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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-{N'-[2-Oxo-2H-naphthalen-(1Z)-ylidene]-hydrazino}-benzonitrile 89370-05-8 C17H11N3O
    4-{N'-[2-Oxo-2H-naphthalen-(1Z)-ylidene]-hydrazino}-benzonitrile
    —— 4-chloro-5-(3-methoxyphenylsulfonyl)-1,2-benzenediol 105847-31-2 C13H11ClO5S
    4-chloro-5-(3-methoxyphenylsulfonyl)-1,2-benzenediol
    —— 4-Methyl-4-nitro-1-(3-pyridyl)-3-(4-pyridyl)-1-pentanon 74650-51-4 C16H17N3O3
    4-Methyl-4-nitro-1-(3-pyridyl)-3-(4-pyridyl)-1-pentanon
    —— 4-[(4-carboxyphenyl)-methylarsoryl]benzoic acid 77205-38-0 C15H13AsO5
    4-[(4-carboxyphenyl)-methylarsoryl]benzoic acid
    —— 4-(4-methoxyphenyl)-5-methyl-1-phenylhex-4-en-1-one 1380694-96-1 C20H22O2
    4-(4-methoxyphenyl)-5-methyl-1-phenylhex-4-en-1-one
    —— 4-Formyl-3-furan-2-yl-1,1-diphenyl-2,4a,5,6-tetrahydro-1H-[2]pyrindine-5,6-dicarboxylic acid dimethyl ester 128671-86-3 C29H25NO6
    4-Formyl-3-furan-2-yl-1,1-diphenyl-2,4a,5,6-tetrahydro-1H-[2]pyrindine-5,6-dicarboxylic acid dimethyl ester
    —— 4-fluoro-5-(2-fluoro-4-iodophenyl)-5H-imidazo[4',5':4,5]benzo[1,2-d]oxazol-6(7H)-one 1448441-84-6 C14H6F2IN3O2
    4-fluoro-5-(2-fluoro-4-iodophenyl)-5H-imidazo[4',5':4,5]benzo[1,2-d]oxazol-6(7H)-one
    —— 4-chlorophenyl 2,3,6,2',3',4',6'-hepta-O-acetyl-1-thio-β-cellobioside 68636-52-2 C32H39ClO17S
    4-chlorophenyl 2,3,6,2',3',4',6'-hepta-O-acetyl-1-thio-β-cellobioside
    —— 4-(carbamoylamino)-N,N-dimethylbutanamide 33051-16-0 C7H15N3O2
    4-(carbamoylamino)-N,N-dimethylbutanamide
    —— [(4S,5R)-5-acetyloxy-10-hydroxy-1,6-dioxodec-2-yn-4-yl] acetate 228405-29-6 C14H18O7
    [(4S,5R)-5-acetyloxy-10-hydroxy-1,6-dioxodec-2-yn-4-yl] acetate
    —— 4-(5-bromo-1-(tetrahydro-2H-pyran-2-yl)-1H-indazol-3-yl) phenol 1456928-95-2 C18H17BrN2O2
    4-(5-bromo-1-(tetrahydro-2H-pyran-2-yl)-1H-indazol-3-yl) phenol
    —— 4,4,5,5-tetramethyl-2-(4-phenethylphenyl)-1,3,2-dioxaborolane 1337541-79-3 C20H25BO2
    4,4,5,5-tetramethyl-2-(4-phenethylphenyl)-1,3,2-dioxaborolane
    —— 4-chloromethyl-N-(4-methyl-3-[4-(1-oxy-pyridin-3-yl)-[2-(14)C]pyrimidin-2-ylamino]-phenyl)-benzamide hydrochloride 917358-62-4 C24H20ClN5O2*ClH
    4-chloromethyl-N-(4-methyl-3-[4-(1-oxy-pyridin-3-yl)-[2-(14)C]pyrimidin-2-ylamino]-phenyl)-benzamide hydrochloride
    —— 4-Phenylthiocarbamoyl-1,4-diaza-bicyclo<4.3.0>nonan 109561-29-7 C14H19N3S
    4-Phenylthiocarbamoyl-1,4-diaza-bicyclo<4.3.0>nonan
    —— 4-Bromo-3-carboxy-1,8-dimethoxy-9,10-anthraquinone 72049-23-1 C17H11BrO6
    4-Bromo-3-carboxy-1,8-dimethoxy-9,10-anthraquinone
    —— 4-(Cyclopentylamino)-2-quinazolinemethanamine 1190313-76-8 C14H18N4
    4-(Cyclopentylamino)-2-quinazolinemethanamine
    —— 4-(4-fluorobenzyl)-2-hydroxy-6,6-dimethylmorpholin-3-one 937400-37-8 C13H16FNO3
    4-(4-fluorobenzyl)-2-hydroxy-6,6-dimethylmorpholin-3-one
    —— 4'-iodo-4-(trifluoromethyl)biphenyl 1009026-24-7 C13H8F3I
    4'-iodo-4-(trifluoromethyl)biphenyl
    —— [(4'-{[(9-oxo-9H-fluoren-1-yl)oxy]methyl}biphenyl-4-yl)oxy](phenyl)acetic acid 796033-94-8 C34H24O5
    [(4'-{[(9-oxo-9H-fluoren-1-yl)oxy]methyl}biphenyl-4-yl)oxy](phenyl)acetic acid
    —— 4-(3-chloropyridin-2-yl)-N-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]benzamide 849754-06-9 C18H10Cl2F3N3O
    4-(3-chloropyridin-2-yl)-N-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]benzamide
    —— (4-Octyl-phenoxy)-essigsaeure-chlorid 101254-63-1 C16H23ClO2
    (4-Octyl-phenoxy)-essigsaeure-chlorid
    —— (4,5-dichloro-pyridin-2-yl)-(2-propyl-pyrrolidin-2-yl)-methanone 1033817-53-6 C13H16Cl2N2O
    (4,5-dichloro-pyridin-2-yl)-(2-propyl-pyrrolidin-2-yl)-methanone
    —— 4-N-Morpholino-thieno<3,2-c>pyridin 29079-73-0 C11H12N2OS
    4-N-Morpholino-thieno<3,2-c>pyridin
    —— 4-Methyl-2-(1-methylpiperidin-4-yl)thiazole-5-carboxylic acid dihydrochloride 1949816-02-7 C11H18Cl2N2O2S
    4-Methyl-2-(1-methylpiperidin-4-yl)thiazole-5-carboxylic acid dihydrochloride
    —— 4-Oxo-2-(formyl-hydrazino)-3,4-dihydro-pyrimidin 29332-00-1 C5H6N4O2
    4-Oxo-2-(formyl-hydrazino)-3,4-dihydro-pyrimidin
    —— 4,5-diacetoxy-1-methoxy-2,6,6-trimethyl-2-cycloheptene 149898-20-4 C15H24O5
    4,5-diacetoxy-1-methoxy-2,6,6-trimethyl-2-cycloheptene
    —— 4,4'-cyclopropane-1,2-diyl-bis-morpholine 35567-23-8 C11H20N2O2
    4,4'-cyclopropane-1,2-diyl-bis-morpholine
    —— 4-[(4,5-dimethyl-2-oxo-2H-chromen-7-yloxy)methyl]quinolin-2(1H)-one 1299366-49-6 C21H17NO4
    4-[(4,5-dimethyl-2-oxo-2H-chromen-7-yloxy)methyl]quinolin-2(1H)-one
    —— 4-[2-(2-piperidin4-ylphenoxy)-ethyl]-morpholine 444607-07-2 C17H26N2O2
    4-[2-(2-piperidin4-ylphenoxy)-ethyl]-morpholine
    —— 4-(7-Oxido-3-oxo-[1,2]thiazolo[5,4-b]pyridin-7-ium-2-carbonyl)piperazine-1-carboxamide 1445754-72-2 C12H13N5O4S
    4-(7-Oxido-3-oxo-[1,2]thiazolo[5,4-b]pyridin-7-ium-2-carbonyl)piperazine-1-carboxamide
    —— 4-[2-(4-cyanophenyl)-5,8-dioxo-3,6,7,10-tetraphenyl-4,9-dioxatricyclo[5.3.0.02,6]decan-1-yl]benzonitrile 108511-22-4 C46H30N2O4
    4-[2-(4-cyanophenyl)-5,8-dioxo-3,6,7,10-tetraphenyl-4,9-dioxatricyclo[5.3.0.02,6]decan-1-yl]benzonitrile
    —— 4,4-Difluorobutane-1-sulfonyl chloride 1785613-49-1 C4H7ClF2O2S
    4,4-Difluorobutane-1-sulfonyl chloride
    —— 4-(2-amino-5,7-dihydro-6H-pyrrolo[3,4-d]pyrimidin-6-yl)-N-(3-isopropylphenyl)pyridine-2-carboxamide 1454656-54-2 C21H22N6O
    4-(2-amino-5,7-dihydro-6H-pyrrolo[3,4-d]pyrimidin-6-yl)-N-(3-isopropylphenyl)pyridine-2-carboxamide
    —— 4-chloro-tetra-<i>N</i>-fluoro-butane-2,2-diamine 24426-01-5 C4H7ClF4N2
    4-chloro-tetra-<i>N</i>-fluoro-butane-2,2-diamine
    —— 4-{tert-butoxycarbonylmethyl-[5-(N,N'-bis-tert-butoxycarbonyl)guanidino-pentanoyl]amino}-benzoic acid methyl ester 936571-59-4 C30H46N4O9
    4-{tert-butoxycarbonylmethyl-[5-(N,N'-bis-tert-butoxycarbonyl)guanidino-pentanoyl]amino}-benzoic acid methyl ester
    —— 4,4'-dinitro-biphenyl; compound with biphenyl 60451-98-1 3C12H8N2O4*C12H10
    4,4'-dinitro-biphenyl; compound with biphenyl
    —— 4-bromo-2-(α-(2,2,2-trifluoroethoxy)-4-chlorobenzyl)-5-(tris(2,2,2-trifluoroethoxy)methyl)-1H-pyrrole-3-carbonitrile 1614231-89-8 C21H14BrClF12N2O4
    4-bromo-2-(α-(2,2,2-trifluoroethoxy)-4-chlorobenzyl)-5-(tris(2,2,2-trifluoroethoxy)methyl)-1H-pyrrole-3-carbonitrile
    —— 4-(2-{4-[(3,4-dichloro-benzyl)-methyl-amino]-piperidin-1-yl}-2-oxo-ethylamino)-2-methyl-2H-pyridazin-3-one 1266245-31-1 C20H25Cl2N5O2
    4-(2-{4-[(3,4-dichloro-benzyl)-methyl-amino]-piperidin-1-yl}-2-oxo-ethylamino)-2-methyl-2H-pyridazin-3-one
    —— 4-Chloro-2-[3-(3-fluoro-phenyl)-2-methyl-acryloylamino]-benzoic acid 1141059-55-3 C17H13ClFNO3
    4-Chloro-2-[3-(3-fluoro-phenyl)-2-methyl-acryloylamino]-benzoic acid
    —— 4-[3-methyl-4-oxo-5-(propan-2-ylamino)-3H,4H-pyrido[4,3-d]pyrimidin-7-yl]benzene-1-sulfonamide 1263071-09-5 C17H19N5O3S
    4-[3-methyl-4-oxo-5-(propan-2-ylamino)-3H,4H-pyrido[4,3-d]pyrimidin-7-yl]benzene-1-sulfonamide
    —— 4-hydroxy-1-(4-bromophenyl)-4-methylpent-1-en-3-one 20099-29-0 C12H13BrO2
    4-hydroxy-1-(4-bromophenyl)-4-methylpent-1-en-3-one
    —— 4-ethoxycarbonyl-2-methylthio-5-trifluoromethyl-1,3-oxazole 126415-77-8 C8H8F3NO3S
    4-ethoxycarbonyl-2-methylthio-5-trifluoromethyl-1,3-oxazole
    —— 4-(4-Ethoxyphenyl)-5-hydroxy-3-methyl-1,2,4-triazol 91332-28-4 C11H13N3O2
    4-(4-Ethoxyphenyl)-5-hydroxy-3-methyl-1,2,4-triazol
    —— 4-Methylene-2,2,8,8-tetramethylnonane-3,7-dione 22289-07-2 C14H24O2
    4-Methylene-2,2,8,8-tetramethylnonane-3,7-dione
    —— 4-(2-(1-(3,4-dimethylphenyl)propylamino)-3,4-dioxocyclobut-1-enylamino)-3-hydroxy-N,N-dimethylpicolinamide 1255915-25-3 C23H26N4O4
    4-(2-(1-(3,4-dimethylphenyl)propylamino)-3,4-dioxocyclobut-1-enylamino)-3-hydroxy-N,N-dimethylpicolinamide
    —— (4R,5S)-6-(tert-Butyl-dimethyl-silanyloxy)-4-(4-methoxy-benzyloxy)-4,5-dimethyl-hexan-1-ol 224580-04-5 C22H40O4Si
    (4R,5S)-6-(tert-Butyl-dimethyl-silanyloxy)-4-(4-methoxy-benzyloxy)-4,5-dimethyl-hexan-1-ol
    —— 4-(2-methyl-aziridin-1-ylmethyl)-morpholine 41056-74-0 C8H16N2O
    4-(2-methyl-aziridin-1-ylmethyl)-morpholine
    —— 4,6-di-O-acetyl-2-O-benzyl-3-O-(tetra-O-acetyl-β-D-glucopyranosyl)-α-D-mannopyranose 1006064-46-5 C31H40O17
    4,6-di-O-acetyl-2-O-benzyl-3-O-(tetra-O-acetyl-β-D-glucopyranosyl)-α-D-mannopyranose
    —— 4-Benzyl-5-(5-chloro-2-fluorophenyl)sulfonyl-1,3,4,6-tetrahydro-2,5-benzoxazocine 1333114-18-3 C23H21ClFNO3S
    4-Benzyl-5-(5-chloro-2-fluorophenyl)sulfonyl-1,3,4,6-tetrahydro-2,5-benzoxazocine
    —— 4-(2-(1,3-difluoro-propan-2-yloxy)-4-fluorophenylamino)-N-(2-(dimethylamino)ethyl)-5-methylthieno-[2,3-d]pyrimidine-6-carboxamide 1332759-35-9 C21H24F3N5O2S
    4-(2-(1,3-difluoro-propan-2-yloxy)-4-fluorophenylamino)-N-(2-(dimethylamino)ethyl)-5-methylthieno-[2,3-d]pyrimidine-6-carboxamide