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CAS 中文名 英文名 分子式
4049-38-1 偶砷酸三铵 (2R)-2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-2,3-dihydro-4H-chromen-4-one C15H12O6
4040-54-4 2-氧杂二环[3.1.0]己烷-3-酮,6,6-二甲基-1-(1-甲基乙基)- N-[2-[[2-[[2-[(2-aminoethyl)amino]ethyl]amino]ethyl]amino]ethyl]stearamide C26H57N5O
4036-86-6 1,4-苯并二噁英-6-羧酸,5-乙基-2,3-二氢-,酰肼 4-bromo-N-[2-(dimethylamino)phenyl]-3,5-dihydroxybenzamide C15H15BrN2O3
4003-79-6 2-乙基-3-羟基己醛 17,20α,21-trihydroxypregna-1,4-diene-3,11-dione20-acetate C28H36O6
4000-40-2 1,3-二羟基-7-甲氧基-9H-占吨-9-酮 Guanidine,1-(p-ethoxy-a-phenylphenethyl)-3-b-D-glucopyranosyl-,hydrochloride,(-)-(8CI) C23H31N3O6·ClH
499-62-7 反-4-乙基四氢-5-羰基-3-糠酸 sodium4-fluoro-3-iodobenzoate C7H3FINaO2
496-65-1 6-(1,3-二氢-4-羟基-6-甲氧基-7-甲基-3-羰基-5-异苯并呋喃基<氧茚基>)-4-甲基己-4-烯酸 (R)-2,4-dihydroxy-N-[3-[(2-mercaptoethyl)amino]-3-oxopropyl]-3,3-dimethylbutyramide C11H22N2O4S
4405-17-8 苯磺酰胺并,2-[(4-氨基苯基)磺酰]-5-硝基- 2,2'-methylenebis[1,3-dioxolane] C7H12O4
4377-35-9 2-吡啶羰基氯化,6-氯- 2-(dichloromethyl)pyridine C6H5Cl2N
4360-51-4 2-羟基-3-羰基丙酸 (2E)-3-phenylprop-2-en-1-amine C9H11N
4358-72-9 1-(羟甲基)乙烷-1,2-二基二[(9Z,12Z)-十八碳-9,12-二烯酸酯] pentan-3-ylmethanesulfonate C6H14O3S
4358-16-1 2,3,6-三氯苯基乙酸钠 (3beta)-cholest-5-en-3-yldihydrogenphosphate C27H47O4P
4344-61-0 嘧啶-4-甲醛 1H-Benzimidazole,1-methyl-2-(methylthio)- C9H10N2S
4337-65-9 吡啶并[2,1-c][1,4]噁嗪-8(1H)-酮,六氢- 2-ethylhexylhydrogenadipate C14H26O4
4320-32-5 1,13b-二氢二苯并[b,f]咪唑并[1,5-d][1,4]噁吖庚英-3-胺氢溴化 1,1-diphenyl-3-dimethylaminobutane-1-ol C18H23NO
4300-28-1 1-甲基-4-[3,3,3-三(4-氯苯基)丙酰]哌嗪 D-ribose5-(dihydrogenphosphate) C5H11O8P
4274-06-0 4-二甲氨基-1,5-二甲基-2-苯基-吡唑-3-酮; N-(4-乙氧苯基)乙酰胺; 1,3,7-三甲基嘌呤-2,6-二酮 2-(2-chloro-4-nitrophenylazo)-5-methoxy-p-toluidine C14H13ClN4O3
4234-72-4 -硝酸(1:1)甲基汞 3,3'-[[4-[(4-nitrophenyl)azo]phenyl]imino]bispropiononitrile C18H16N6O2
4223-14-7 (5-硝基呋喃-2-基)甲基氰硫基<硫代氰酸基>酸酯 1,3,5-tris(2,3-epoxypropoxy)benzene C15H18O6
4210-97-3 二(2-甲基丙基) 2,3-二羟基丁二酸酯 tiformin C5H12N4O
4205-17-8 (17β)-3-羰基雄甾-4-烯-17-基庚酸酯 - (8xi,9xi,14xi,17beta)-3-羟基雌-1,3,5(10)-三烯-17-基戊 5-nitro-2-(4-nitrophenyl)-1H-imidazole C9H6N4O4
4160-93-4 2,5,6,10,13-五氮杂四癸二酸,8-羟基-3,12-二(1-甲基乙基)-4,11-二羰基-9-(苯基甲基)-6-[[4-(2-噻 3-ethyl-3-phenylglutaricacid C13H16O4
4089-58-1 环己基 (2-chloroethyl)亚硝基氨基甲酸酯 2,3,3,3-tetrafluoro-2-[1,1,2,3,3,3-hexafluoro-2-[1,1,2,2-tetrafluoro-2-(fluorosulphonyl) C8F16O5S
4089-57-0 4-(1-甲基哌啶-2-基)酞嗪-1(2H)-酮盐酸 (1:1) 2,3,3,3-tetrafluoro-2-[1,1,2,2-tetrafluoro-2-(fluorosulphonyl)ethoxy]propionylfluoride C5F10O4S
4071-37-8 (3R,6R)-6-羟基-8-甲基-8-氮杂二环[3.2.1]辛-3-基 3-甲基丁酸酯 KainicAcidDimethylEster 0
4068-58-0 琥珀酸)氢17,21-二羟基孕-1,4-二烯-3,11,20-三酮21-( Benzoicacid,3-bromo-5-chloro-2-hydroxy- C7H4BrClO3
4055-63-4 3-呋喃羧酸,四氢-4-亚甲基-5-羰基-2-十三烷基-,(2S,3R)- dichloroethoxytitanium C2H6Cl2OTi
4004-20-0 (5β,7α,9β,10α,14S)-7-羟基-3,15-二羰基贝壳杉-16-烯-14-基乙酸酯 Thieno[2,3-b]thiophene-2,5-dicarboxylicacid,3,4-diamino-,2,5-diethylester C12H14N2O4S2
4000-72-0 (2R)-3-(1H-吲哚-3-基)-2-(三甲基氨)丙酸酯 1-(aminomethyl)cyclohexan-1-ol C7H15NO
497-75-6 N-[1-[4-(氨基磺基基)苯基]乙基]-5-甲基异噻唑-3-甲酰胺 dioxethedrin C11H17NO3
496-03-7 1,3,5-三嗪-2,4,6(1H,3H,5H)-三酮, 锌盐 2-ethyl-3-hydroxyhexanal C8H16O2
491-64-5 6-[[2,4-二羟基-3-[(4-硝基苯基)偶氮]苯基]偶氮]-4-羟基-3-[(2-羟基-3-硝基-5-磺基苯基)偶氮]萘- 1,3-dihydroxy-7-methoxy-9H-xanthen-9-one C14H10O5
487-72-9 2-羟基丙酸 - N-[4-(吖啶-9-基氨基)-3-甲氧苯基]甲磺酰胺 (1:1) trans-4-ethyltetrahydro-5-oxo-3-furoicacid C7H10O4
483-60-3 3-(4-氟苯基)-6-甲基铟烷-1-酮 6-(1,3-dihydro-4-hydroxy-6-methoxy-7-methyl-3-oxo-5-isobenzofuranyl)-4-methylhex-4-enoicacid C17H20O6
4378-36-3 2-羟基乙基溴乙酸酯 fenbutrazate C23H29NO3
4370-61-0 苯,[1-(二乙氧基甲基)乙烯基]- 2,3-dimethoxy-5-methyl-6-[(2E,6E,10E,14E)-3,7,11,15,19-pentamethylicosa-2,6,10,14,18-pen C34H50O4
4303-40-6 (-)-2,3-二甲基丁烷-1,2,3-三羧酸 1-[(2-chloroethyl)sulfanyl]butane C6H13ClS
4301-38-6 1,1-二硝基环己烷 ethyl2,3,4,5-tetrachlorotetrahydro-2-furoate C7H8Cl4O3
4247-23-8 4H-1-苯并吡喃-4-酮,6-氨基-2-(4-氨基苯基)-7-羟基-(9CI) 3-ethyl-7-oxabicyclo[4.1.0]heptane C8H14O
4212-64-0 4-(2-氨基-苯基)-哌啶-1-羧酸叔-丁基酯 S-pentylmethanesulfonothioate C6H14O2S2
4208-67-7 2-(8-十七碳烯基)-N-[2-[2-(8-十七碳烯基)-4,5-二氢-1H-咪唑-1-基]乙基]-4,5-二氢-1H-咪唑-1-乙基 2'-deoxyuridine5'-(trihydrogendiphosphate) C9H14N2O11P2
4163-80-8 哌嗪酮,3-(苯基甲基)-, (3R)- (9CI) 1,2,4-trichloro-5-(methylsulfonyl)benzene C7H5Cl3O2S
4151-19-3 (2S)-2-[3-(β-D-吡喃葡萄糖氧基)-4-羟基苯基]-4-羰基-3,4-二氢-2H-色烯-7-基β-D-吡喃葡萄糖苷 5-O-phosphono-D-ribulose C5H11O8P
4143-72-0 硫酸氢吲哚-3-酯 1-(1-hydroxyphenyl)-3-(4-methoxyphenyl)propane-1,3-dione C16H14O4
4063-38-1 1-丙酮,2-氨基-1-(4-氟苯基)- (5-nitrofuran-2-yl)methylthiocyanate C6H4N2O3S
4027-63-8 氢氧化N-乙基-3-羟基-N,N-二甲基苯胺基正离子 potassium(2S-cis)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate C8H10KNO3S
4017-89-4 1H-吡唑-4,5-二酮,3-甲基-1-(1-甲基乙基)-(9CI) (1R-(1alpha,3alpha,4alpha,6alpha))-4,7,7-Trimethylbicyclo(4.1.0)heptan-3-ol C10H18O
499-14-9 (11β)-11-羟基孕-1,4-二烯-3,20-二酮 chondrosinecrystalline C12H21NO11
498-19-1 2-(8,9-二甲氧基-6-羰基-1,2,6,6a,12,12a-六氢铬烯桥[3,4-b]呋喃并[2,3-h]色烯-2-基)丙-2-烯-1- tert-butyl-m-xylene C12H18
495-75-0 3-异丙基胶酸 2,5-anhydro-D-mannose C6H10O5
493-88-9 4-氨基-N-(2,6-二甲氧基嘧啶-4-基)苯磺酰胺 - 5-(4,5-二甲氧基-2-甲基苯甲基)嘧啶-2,4-二胺 (1:1 3-[2-[(Z)-[(5Z)-3-(2-carboxyethyl)-5-[(4-ethyl-3-methyl-5-oxo-pyrrol-2-yl)methylene]-4-m C33H38N4O6
490-96-0 邻苯二甲酸氢癸酯 (3R,6R)-6-hydroxy-8-methyl-8-azabicyclo[3.2.1]oct-3-yl3-methylbutanoate C13H23NO3
490-18-6 1,2,3,4-四氢-2-甲基-4-苯基异喹啉-8-胺马来酸酯 (1A,2A,3B,4B)-2,4-bis(4-hydroxyphenyl)-1,3-cyclob 0
493-46-9 2-吡啶羧酸,3-乙基- 3-Furancarboxylicacid,tetrahydro-4-methylene-5-oxo-2-tridecyl-,(2S,3R)- C19H32O4
485-13-2 芘-2-基甲醇 CoenzymeA,S-(fluoroacetate) C23H37FN7O17P3S
483-20-5 5,8-二甲氧基-6-甲基-1,2-二氢萘-2-胺 2-(1,3-dihydro-3-oxo-5-sulpho-2H-indol-2-ylidene)-3-oxoindoline-5-sulphonicacid C16H10N2O8S2
4093-65-6 (2aS,4aR,8R)-2,2,4a,8-四甲基十氢环丁二烯并[c]茚-8-醇 Butanoicacid,4-[2-(2,4-dinitrophenyl)hydrazinylidene]- C10H10N4O6
4092-66-4 4-硫杂-1-氮杂二环[3.2.0]庚烷-2-羧酸,3,3-二甲基-7-羰基-6-[(苯氧基乙酰基)氨基]-,苯基甲基酯,4 (Z)-[3,5-dihydroxy-2-(4-hydroxy-3,5-dimethoxyphenyl)-4H-chromen-4-ylidene](methyl)oxoniu C18H17ClO7
4090-51-1 2-羟基-3,3-二甲基丁酸 2,2'-oxybis[5,5-dimethyl-1,3,2-dioxaphosphorinane]2,2'-disulphide C10H20O5P2S2
4089-61-6 十八烷酸,17-(乙酰氧基)-, 甲基酯 ammonium2-[2-[2-(aminosulphonyl)-1,1,2,2-tetrafluoroethoxy]-1,1,2,3,3,3-hexafluoropropox C8H6F14N2O6S
4070-51-3 1-甲基2-磺酸根十二烷酸钠 2-hydroxyethylbromoacetate 0
4052-54-4 磷酸钠盐β-环糊精 PenicillinGsulfoxide C16H18N2O5S
4046-74-6 苯丙醇,a-1-丙烯-1-基- 2,5-dimethyl-7H-furo[3,2-g]chromen-7-one C13H10O3
4035-89-6 2,6-二氨基-N,N-二丁基甲苯-4-磺基酰胺 1,3,5-tris(6-isocyanatohexyl)biuret C23H38N6O5
4028-15-3 3-(2,8-二硝基-10,11-二氢-5H-二苯并[b,f]吖庚英-5-基)-N,N-二甲基丙烷-1-胺 1,1-dinitrocyclohexane C6H10N2O4
4008-41-7 苯丙酸,3,4-二羟基-a-羰基- 2-(8-heptadecenyl)-N-[2-[2-(8-heptadecenyl)-4,5-dihydro-1H-imidazol-1-yl]ethyl]-4,5-dihy C44H83N5
4000-16-2 8-羟基-2H-色烯-2-酮 triaminoguanidinemononitrate CH9N7O3
492-14-8 1,4-二脱氧-D-木-六糖醇 (2S)-2-(3,4-dihydroxyphenyl)-7-hydroxy-2,3-dihydro-4H-chromen-4-one C15H12O5
492-13-7 (6Z)-4-氯-6-{(2-氯苯基)[(1,3-二甲基丁基)氨基]甲亚基}环己-2,4-二烯-1-酮 (2S)-2-[3-(beta-D-glucopyranosyloxy)-4-hydroxyphenyl]-4-oxo-3,4-dihydro-2H-chromen-7-ylb C27H32O15
488-54-0 2,2,2-三氯-N,N-二乙基乙酰胺 (1R,2R,3s,4S,5S,6s)-cyclohexane-1,2,3,4,5,6-hexol C6H12O6
487-94-5 (6E)-4-氯-6-[(2-氯苯基)(十六烷基氨基)甲亚基]环己-2,4-二烯-1-酮 indol-3-ylhydrogensulphate C8H7NO4S
483-75-0 1,3-丙二醇,2-乙基-2-[(2-羟基乙氧基)甲基]- 1,2,4a,5,6,8a-hexahydro-1-isopropyl-4,7-dimethylnaphthalene C15H24
480-85-3 1,1'-二氧代环己醇 retronecine C8H13NO2
478-73-9 2-甲基庚酰胺 methyl(1R,2S,3S,5S)-3-(benzoyloxy)-8-methyl-8-azabicyclo[3.2.1]octane-2-carboxylate C17H21NO4
473-37-0 三锂; 2-乙酰氧基苯甲酸; (6-methoxy-4-quinolyl)-(5-乙烯基奎宁环-2-基)甲醇;柠檬酸酯;二盐酸 N-ethyl-3-hydroxy-N,N-dimethylaniliniumhydroxide C10H17NO2
473-04-1 吗啡烷-4,7-二醇,5,6,8,14-四脱氢-3,6-二甲氧基-17-甲基-,(7b)- (9CI) (1S,4aR,8aR)-1,4a-dimethyl-7-(1-methylethylidene)decahydronaphthalen-1-ol C15H26O
4282-64-8 2-[2-(2,3-二氢-1,3-二羰基-1H-茚-2-基)-6-喹啉基]-6-甲基苯并噻唑-7-磺化钠 [(2R,3S,5R)-5-(2-amino-6-oxo-3,6-dihydro-9H-purin-9-yl)-3-hydroxytetrahydrofuran-2-yl]me C20H25N10O9P
4261-80-7 N-(4-羟基苯基)呋喃-2-甲酰胺 2-ethylhexyl5-oxo-L-prolinate C13H23NO3
4228-71-1 5(4H)-噻唑酮,2-乙氧基-4-甲基- 4-(2-aminoethyl)benzene-1,2,3-triol C8H11NO3
4224-37-7 1H-吡唑-3,4-二胺,5-甲基-1-丙基- (11beta)-11-hydroxypregna-1,4-diene-3,20-dione C21H28O3

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