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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-hydroxy-3-β-D-ribofuranosylpyrazole-5-carboxamidine 99298-23-4 C9H14N4O5
    4-hydroxy-3-β-D-ribofuranosylpyrazole-5-carboxamidine
    —— 4-{[2-(1,3-benzodioxol-5-ylamino)-1-methyl-6-(methyloxy)-1H-benzimidazol-5-yl]oxy}-N-methylpyridine-2-carboxamide 611222-05-0 C23H21N5O5
    4-{[2-(1,3-benzodioxol-5-ylamino)-1-methyl-6-(methyloxy)-1H-benzimidazol-5-yl]oxy}-N-methylpyridine-2-carboxamide
    —— 4-[(2R,3R,4R,5R)-2-(6-Benzoylamino-purin-9-yl)-4-[(2-chloro-phenoxy)-hydroxy-phosphoryloxy]-5-(4-methyl-benzoyloxymethyl)-tetrahydro-furan-3-yloxy]-4-methoxy-heptanedioic acid dimethyl ester; compound with triethyl-amine 114494-83-6 C6H15N*C41H43ClN5O14P
    4-[(2R,3R,4R,5R)-2-(6-Benzoylamino-purin-9-yl)-4-[(2-chloro-phenoxy)-hydroxy-phosphoryloxy]-5-(4-methyl-benzoyloxymethyl)-tetrahydro-furan-3-yloxy]-4-methoxy-heptanedioic acid dimethyl ester; compound with triethyl-amine
    —— 4,4'-bis(3-(2-aminophenyl)-2-thioureido)-1,1'-diphenylsulfone 1159588-72-3 C26H24N6O2S3
    4,4'-bis(3-(2-aminophenyl)-2-thioureido)-1,1'-diphenylsulfone
    —— 4-Acetoxy-5-iod-3-methoxy-acetophenon 92287-23-5 C11H11IO4
    4-Acetoxy-5-iod-3-methoxy-acetophenon
    —— 4-acetoxy-8-methoxy-3-methyl-[2]naphthoic acid ethyl ester 109091-10-3 C17H18O5
    4-acetoxy-8-methoxy-3-methyl-[2]naphthoic acid ethyl ester
    —— [4-(Chloro-difluoro-methoxy)-phenyl]-{5-[4-((E)-2-pyridin-4-yl-vinyl)-pyridin-3-yl]-[1,3,4]oxadiazol-2-yl}-amine 883557-64-0 C21H14ClF2N5O2
    [4-(Chloro-difluoro-methoxy)-phenyl]-{5-[4-((E)-2-pyridin-4-yl-vinyl)-pyridin-3-yl]-[1,3,4]oxadiazol-2-yl}-amine
    —— 4-{2-[(2-diethylamino-ethyl)methyl-amino]purin-9-yl}phenol 1332368-40-7 C18H24N6O
    4-{2-[(2-diethylamino-ethyl)methyl-amino]purin-9-yl}phenol
    —— [4-(2,2-diphenylvinyl)phenyl]-(2-hydroxyphenyl)methanone 1335328-90-9 C27H20O2
    [4-(2,2-diphenylvinyl)phenyl]-(2-hydroxyphenyl)methanone
    —— 4-(4-Chloro-3-methoxyphenyl)-1H-pyrazole 2228421-64-3 C10H9ClN2O
    4-(4-Chloro-3-methoxyphenyl)-1H-pyrazole
    —— 4-(3-chloropyridin-2-yl)-N-(4-fluoro-2-nitrophenyl)-3-methoxybenzamide 849755-72-2 C19H13ClFN3O4
    4-(3-chloropyridin-2-yl)-N-(4-fluoro-2-nitrophenyl)-3-methoxybenzamide
    —— 4,5-diphenyl-3-(3-hydroxypropyl)-4-oxazolin-2-one 110354-16-0 C18H17NO3
    4,5-diphenyl-3-(3-hydroxypropyl)-4-oxazolin-2-one
    —— 4-allyl-6-hydroxy-5-iodochroman-2-one 1236071-34-3 C12H11IO3
    4-allyl-6-hydroxy-5-iodochroman-2-one
    —— 4-(1-cyclopropylpyrrol-2-yl)pyridine 259737-25-2 C12H12N2
    4-(1-cyclopropylpyrrol-2-yl)pyridine
    —— 4-phenylisothiazol-3-yl O-thiobenzoate 78522-34-6 C16H11NOS2
    4-phenylisothiazol-3-yl O-thiobenzoate
    —— 4-dimethoxymethyl-2,2,6,6-tetramethyl-piperidine 53086-12-7 C12H25NO2
    4-dimethoxymethyl-2,2,6,6-tetramethyl-piperidine
    —— 4-pentenyl 2-allyloxycarbonylamino-3-O-benzyl-2-deoxy-6-O-(2,4,6-trimethylphenylsulfonyl)-β-D-glucopyranoside 142269-96-3 C31H41NO9S
    4-pentenyl 2-allyloxycarbonylamino-3-O-benzyl-2-deoxy-6-O-(2,4,6-trimethylphenylsulfonyl)-β-D-glucopyranoside
    —— 4-Ethylpropylamino-N-methylthio-N-methyl-3,5-dinitrobenzolsulfonamid 64277-25-4 C13H20N4O6S2
    4-Ethylpropylamino-N-methylthio-N-methyl-3,5-dinitrobenzolsulfonamid
    —— 4-chloro-6-{4-[4-methoxy-3-(pyridin-2-ylethynyl)benzoyl]piperazin-1-yl}-2-(methylthio)pyrimidine 1197356-41-4 C24H22ClN5O2S
    4-chloro-6-{4-[4-methoxy-3-(pyridin-2-ylethynyl)benzoyl]piperazin-1-yl}-2-(methylthio)pyrimidine
    —— (4,4-diethylcyclohexyl) (3R)-3-[(4-hydroxy-3-methoxyphenyl)methylcarbamoyl]pyrrolidine-1-carboxylate 1193988-24-7 C24H36N2O5
    (4,4-diethylcyclohexyl) (3R)-3-[(4-hydroxy-3-methoxyphenyl)methylcarbamoyl]pyrrolidine-1-carboxylate
    —— 4-{[1-(biphenyl-4-carbonyl)-2-oxo-propylidene]-hydrazino}-<i>N</i>-(4-methoxy-phenyl)-benzenesulfonamide 57873-63-9 C29H25N3O5S
    4-{[1-(biphenyl-4-carbonyl)-2-oxo-propylidene]-hydrazino}-<i>N</i>-(4-methoxy-phenyl)-benzenesulfonamide
    —— 4-[2-chloro-4-(3-trifluoromethylphenyl)thiazol-5-yl]-2-methylsulfanylpyrimidine 917808-27-6 C15H9ClF3N3S2
    4-[2-chloro-4-(3-trifluoromethylphenyl)thiazol-5-yl]-2-methylsulfanylpyrimidine
    —— 4-(2-Hydroxy-ethoxy)-N-(1H-tetrazol-5-yl)-chinolin-carbonsaeure-(2)-amid 52144-02-2 C13H12N6O3
    4-(2-Hydroxy-ethoxy)-N-(1H-tetrazol-5-yl)-chinolin-carbonsaeure-(2)-amid
    —— 4-methyl-3-(4-nitrophenyl)-2,6-diphenyl-3,3a-dihydrodiazarsolo[4,3-d][1,2,5]oxazarsole 119888-82-3 C22H19AsN4O3
    4-methyl-3-(4-nitrophenyl)-2,6-diphenyl-3,3a-dihydrodiazarsolo[4,3-d][1,2,5]oxazarsole
    —— 4-acetyl-5-benzyloxy-1,3-dihydroxy-2-C-(2,3,4,6-tetra-O-benzyl-β-D-glucopyranosyl)benzene 250273-73-5 C49H48O9
    4-acetyl-5-benzyloxy-1,3-dihydroxy-2-C-(2,3,4,6-tetra-O-benzyl-β-D-glucopyranosyl)benzene
    —— 4-hydroxy-3-[1-(4-hydroxy-2-oxochromen-3-yl)but-2-enyl]chromen-2-one 701916-72-5 C22H16O6
    4-hydroxy-3-[1-(4-hydroxy-2-oxochromen-3-yl)but-2-enyl]chromen-2-one
    —— 4-[4-(1-benzofuran-5-yl)phenyl]-5-{[(3R)-1-(cyclopropylcarbonyl)-3-pyrrolidinyl]methyl}-2,4-dihydro-3H-1,2,4-triazol-3-one 1332332-66-7 C25H24N4O3
    4-[4-(1-benzofuran-5-yl)phenyl]-5-{[(3R)-1-(cyclopropylcarbonyl)-3-pyrrolidinyl]methyl}-2,4-dihydro-3H-1,2,4-triazol-3-one
    —— 4-O-Benzoyl-2.3.5-tri-O-benzyl-D-ribose-dimethyl-acetal 16839-03-5 C35H38O7
    4-O-Benzoyl-2.3.5-tri-O-benzyl-D-ribose-dimethyl-acetal
    —— (4-phenyl-thiazol-2-yl)-amidosulfuric acid 87198-70-7 C9H8N2O3S2
    (4-phenyl-thiazol-2-yl)-amidosulfuric acid
    —— 4-[(2S,5R)-4-benzyl-2,5-dimethylpiperazin-1-yl]-2-fluorobenzonitrile 648423-52-3 C20H22FN3
    4-[(2S,5R)-4-benzyl-2,5-dimethylpiperazin-1-yl]-2-fluorobenzonitrile
    —— 4-Nitro-benzoic acid (S)-7-benzenesulfonyl-1-[(2R,3R)-2-(tert-butyl-dimethyl-silanyloxy)-3-(4-methoxy-benzyloxy)-butyl]-6,6-dimethyl-5-oxo-heptyl ester 247146-57-2 C40H55NO10SSi
    4-Nitro-benzoic acid (S)-7-benzenesulfonyl-1-[(2R,3R)-2-(tert-butyl-dimethyl-silanyloxy)-3-(4-methoxy-benzyloxy)-butyl]-6,6-dimethyl-5-oxo-heptyl ester
    —— 4-hydroxybutyl 2-bromo-3-methylbenzoate 121794-45-4 C12H15BrO3
    4-hydroxybutyl 2-bromo-3-methylbenzoate
    —— 4-oxo-decahydro-[1]naphthonitrile 99858-74-9 C11H15NO
    4-oxo-decahydro-[1]naphthonitrile
    —— 4-Phenyl-4-(triethylstannyloxy)-but-1-en 14506-31-1 C16H26OSn
    4-Phenyl-4-(triethylstannyloxy)-but-1-en
    —— 4-(N,N-diethylamino)-6-methyl-2-phenylpyrimidine hydrochloride 142221-00-9 C15H19N3*ClH
    4-(N,N-diethylamino)-6-methyl-2-phenylpyrimidine hydrochloride
    —— 4-phenyl-1,2-dithia-3,5-diazole dimer 75728-98-2 C14H10N4S4
    4-phenyl-1,2-dithia-3,5-diazole dimer
    —— (4aR,9aS)-8-Methyl-6-propyl-7-(2,2,2-trichloro-ethoxy)-3,4,4a,8,9,9a-hexahydro-2H-1,5-dioxa-benzocycloheptene 116972-25-9 C15H23Cl3O3
    (4aR,9aS)-8-Methyl-6-propyl-7-(2,2,2-trichloro-ethoxy)-3,4,4a,8,9,9a-hexahydro-2H-1,5-dioxa-benzocycloheptene
    —— 4-hydroxy-3-phenylacetyl-1-(3-trifluoromethylphenyl)-1,8-naphthyridin-2(1H)-one 929612-25-9 C23H15F3N2O3
    4-hydroxy-3-phenylacetyl-1-(3-trifluoromethylphenyl)-1,8-naphthyridin-2(1H)-one
    —— 4,11-Dipropyl-13,20-diazahexacyclo[10.8.0.02,4.03,11.05,10.014,19]icosa-1(20),5,7,9,12,14,16,18-octaene 144708-05-4 C24H24N2
    4,11-Dipropyl-13,20-diazahexacyclo[10.8.0.02,4.03,11.05,10.014,19]icosa-1(20),5,7,9,12,14,16,18-octaene
    —— 4-(1-aminoethylidene)-3-phenylisoxazol-5(4H)-one 52835-80-0 C11H10N2O2
    4-(1-aminoethylidene)-3-phenylisoxazol-5(4H)-one
    —— 4-Nitrobenzylseleno-4-buttersaeure 34835-08-0 C11H13NO4Se
    4-Nitrobenzylseleno-4-buttersaeure
    —— 4,4'-diOC4H9-5,5'-dinitro-7,7'-diMeO-indigo 619314-79-3 C26H28N4O10
    4,4'-diOC4H9-5,5'-dinitro-7,7'-diMeO-indigo
    —— 4-N-benzoyl-5'-O-(4,4'-dimethoxytrityl)-2'-O-[2-(methylamino)-2-oxoethyl]-5-methylcytidine 1025783-19-0 C41H42N4O9
    4-N-benzoyl-5'-O-(4,4'-dimethoxytrityl)-2'-O-[2-(methylamino)-2-oxoethyl]-5-methylcytidine
    —— 4-amino-6-((1-(3-phenyl-1-benzothiophen-2-yl)-ethyl)amino)-5-pyrimidinecarbonitrile 1338483-00-3 C21H17N5S
    4-amino-6-((1-(3-phenyl-1-benzothiophen-2-yl)-ethyl)amino)-5-pyrimidinecarbonitrile
    —— 4-(2-chlorophenyl)-5,5,7-trimethyl-3,4,5,6-tetrahydroquinazolin-2-ol 1243550-28-8 C17H19ClN2O
    4-(2-chlorophenyl)-5,5,7-trimethyl-3,4,5,6-tetrahydroquinazolin-2-ol
    —— (4R)-3-[3-[[(1R)-1-[3-(4-amino-3-chlorobenzoyl)-4-chloro-2-fluorophenyl]-2,2,3,3,3-pentadeuteriopropyl]amino]butanoyl]-4-benzyl-1,3-oxazolidin-2-one 1433408-58-2 C30H30Cl2FN3O4
    (4R)-3-[3-[[(1R)-1-[3-(4-amino-3-chlorobenzoyl)-4-chloro-2-fluorophenyl]-2,2,3,3,3-pentadeuteriopropyl]amino]butanoyl]-4-benzyl-1,3-oxazolidin-2-one
    —— 4-[(Tert-butoxy)carbonyl]-2,3,4,5-tetrahydro-1,4-benzoxazepine-6-carboxylic acid 2137565-61-6 C15H19NO5
    4-[(Tert-butoxy)carbonyl]-2,3,4,5-tetrahydro-1,4-benzoxazepine-6-carboxylic acid
    —— (4-Bromo-phenyl)-[(3aS,6aS)-5,5-dioxo-hexahydro-5λ6-thieno[3,4-d]thiazol-(2E)-ylidene]-amine; hydrochloride 122834-30-4 C11H11BrN2O2S2*ClH
    (4-Bromo-phenyl)-[(3aS,6aS)-5,5-dioxo-hexahydro-5λ6-thieno[3,4-d]thiazol-(2E)-ylidene]-amine; hydrochloride
    —— {4-[2,5-Dioxo-imidazolidin-(4Z)-ylidenemethyl]-benzenesulfonylamino}-acetic acid 331628-10-5 C12H11N3O6S
    {4-[2,5-Dioxo-imidazolidin-(4Z)-ylidenemethyl]-benzenesulfonylamino}-acetic acid
    —— 4-(2-hydroxy-3-(2-phenyloxazol-5-yl)propanoyl)benzonitrile 1616777-95-7 C19H14N2O3
    4-(2-hydroxy-3-(2-phenyloxazol-5-yl)propanoyl)benzonitrile