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中文名称 英文名称 CAS号 化学式 结构式图片
—— 4-chloro-3,8-dimethyl-1-(6-methoxy-2-pyridinyl)-1H-pyrazolo[3,4-b]quinoline 364727-62-8 C18H15ClN4O
4-chloro-3,8-dimethyl-1-(6-methoxy-2-pyridinyl)-1H-pyrazolo[3,4-b]quinoline
—— 4,4-dimethoxypentane-2,3-dione 3(E)-(O-methyloxime) 263355-36-8 C8H15NO4
4,4-dimethoxypentane-2,3-dione 3(E)-(O-methyloxime)
—— 4-(5'-Phenyl-2'-oxazolyl)butanoic acid 133602-40-1 C13H13NO3
4-(5'-Phenyl-2'-oxazolyl)butanoic acid
—— 4-(3-methyl-5-oxo-imidazolidin-1-yl)-benzenesulfonamide 2066-71-9 C10H13N3O3S
4-(3-methyl-5-oxo-imidazolidin-1-yl)-benzenesulfonamide
—— 4-hydroxy-3-methoxy-5-methyl-benzoic acid ethyl ester 904688-55-7 C11H14O4
4-hydroxy-3-methoxy-5-methyl-benzoic acid ethyl ester
—— 4-o-Toluidino-1-o-tolyl-1H-1,2,4-triazolium chloride 2240-96-2 C16H17ClN4
4-o-Toluidino-1-o-tolyl-1H-1,2,4-triazolium chloride
—— (+)-4(5)-[(2S,3S)-3-aminotetrahydrofuran-2-yl]imidazole 325772-09-6 C7H11N3O
(+)-4(5)-[(2S,3S)-3-aminotetrahydrofuran-2-yl]imidazole
—— 4-Piperidino-1-phenyl-1-(pyrid-2-yl)-but-2-in-1-ol 2110-53-4 C20H22N2O
4-Piperidino-1-phenyl-1-(pyrid-2-yl)-but-2-in-1-ol
—— 4,5,6-tri-tert-butyl-2,3-bis(trifluoromethyl)pyridine 124570-96-3 C19H27F6N
4,5,6-tri-tert-butyl-2,3-bis(trifluoromethyl)pyridine
—— 4(5)-(5-amino-5-deoxy-β-D-ribofuranosyl)imidazole 187867-75-0 C8H13N3O3
4(5)-(5-amino-5-deoxy-β-D-ribofuranosyl)imidazole
—— (4S,5S)-2,2,4-triethyl-5-methyl-1,3-dioxolane 119187-33-6 C10H20O2
(4S,5S)-2,2,4-triethyl-5-methyl-1,3-dioxolane
—— (-)-4(5)-[(2R,3R)-3-aminotetrahydrofuran-2-yl]imidazole 325772-08-5 C7H11N3O
(-)-4(5)-[(2R,3R)-3-aminotetrahydrofuran-2-yl]imidazole
—— 4-Methyl-pyrimid-2-yl-amidophosphorsaeure-diethylenimid 2937-31-7 C9H14N5OP
4-Methyl-pyrimid-2-yl-amidophosphorsaeure-diethylenimid
—— 4-(E-2-ethoxycarbonylvinyl)-2,3-di(trifluoromethyl)phenol 301179-91-9 C13H10F6O3
4-(E-2-ethoxycarbonylvinyl)-2,3-di(trifluoromethyl)phenol
—— 4-amino-4,6-dihydro-6-oxo-7-phenylthieno[2',3':3,4]pyrrolo[1,2-a]pyridine-9-carboxylic acid 141389-27-7 C17H12N2O3S
4-amino-4,6-dihydro-6-oxo-7-phenylthieno[2',3':3,4]pyrrolo[1,2-a]pyridine-9-carboxylic acid
—— 4-(4'-Trifluoromethylphenyl)-1-carbethoxysemicarbazide 81787-56-6 C11H12F3N3O3
4-(4'-Trifluoromethylphenyl)-1-carbethoxysemicarbazide
—— 4-(3,4-dichloro-phenyl)-4-methoxyimino-butyric acid (S)-2-((R)-3,4-dihydroxy-5-oxo-2,5-dihydro-furan-2-yl)-2-hydroxy-ethyl ester 1206765-26-5 C17H17Cl2NO8
4-(3,4-dichloro-phenyl)-4-methoxyimino-butyric acid (S)-2-((R)-3,4-dihydroxy-5-oxo-2,5-dihydro-furan-2-yl)-2-hydroxy-ethyl ester
—— 4-benzoyl-1-benzyl-5-methyl-1H-pyrrole-2-carboxylic acid benzylamide 1448859-89-9 C27H24N2O2
4-benzoyl-1-benzyl-5-methyl-1H-pyrrole-2-carboxylic acid benzylamide
—— 4-[(3,5-Dimethyl-isoxazole-4-carbonyl)-amino]-1-methyl-1H-pyrrole-2-carboxylic acid ethyl ester 129413-66-7 C14H17N3O4
4-[(3,5-Dimethyl-isoxazole-4-carbonyl)-amino]-1-methyl-1H-pyrrole-2-carboxylic acid ethyl ester
—— 4-(2,3,4,4a,5,6,7,8-Octahydro-naphthalen-2-ylmethyl)-1H-imidazole 226571-03-5 C14H20N2
4-(2,3,4,4a,5,6,7,8-Octahydro-naphthalen-2-ylmethyl)-1H-imidazole
—— (4-hydroxy-benzylidene)-carbazic acid ethyl ester 78266-66-7 C10H12N2O3
(4-hydroxy-benzylidene)-carbazic acid ethyl ester
—— 4-nitrobenzaldehyde ethoxycarbonylhydrazone 3206-37-9 C10H11N3O4
4-nitrobenzaldehyde ethoxycarbonylhydrazone
—— 4-phenyl-1,4,8-triazaspiro[4.5]decan-2-one 272780-51-5 C13H17N3O
4-phenyl-1,4,8-triazaspiro[4.5]decan-2-one
—— 4-Methyl-6-carboxy-2-amino-phenol 72998-04-0 C8H9NO3
4-Methyl-6-carboxy-2-amino-phenol
—— 4,5-di-(4-chlorophenyl)-1-(2-(trimethylsilyl)ethoxymethyl)imidazole 489447-26-9 C21H24Cl2N2OSi
4,5-di-(4-chlorophenyl)-1-(2-(trimethylsilyl)ethoxymethyl)imidazole
—— 4-bromo-1-(prop-2-yl)-1H-indole-3-carboxaldehyde 1350760-29-0 C12H12BrNO
4-bromo-1-(prop-2-yl)-1H-indole-3-carboxaldehyde
—— 4-benzoyl-1-benzyl-5-methyl-1H-pyrrole-2-carboxylic acid 3-iodobenzylamide 1448859-91-3 C27H23IN2O2
4-benzoyl-1-benzyl-5-methyl-1H-pyrrole-2-carboxylic acid 3-iodobenzylamide
—— 4-Allyl-4-(3-hydroxy-3-phenyl-3-(2-thienyl)propyl)morpholinium bromide 2238-77-9 C20H26BrNO2S
4-Allyl-4-(3-hydroxy-3-phenyl-3-(2-thienyl)propyl)morpholinium bromide
—— 4-benzoyl-1-benzyl-5-methyl-1H-pyrrole-2-carboxylic acid 2,5-dimethoxybenzylamide 1448859-97-9 C29H28N2O4
4-benzoyl-1-benzyl-5-methyl-1H-pyrrole-2-carboxylic acid 2,5-dimethoxybenzylamide
—— 4-methylsulfanyl-7-phenyl-pyrazolo[1,5-<i>a</i>][1,3,5]triazin-2-ylamine 63882-66-6 C12H11N5S
4-methylsulfanyl-7-phenyl-pyrazolo[1,5-<i>a</i>][1,3,5]triazin-2-ylamine
—— 4-(3,5-dimethylphenylsulfanyl)-3-iodo-6-methyl-5-(1H-pyrrol-2-ylmethyl)pyridin-2(1H)-one 1185190-40-2 C19H19IN2OS
4-(3,5-dimethylphenylsulfanyl)-3-iodo-6-methyl-5-(1H-pyrrol-2-ylmethyl)pyridin-2(1H)-one
—— 4-bromo-1-chlorobenzo[g]isoquinoline 953422-00-9 C13H7BrClN
4-bromo-1-chlorobenzo[g]isoquinoline
—— 4-Cyano-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazole-2-carboxylic acid [4-(2-cyanoimino-hexahydro-pyrimidin-5-yl)-2-cyclohex-1-enyl-phenyl]-amide 954124-87-9 C28H36N8O2Si
4-Cyano-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazole-2-carboxylic acid [4-(2-cyanoimino-hexahydro-pyrimidin-5-yl)-2-cyclohex-1-enyl-phenyl]-amide
—— <4-Methoxy-6-methyl-pyrimidyl-(2)-amino>-phosphorsaeure-diaethylenimid 2937-24-8 C10H16N5O2P
<4-Methoxy-6-methyl-pyrimidyl-(2)-amino>-phosphorsaeure-diaethylenimid
—— 4-oxo-8-phenyl-1,4-dihydroquinoline-3-carboxylic acid 36026-83-2 C16H11NO3
4-oxo-8-phenyl-1,4-dihydroquinoline-3-carboxylic acid
—— 4,7-diamino-2-methylmercapto-pyrazolo<1,5-a>1,3,5-triazine-8-carbonitrile 121361-20-4 C7H7N7S
4,7-diamino-2-methylmercapto-pyrazolo<1,5-a>1,3,5-triazine-8-carbonitrile
—— (4-benzyloxy-5-methoxy-2-nitro-phenyl)-acetic acid 92964-17-5 C16H15NO6
(4-benzyloxy-5-methoxy-2-nitro-phenyl)-acetic acid
—— 4,4-difluoro-1-phenyl-phosphinane 1-sulfide 49665-21-6 C11H13F2PS
4,4-difluoro-1-phenyl-phosphinane 1-sulfide
—— 4-hydroxy-4-sulfamoylmethyl-piperidine-1-carboxylic acid tert-butyl ester 512822-47-8 C11H22N2O5S
4-hydroxy-4-sulfamoylmethyl-piperidine-1-carboxylic acid tert-butyl ester
—— 4-Aethyl-α-methoxy-2,6-dinitro-m-toluidin 64123-49-5 C10H13N3O5
4-Aethyl-α-methoxy-2,6-dinitro-m-toluidin
—— (4S,5S,6R)-4-[(Z)-(1R,2R,3S)-2-(tert-Butyl-dimethyl-silanyloxy)-4-(dimethyl-phenyl-silanyloxy)-1,3-dimethyl-hex-4-enyl]-6-[(S)-2-(tert-butyl-dimethyl-silanyloxy)-1-methyl-ethyl]-2,2-diisopropyl-5-methyl-[1,3,2]dioxasilinane 187848-12-0 C41H80O5Si4
(4S,5S,6R)-4-[(Z)-(1R,2R,3S)-2-(tert-Butyl-dimethyl-silanyloxy)-4-(dimethyl-phenyl-silanyloxy)-1,3-dimethyl-hex-4-enyl]-6-[(S)-2-(tert-butyl-dimethyl-silanyloxy)-1-methyl-ethyl]-2,2-diisopropyl-5-methyl-[1,3,2]dioxasilinane
—— 4-(4-Cyclohexyl-4-hydroxy-4-phenyl-but-2-ynyl)-4-methyl-morpholin-4-ium; bromide 2269-27-4 Br*C21H30NO2
4-(4-Cyclohexyl-4-hydroxy-4-phenyl-but-2-ynyl)-4-methyl-morpholin-4-ium; bromide
—— 4-acetyl-1-ethoxycarbonyl-5-methylpyrazole 21635-53-0 C9H12N2O3
4-acetyl-1-ethoxycarbonyl-5-methylpyrazole
—— 4-hydroxy-N-(biphenyl-2-yl)-1,2,5-oxadiazole-3-carboxamide 1364791-89-8 C15H11N3O3
4-hydroxy-N-(biphenyl-2-yl)-1,2,5-oxadiazole-3-carboxamide
—— (4,7-dihydro-1-thia-4,5-diazacyclopenta[a]pentalen-6-yl)(3,4-dimethoxyphenyl)amine 1469857-35-9 C16H15N3O2S
(4,7-dihydro-1-thia-4,5-diazacyclopenta[a]pentalen-6-yl)(3,4-dimethoxyphenyl)amine
—— 4-Ethyl-1-ethoxycarbonyl-semicarbazid 57965-05-6 C6H13N3O3
4-Ethyl-1-ethoxycarbonyl-semicarbazid
—— 4-formyl-2-methoxy-5-nitrophenyl trifluoromethanesulfonate 1384958-65-9 C9H6F3NO7S
4-formyl-2-methoxy-5-nitrophenyl trifluoromethanesulfonate
—— 4-amino-5-(4-chlorobenzoyl)-2-(1-piperidinyl)-1,3-thiazole 1151933-61-7 C15H16ClN3OS
4-amino-5-(4-chlorobenzoyl)-2-(1-piperidinyl)-1,3-thiazole
—— 4-(3,5-dimethylphenylsulfanyl)-3-iodo-6-methyl-5-(3-phenyl-[1,2,4]triazol-4-ylmethyl)pyridin-2(1H)-one 1185190-97-9 C23H21IN4OS
4-(3,5-dimethylphenylsulfanyl)-3-iodo-6-methyl-5-(3-phenyl-[1,2,4]triazol-4-ylmethyl)pyridin-2(1H)-one
—— 4-(3,5-dimethylphenylsulfanyl)-3-iodo-6-methyl-5-pyrrol-1-ylmethylpyridin-2(1H)-one 1027050-89-0 C19H19IN2OS
4-(3,5-dimethylphenylsulfanyl)-3-iodo-6-methyl-5-pyrrol-1-ylmethylpyridin-2(1H)-one