyl]pyridine 349094-49-1 C17H9N
    4-[2-(3,5-diethynylphenyl)ethynyl]pyridine
    —— 4-[[4-[[1-(4-chlorophenyl)cyclopropyl]amino]-6-(2,2,2-trifluoroethoxy)-1,3,5-triazin-2-yl]amino]-N-[4-(dimethylsulfamoylamino)-4-oxobutyl]benzamide 1360826-91-0 C27H30ClF3N8O5S
    4-[[4-[[1-(4-chlorophenyl)cyclopropyl]amino]-6-(2,2,2-trifluoroethoxy)-1,3,5-triazin-2-yl]amino]-N-[4-(dimethylsulfamoylamino)-4-oxobutyl]benzamide
    —— 4-[Bis(1,2,4-triazol-4-yl)phosphoryl]-1,2,4-triazole 1299486-10-4 C6H6N9OP
    4-[Bis(1,2,4-triazol-4-yl)phosphoryl]-1,2,4-triazole
    —— 4-propoxysulfanylmorpholine 78972-24-4 C7H15NO2S
    4-propoxysulfanylmorpholine
    —— (4-chlorophenyl)(2-vinylphenyl)methanone 1588511-58-3 C15H11ClO
    (4-chlorophenyl)(2-vinylphenyl)methanone
    —— 4-(3-phenyl-oxiranyl)-quinazoline 51369-87-0 C16H12N2O
    4-(3-phenyl-oxiranyl)-quinazoline
    —— 4-N-benzoyl-5'-O-[di(2-cyanoethyloxy)phosphoryl]-2'-deoxycytidylyl-{3'-OP-(2-cyanoethyl)->5'}-6-N-benzoyl-2',3'-O-isopropylideneadenosine 357624-04-5 C45H47N11O15P2
    4-N-benzoyl-5'-O-[di(2-cyanoethyloxy)phosphoryl]-2'-deoxycytidylyl-{3'-OP-(2-cyanoethyl)->5'}-6-N-benzoyl-2',3'-O-isopropylideneadenosine
    —— (4S)-tert-butyl 5-(1-(((S)-1-(benzyloxy)-4-methyl-1-oxopentan-2-yl)oxy)-2-methyl-1-oxopropan-2-yl)-4-isobutyl-2,2-dimethyloxazolidine-3-carboxylate 1599436-51-7 C31H49NO7
    (4S)-tert-butyl 5-(1-(((S)-1-(benzyloxy)-4-methyl-1-oxopentan-2-yl)oxy)-2-methyl-1-oxopropan-2-yl)-4-isobutyl-2,2-dimethyloxazolidine-3-carboxylate
    —— 4-[(3'S)-3-(3,5-dichlorophenyl)-2'-oxo-1,3'-bipyrrolidin-1'-yl]-2,6-difluorobenzene-1-sulfonyl chloride 1203587-27-2 C20H17Cl3F2N2O3S
    4-[(3'S)-3-(3,5-dichlorophenyl)-2'-oxo-1,3'-bipyrrolidin-1'-yl]-2,6-difluorobenzene-1-sulfonyl chloride
    —— 4-methoxy-N-ethyl-N-(2-methyl-1-(2-pyridyl)-1-propenyl)benzamide 191339-94-3 C19H22N2O2
    4-methoxy-N-ethyl-N-(2-methyl-1-(2-pyridyl)-1-propenyl)benzamide
    —— 4-((1S,4S,5R,8R,12S)-6-oxo-9,13-dioxa-7-azatetracyclo[6.3.1.1(1,4).0(5,12)]tridec-7-yl)-2-(trifluoromethyl)benzonitrile 1095321-24-6 C18H15F3N2O3
    4-((1S,4S,5R,8R,12S)-6-oxo-9,13-dioxa-7-azatetracyclo[6.3.1.1(1,4).0(5,12)]tridec-7-yl)-2-(trifluoromethyl)benzonitrile
    —— [(4R,5R)-4,5-bis(tert-butyldimethylsilanyloxy)octane-1,8-diyl]dicarbamic acid di-tert-butyl ester 863975-60-4 C30H64N2O6Si2
    [(4R,5R)-4,5-bis(tert-butyldimethylsilanyloxy)octane-1,8-diyl]dicarbamic acid di-tert-butyl ester
    —— 4-[[4-[2-(3-chlorophenyl)-1H-imidazol-5-yl]-3-methoxyphenoxy]methyl]benzonitrile 1239260-89-9 C24H18ClN3O2
    4-[[4-[2-(3-chlorophenyl)-1H-imidazol-5-yl]-3-methoxyphenoxy]methyl]benzonitrile
    —— 4-(2-Methoxy-ethyl)-2,4-dimethyl-4H-oxazol-5-one 90088-16-7 C8H13NO3
    4-(2-Methoxy-ethyl)-2,4-dimethyl-4H-oxazol-5-one
    —— 4-<2-(Indolyl-(3)-ethyl>-1-(2-phenoxyethyl)-piperidin 97392-08-0 C23H28N2O
    4-<2-(Indolyl-(3)-ethyl>-1-(2-phenoxyethyl)-piperidin