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中文名称 英文名称 CAS号 化学式 结构式图片
4’-溴-2-羟基苯乙酮乙酸酯 2-(4-bromophenyl)-2-oxoethyl acetate 7500-37-0 C10H9BrO3
4’-溴-2-羟基苯乙酮乙酸酯
4’-(三氟甲硫基)苯乙酮 1-(4-((trifluoromethyl)thio)phenyl)ethanone 713-67-7 C9H7F3OS
4’-(三氟甲硫基)苯乙酮
4’-(4-氟苄氧基)苯乙酮 1-(4-((4-fluorobenzyl)oxy)phenyl)ethanone 72293-96-0 C15H13FO2
4’-(4-氟苄氧基)苯乙酮
4’,6,7-三甲氧基异黄酮 4',6,7-trimethoxy-isoflavone 798-61-8 C18H16O5
4’,6,7-三甲氧基异黄酮
4[(三甲基硅基)乙炔基]苯胺 4-trimethylsilylethynyl aniline 75867-39-9 C11H15NSi
4[(三甲基硅基)乙炔基]苯胺
4R-NBOC,-2R脯氨酸 (2R,4R)-N-1-(benzyloxycarbonyl)-4-(tert-butyloxycarbonylamino)proline methyl ester 787615-48-9 C19H26N2O6
4R-NBOC,-2R脯氨酸
4H-茚并[1,2-d][1,2,3]噻二唑 4H-Indeno<1,2-d><1,2,3>thiadiazol 73424-55-2 C9H6N2S
4H-茚并[1,2-d][1,2,3]噻二唑
4H-茚-2-甲醛 4h-Indene-2-carbaldehyde 724765-41-7 C10H8O
4H-茚-2-甲醛
4H-咪唑并[4,5,1-ij]喹啉-2(1H)-酮,1-(苯基甲基)- alpha,N-Dimethyl-N-(3-phenyl-2-propynyl)-m-trifluoromethylphenethylamine 74051-15-3 C20H20F3N
4H-咪唑并[4,5,1-ij]喹啉-2(1H)-酮,1-(苯基甲基)-
4H-咪唑并[4,5,1-Ij]喹啉-2,6(1H,5H)-二酮 4H-imidazo[4,5,-i,j]-quinolin-2,6-(1H,5H)dione 75655-10-6 C10H8N2O2
4H-咪唑并[4,5,1-Ij]喹啉-2,6(1H,5H)-二酮
4H-呋喃并[3,2-B!吡咯-5-羧酸甲酯 furo<3,2-b>pyrrole-5-carboxylic acid methyl ester 77484-99-2 C8H7NO3
4H-呋喃并[3,2-B!吡咯-5-羧酸甲酯
4H-吡喃-4-酮,2,3-二氢-2-甲基-,(2R)-(9CI) 4-Amino-5-fluoro-2-methylbenzenethiol 745753-02-0 C7H8FNS
4H-吡喃-4-酮,2,3-二氢-2-甲基-,(2R)-(9CI)
4H-吡啶并[1,2-a]嘧啶-4-酮,3-乙基八氢-1,2,6-三甲基- 4-methyl-2-(methylsulfonyl)-1,3-benzoxazole 791594-86-0 C9H9NO3S
4H-吡啶并[1,2-a]嘧啶-4-酮,3-乙基八氢-1,2,6-三甲基-
4H-吡咯并[3,2-d]嘧啶-4-酮,7-[(2S,3S,4R,5R)-3,4-二羟基-5-(羟甲基)-2-吡咯烷基]-3,5-二氢-,盐酸(1:1) 4-amino-3-isopropylbenzonitrile 760924-87-6 C10H12N2
4H-吡咯并[3,2-d]嘧啶-4-酮,7-[(2S,3S,4R,5R)-3,4-二羟基-5-(羟甲基)-2-吡咯烷基]-3,5-二氢-,盐酸(1:1)
4H-吡咯并[3,2,1-ij]喹啉-4,6(5H)-二酮,5-氯-1,2-二氢-5-硝基- 2-Hydroxy-N,N-bis(2-hydroxyethyl)-N-ethyl-3-octyloxypropylammonium ethyl sulfate 70776-73-7 C19H43NO8S
4H-吡咯并[3,2,1-ij]喹啉-4,6(5H)-二酮,5-氯-1,2-二氢-5-硝基-
4H-[1]苯并噻吩并[2,3-d][1,3]噁嗪-4-酮,5,6,7,8-四氢-2-苯基- propyl[2-(2,4,6-trichlorophenoxy)ethyl]carbamoyl chloride 73616-22-5 C12H13Cl4NO2
4H-[1]苯并噻吩并[2,3-d][1,3]噁嗪-4-酮,5,6,7,8-四氢-2-苯基-
4H-1-苯并吡喃-6-乙酸,2-(4-氯苯基)-α-乙基-3-甲氧杂y-4-羰基-,甲基酯 Atrimustine 75219-46-4 C41H47Cl2NO6
4H-1-苯并吡喃-6-乙酸,2-(4-氯苯基)-α-乙基-3-甲氧杂y-4-羰基-,甲基酯
4H-1-苯并吡喃-4-酮,2-(4-甲氧苯基)-3-硝基-(9CI) (4S)-4,5-cyclohexylidenedioxypentan-1-ol 726193-04-0 C11H20O3
4H-1-苯并吡喃-4-酮,2-(4-甲氧苯基)-3-硝基-(9CI)
4H-1,3-苯并二氧杂环己烷-5-甲酰氯 4H-1,3-Benzodioxin-5-carbonyl chloride 701979-12-6 C9H7ClO3
4H-1,3-苯并二氧杂环己烷-5-甲酰氯
4H-1,2,4-三唑-3,5-二胺,4-丙基- methyl [(3E)-3,6,6-trimethylcycloundec-3-en-10-yn-1-yl] ether 791809-97-7 C15H24O
4H-1,2,4-三唑-3,5-二胺,4-丙基-
4H,9H-吡咯并[1,2-a][1,2,3]三唑并[1,5-D]吡嗪-9-酮 8-oxopyrrolo[1,2-d][1,2,3]triazolo[5,1-a]pyrazine 749926-22-5 C8H6N4O
4H,9H-吡咯并[1,2-a][1,2,3]三唑并[1,5-D]吡嗪-9-酮
4H,6H-1,3-二噁唑并[3,4]吡咯并[1,2-c]噁唑(8CI,9CI) 3,3-Dimethylpiperidine-2,6-dicarboxylic acid 774479-36-6 C9H15NO4
4H,6H-1,3-二噁唑并[3,4]吡咯并[1,2-c]噁唑(8CI,9CI)
4250艳蓝色源2R颜料蓝10 Methanaminium, N-(4-((4-(dimethylamino)phenyl)(4-(ethylamino)-1-naphthalenyl)methylene)-2,5-cyclohexadien-1-ylidene)-N-methyl-, tungstatephosphate 71798-70-4 C29H36N3O8PW
4250艳蓝色源2R颜料蓝10
4-(氯乙酰基)-3,3-二甲基-3,4-二氢喹喔啉-2(1H)-酮 4-(chloroacetyl)-3,3-dimethyl-3,4-dihydroquinoxalin-2(1H)-one 727717-71-7 C12H13ClN2O2
4-(氯乙酰基)-3,3-二甲基-3,4-二氢喹喔啉-2(1H)-酮
4-(异硫氰酸甲酯)苯基6-脱氧-α-L-甘露聚糖苷 4-(α-L-rhamnosyloxy)benzyl isothiocyanate 73255-40-0 C14H17NO5S
4-(异硫氰酸甲酯)苯基6-脱氧-α-L-甘露聚糖苷
4-(2-乙氧基乙氧基)哌啶 4-(2-ethoxyethoxy)piperidine 70978-93-7 C9H19NO2
4-(2-乙氧基乙氧基)哌啶
4-马来酰亚胺基苯酚 N-(4-hydroxyphenyl)maleimide 7300-91-6 C10H7NO3
4-马来酰亚胺基苯酚
4-重氮基甲基-N,N-二甲基苯磺酰胺 N,N-dimethyl-4-diazomethyl benzenesulfonamide 71398-36-2 C9H11N3O2S
4-重氮基甲基-N,N-二甲基苯磺酰胺
4-重氮基-4H-咪唑-5-甲酰胺 5-diazoimidazole-4-carboxamide 7008-85-7 C4H3N5O
4-重氮基-4H-咪唑-5-甲酰胺
4-醛基-2-(甲醇)噻唑 2-(Hydroxymethyl)thiazole-4-carbaldehyde 774239-03-1 C5H5NO2S
4-醛基-2-(甲醇)噻唑
4-酮13-顺式维甲酸 13-cis-4-Oxoretinoic acid 71748-58-8 C20H26O3
4-酮13-顺式维甲酸
4-辛基邻苯二酚 4-n-Octylcatechol 7580-46-3 C14H22O2
4-辛基邻苯二酚
4-辛基苯乙炔 1-ethynyl-4-octylbenzene 79887-13-1 C16H22
4-辛基苯乙炔
4-辛基2-磺酸基琥珀酸二钠盐 Disodium 4-octyl 2-sulphonatosuccinate 7389-41-5 C12H20Na2O7S
4-辛基2-磺酸基琥珀酸二钠盐
4-表四环素 (4R,4aS,5aS,6S,12aR)-4-(dimethylamino)-1,6,10,11,12a-pentahydroxy-6-methyl-3,12-dioxo-4,4a,5,5a-tetrahydrotetracene-2-carboxamide 79-85-6 C22H24N2O8
4-表四环素
4-表-脱水四环素 4-Epianhydrotetracycline 7518-17-4 C22H22N2O7
4-表-脱水四环素
4-蒽-2-基丁酸 4-(2-Anthryl)-1-butanoic acid 73693-25-1 C18H16O2
4-蒽-2-基丁酸
4-蒽-2-基-4-氧代丁酸 3-(2-anthroyl)propionic acid 73693-24-0 C18H14O3
4-蒽-2-基-4-氧代丁酸
4-苯芘 4-Phenyl-pyren 7267-88-1 C22H14
4-苯芘
4-苯胺基-N-丁基-3-硝基苯磺酰胺 4-anilino-3-nitro-benzenesulfonic acid butylamide 70660-56-9 C16H19N3O4S
4-苯胺基-N-丁基-3-硝基苯磺酰胺
4-苯胺基-6-苯基嘧啶-5-甲腈 6-anilino-4-phenyl-5-pyrimidinecarbonitrile 76990-17-5 C17H12N4
4-苯胺基-6-苯基嘧啶-5-甲腈
4-苯胺基-4-苯基丁烷-2-酮 4-phenyl-4-(phenylamino)butan-2-one 728-99-4 C16H17NO
4-苯胺基-4-苯基丁烷-2-酮
4-苯胺基-2-甲基-2,3-二氢吡喃-6-酮 5,6-dihydro-6-methyl-4-(N-phenylamino)-2-pyrone 79039-99-9 C12H13NO2
4-苯胺基-2-甲基-2,3-二氢吡喃-6-酮
4-苯甲酰苯基甲基亚砜 1-benzoyl-4-(methylsulfinyl)benzene 73241-57-3 C14H12O2S
4-苯甲酰苯基甲基亚砜
4-苯甲酰胺基-2,5-二丁氧基偶氮苯六氟磷酸盐 4-(Benzoylamino)-2,5-dibutoxybenzenediazonium hexafluorophosphate 79637-86-8 C21H26F6N3O3P
4-苯甲酰胺基-2,5-二丁氧基偶氮苯六氟磷酸盐
4-苯甲酰胺-环己酮 4-(4-oxocyclohexyl)benzamide 73204-06-5 C13H15NO2
4-苯甲酰胺-环己酮
4-苯甲酰基哌嗪-1-甲酸叔丁酯 tert-butyl 4-benzoylpiperazine-1-carboxylate 77278-38-7 C16H22N2O3
4-苯甲酰基哌嗪-1-甲酸叔丁酯
4-苯甲酰基吡啶-3-羧酸 4-benzoylpyridine-3-carboxylic acid 74975-25-0 C13H9NO3
4-苯甲酰基吡啶-3-羧酸
4-苯甲酰基-2,6-二溴-1,3-亚苯基二(6-重氮基-5-氧代-5,6-二氢-1-萘磺酸酯) 4-Benzoyl-2,6-dibromo-1,3-phenylene bis(6-diazo-5,6-dihydro-5-oxonaphthalene-1-sulphonate) 71241-63-9 C33H16Br2N4O9S2
4-苯甲酰基-2,6-二溴-1,3-亚苯基二(6-重氮基-5-氧代-5,6-二氢-1-萘磺酸酯)
4-苯甲酰基-1-苄基-吡咯烷-2,3-二酮 4-Benzoyl-1-benzylpyrrolidine-2,3-dione 7399-20-4 C18H15NO3
4-苯甲酰基-1-苄基-吡咯烷-2,3-二酮