| 1 | 5254-01-3 | 5,6-二氢环戊二烯-1,2-二酮 | Cyclopent[fg]acenaphthylene-1,2-dione, 5,6-dihydro- | C14H8O2 | | |
| 2 | 5254-12-6 | Phosphoric acid, 2-methylphenyl diphenyl ester | Phosphoric acid, 2-methylphenyl diphenyl ester | C19H17O4P | | |
| 3 | 5254-27-3 | N,N-diethyl-2,6-dinitro-4-(trifluoromethyl)aniline | N,N-diethyl-2,6-dinitro-4-(trifluoromethyl)aniline | C11H12F3N3O4 | | |
| 4 | 5254-41-1 | N-(2-乙酰氨基苯乙基)-1-羟基-2-萘酰胺 | N-(2-ACETAMIDOPHENETHYL)-1-HYDROXY-2-NAPHTHAMIDE | C21H20N2O3 | | |
| 5 | 5254-55-7 | | Propanoic acid, 3-[(phenylmethyl)thio]-, 2,4,5-trichlorophenyl ester | C16H13Cl3O2S | | |
| 6 | 5254-72-8 | | 4H,8H-Benzo[1,2-b:3,4-b']dipyran-4-one, 5-methoxy-3-(4-methoxyphenyl)-8,8-dimethyl-6-(3-methyl-2-buten-1-yl)- | C27H28O5 | | |
| 7 | 5254-86-4 | 1-(MERCAPTOMETHYL)NAPHTHALENE | 1-(MERCAPTOMETHYL)NAPHTHALENE | C3H8S | | |
| 8 | 5254-92-2 | 萘基-1-甲基磺基一乙酸 | 2-(NAPHTH-1-YLMETHYLTHIO)ACETIC ACID | C13H12O2S | | |
| 9 | 5254-94-4 | | 1H-Naphtho[1,2-c]thiopyran-4(3H)-one | C13H10OS | | |
| 10 | 52540-23-5 | Ethanone, 2-chloro-1-(4-thiazolyl)- (9CI) | Ethanone, 2-chloro-1-(4-thiazolyl)- (9CI) | C5H4ClNOS | | |
| 11 | 52540-31-5 | | Benzaldehyde, O-(1,1-diethoxyethyl)oxime | C13H19NO3 | | |
| 12 | 52540-97-3 | | N'-[(1E)-[4-(benzyloxy)-3-methoxyphenyl]methylidene]pyridine-4-carbohydrazide | C21H19N3O3 | | |
| 13 | 52540-99-5 | 3-(ISONICOTINYLHYDRAZIDYL)-5-IODO-2-OXOINDOLINE | 3-(ISONICOTINYLHYDRAZIDYL)-5-IODO-2-OXOINDOLINE | C14H9IN4O2 | | |
| 14 | 52541-36-3 | 米格列醇杂质1 | 4(1H)-Pyridinone, 1-(2-hydroxyethyl)- | C7H9NO2 | | |
| 15 | 52541-72-7 | 52541-72-7 | 52541-72-7 | C17H14O4 | | |
| 16 | 52541-78-3 | 3-甲基-2-呋喃甲酰肼 | 2-Furancarboxylicacid,3-methyl-,hydrazide(9CI) | C6H8N2O2 | | |
| 17 | 52542-44-6 | 5-(aminosulphonyl)-2-methoxybenzoyl chloride | 5-(aminosulphonyl)-2-methoxybenzoyl chloride | C8H8ClNO4S | | |
| 18 | 52542-80-0 | 三羟基苯基硼酸钠 | 三羟基苯基硼酸钠 | C6H5BNaO3 | 还原 | |
| 19 | 52543-24-5 | Benzenediazonium,2,5-diethoxy-4-[(4-methoxybenzoyl)amino]-,(T-4)-tetrachlorozincate(2-)(2:1) | Benzenediazonium,2,5-diethoxy-4-[(4-methoxybenzoyl)amino]-,(T-4)-tetrachlorozincate(2-)(2:1) | C18H20N3O4.1/2Cl4Zn | | |
| 20 | 52545-13-8 | 2-羟基-4-甲氧基吡啶 | 4-methoxypyridin-2(1H)-one | C6H7NO2 | | |
| 21 | 52545-14-9 | 4-Methoxy-5-methylpyridin-2(1H)-one | 2(1H)-Pyridinone, 4-methoxy-5-methyl- | C7H9NO2 | | |
| 22 | 52546-36-8 | 5-甲氧基戊酸甲酯 | Methyl 5-Methoxypentanoate | C7H14O3 | | |
| 23 | 52546-86-8 | | 1,4-Diazaspiro[4.5]deca-1,3-diene,2-hydrazinyl-3-(2-methylphenyl)- | C15H20N4 | | |
| 24 | 52546-90-4 | Benzeneacetamide, -alpha--hydrazono- (9CI) | Benzeneacetamide, -alpha--hydrazono- (9CI) | C8H9N3O | | |
| 25 | 52546-93-7 | 3-(4-甲氧基苯基)-1,4-二氮螺-[4.5]十-3-烯-2-硫酮 | 3-(4-Methoxyphenyl)-1,4-diazaspiro-[4.5]dec-3-ene-2-thione | C15H18N2OS | | |
| 26 | 52547-00-9 | 5-氨基-3-甲基-异噻唑盐酸盐 | 5-Amino-3-methylisothiazole hydrochloride | C4H7ClN2S | 噻唑;有机砌块;杂环砌块;杂环化合物 | |
| 27 | 52547-07-6 | 亚二甲苯基双(四) | P-XYLYLENEBIS(TETRAHYDROTHIOPHENIUM CHLORIDE), 98+% | C16H24Cl2S2 | | |
| 28 | 52547-48-5 | 2-(4-氨基苯氧基)-N-甲基乙酰胺 | 2-(4-aminophenoxy)-N-methylacetamide | C9H12N2O2 | | |
| 29 | 52547-49-6 | 2-(4-氨基苯氧基)-N-乙基乙酰胺 | 2-(4-AMINOPHENOXY)-N-ETHYLACETAMIDE | C10H14N2O2 | | |
| 30 | 52547-86-1 | 4-乙炔奎宁环 | 4-ethynyl-1-azabicyclo[2.2.2]octane | C9H13N | | |
| 31 | 52547-96-3 | Benzene, 2-fluoro-1,3,5-trimethyl-4-nitroso- | Benzene, 2-fluoro-1,3,5-trimethyl-4-nitroso- | C9H10FNO | | |
| 32 | 52548-00-2 | 1-溴-4-氟-2,3-二甲基苯 | 1-Bromo-4-fluoro-2,3-dimethylbenzene | C8H8BrF | 合成;苯类 | |
| 33 | 52548-14-8 | 2-碘-5-甲基苯甲酸 | 2-Iodo-5-methylbenzoic acid | C8H7IO2 | 卤代物;添加剂;有机化学;医用原料 | |
| 34 | 52548-24-0 | 2-Chloro-10-piperazino-10,11-dihydrodibenzo[b,f]thiepin | 2-Chloro-10-piperazino-10,11-dihydrodibenzo[b,f]thiepin | C18H19ClN2S | | |
| 35 | 52548-32-0 | 5-硝基-2-(苯基硫代)苯甲醛 | 5-NITRO-2-(PHENYLTHIO)BENZALDEHYDE | C13H9NO3S | | |
| 36 | 52548-34-2 | 2-(CHLOROMETHYL)-4-NITRO-1-(PHENYLSULFANYL)BENZENE | 2-(CHLOROMETHYL)-4-NITRO-1-(PHENYLSULFANYL)BENZENE | C13H10ClNO2S | | |
| 37 | 52548-44-4 | 2-aminodibenzo[b,f]thiepin-10(11H)-one | 2-aminodibenzo[b,f]thiepin-10(11H)-one | C14H11NOS | | |
| 38 | 52548-62-6 | 2-氨基-5-氟苯甲酸盐酸盐 | 2-amino-5-fluorobenzoic acid hydrochloride | C7H6FNO2.ClH | | |
| 39 | 52548-63-7 | 5-氟-2-碘苯甲酸 | 5-Fluoro-2-iodobenzoic acid | C7H4FIO2 | 合成;有机化工原料 | |
| 40 | 52548-84-2 | 1-(2-氯乙基)-2,3-二氢苯并咪唑-2-酮 | 1-(2-Chloroethyl)-2,3-dihydrobenzimidazol-2-one | C9H9ClN2O | 化工原料 | |
| 41 | 52548-95-5 | 2-氰基-4-(三氟甲基)苯基苯基硫化物 | 2-cyano-4-(trifluoromethyl)diphenyl sulfide | C14H8F3NS | | |
| 42 | 52548-96-6 | 2-(苯硫基)-5-(三氟甲基)苯甲酸 | 2-CARBOXY-4-(TRIFLUOROMETHYL)DIPHENYLSULPHIDE 97 | C14H9F3O2S | | |
| 43 | 52549-07-2 | 5H-chroMeno[2,3-b]pyridin-7-ylacetic acid | 5H-chroMeno[2,3-b]pyridin-7-ylacetic acid | C14H11NO3 | 杂质对照品 | |
| 44 | 52549-08-3 | 5H-[1]Benzopyrano[2,3-b]pyridine-7-acetonitrile, 5-oxo- | 5H-[1]Benzopyrano[2,3-b]pyridine-7-acetonitrile, 5-oxo- | C14H8N2O2 | | |
| 45 | 52549-09-4 | 5H-[1]Benzopyrano[2,3-b]pyridine-7-acetic acid, 5-oxo- | 5H-[1]Benzopyrano[2,3-b]pyridine-7-acetic acid, 5-oxo- | C14H9NO4 | | |
| 46 | 52549-10-7 | 5H-[1]Benzopyrano[2,3-b]pyridin-5-one, 7-methyl- | 5H-[1]Benzopyrano[2,3-b]pyridin-5-one, 7-methyl- | C13H9NO2 | | |
| 47 | 52549-11-8 | 5H-[1]Benzopyrano[2,3-b]pyridin-5-one, 7-(bromomethyl)- | 5H-[1]Benzopyrano[2,3-b]pyridin-5-one, 7-(bromomethyl)- | C13H8BrNO2 | | |
| 48 | 52549-16-3 | ALFA-METHYL-ALFA-CYANO-5H-[1] BENZOPYRANO [2,3-B] PYRIDINE-7-ACETIC ACID ETHYL ESTER | ALFA-METHYL-ALFA-CYANO-5H-[1] BENZOPYRANO [2,3-B] PYRIDINE-7-ACETIC ACID ETHYL ESTER | C18H16N2O3 | | |
| 49 | 52549-17-4 | 泊米布洛芬 | Pranoprofen | C15H13NO3 | 原料;原料药;标准品;医药原料;医药原料药;医药中间体;植物提取物;非甾体抗炎;医药化工类;神经系统用药 | |
| 50 | 52549-19-6 | 普拉洛芬杂质2 | 2-(5-oxo-5H-chroMeno[2,3-b]pyridin-7-yl)propanoic acid | C15H11NO4 | 杂质对照品;对照品-杂质对照品 | 对照品-杂质对照品;杂质对照品 |
| 51 | 52549-22-1 | 普拉洛芬杂质03 | 2-(5H-chromeno[2,3-b]pyridin-7-yl)acrylic acid | C15H11NO3 | | |
| 52 | 52549-42-5 | 化合物 T34882 | alpha,2-dimethyl-5H-(1)benzopyrano(2,3-b)pyridine-7-acetate | C16H15NO3 | | |
| 53 | 52549-44-7 | pranoprofen impurity 11 | pranoprofen impurity 11 | C15H13NO4 | 普拉洛芬 | |
| 54 | 52549-48-1 | 5H-[1]Benzopyrano[2,3-b]pyridine-7-acetic acid, α,α-dimethyl-5-oxo- | 5H-[1]Benzopyrano[2,3-b]pyridine-7-acetic acid, α,α-dimethyl-5-oxo- | C16H13NO4 | | |
| 55 | 52549-57-2 | 分散紫77号滤饼 | N-[5-[bis(2-methoxyethyl)amino]-2-[(2-cyano-4-nitrophenyl)azo]phenyl]acetamide | C21H24N6O5 | | |
| 56 | 52549-90-3 | 4-[(2-chlorophenyl)azo]-3-hydroxy-2-naphthoic acid | 4-[(2-chlorophenyl)azo]-3-hydroxy-2-naphthoic acid | C17H11ClN2O3 | | |