1 | 87573-01-1 | 沙那西丁 | SALNACEDIN | C12H13NO5S
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2 | | cysteinylcaffeic acid | cysteinylcaffeic acid | C12H13NO5S
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3 | | N-Benzoyl-S-carboxymethyl-L-cysteine | N-Benzoyl-S-carboxymethyl-L-cysteine | C12H13NO5S
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4 | 146194-64-1 | B-D-XYLOPYRANOSYLPHENYL ISOTHIOCYANATE | B-D-XYLOPYRANOSYLPHENYL ISOTHIOCYANATE | C12H13NO5S
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5 | 115306-79-1 | Methanesulfonyloxy-1-phthalimidopropane, 98 % | Methanesulfonyloxy-1-phthalimidopropane, 98 % | C12H13NO5S
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6 | | 5-Acetoxy-1-[(phenyl)sulfonyl]pyrrolidin-2-one | 5-Acetoxy-1-[(phenyl)sulfonyl]pyrrolidin-2-one | C12H13NO5S
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7 | | 4-methoxyphenyl 3,5-dimethylisoxazole-4-sulfonate | 4-methoxyphenyl 3,5-dimethylisoxazole-4-sulfonate | C12H13NO5S
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8 | | 3-acetyl-N-(2-oxooxolan-3-yl)benzene-1-sulfonamide | 3-acetyl-N-(2-oxooxolan-3-yl)benzene-1-sulfonamide | C12H13NO5S
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9 | 6332-29-2 | 2-benzamido-3-(carboxymethylsulfanyl)propanoic acid | 2-benzamido-3-(carboxymethylsulfanyl)propanoic acid | C12H13NO5S
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10 | | 2-BENZOYLAMINO-3-CARBOXYMETHYLSULFANYL-PROPIONIC ACID | 2-BENZOYLAMINO-3-CARBOXYMETHYLSULFANYL-PROPIONIC ACID | C12H13NO5S
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11 | | 4-{[2-(cyclopropylamino)-2-oxoethyl]sulfonyl}benzoic acid | 4-{[2-(cyclopropylamino)-2-oxoethyl]sulfonyl}benzoic acid | C12H13NO5S
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12 | 338421-27-5 | 4-(3,4-DIMETHOXYPHENYL)-1LAMBDA4,4-THIAZINANE-1,3,5-TRIONE | 4-(3,4-DIMETHOXYPHENYL)-1LAMBDA4,4-THIAZINANE-1,3,5-TRIONE | C12H13NO5S
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13 | | Methanesulfonic acid 2,5-dioxo-3-benzyl-1-pyrrolidinyl ester | Methanesulfonic acid 2,5-dioxo-3-benzyl-1-pyrrolidinyl ester | C12H13NO5S
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14 | | 1-[4-(methylsulfonyl)phenyl]-2-oxopyrrolidine-3-carboxylic acid | 1-[4-(methylsulfonyl)phenyl]-2-oxopyrrolidine-3-carboxylic acid | C12H13NO5S
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15 | | 3-(2-hydroxy-4-methoxybenzoyl)-1,3-thiazolidine-4-carboxylic acid | 3-(2-hydroxy-4-methoxybenzoyl)-1,3-thiazolidine-4-carboxylic acid | C12H13NO5S
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16 | 76508-37-7 | Saccharin N-(2-Acetic Acid Isopropyl Ester) (Piroxicam Impurity F) | Saccharin N-(2-Acetic Acid Isopropyl Ester) (Piroxicam Impurity F) | C12H13NO5S
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17 | | 5,8-Dimethoxy-2-(methylamino)-4-oxo-4H-1-benzothiopyran 1,1-dioxide | 5,8-Dimethoxy-2-(methylamino)-4-oxo-4H-1-benzothiopyran 1,1-dioxide | C12H13NO5S
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18 | 24683-26-9 | 4-羟基-2-甲基-2H-1,2-苯并噻嗪-3-甲酸乙酯 1,1-二氧化物 | Ethyl 4-hydroxy-2-methyl-1,1-dioxo-2H-1,2-benzothiazine-3-carboxylate | C12H13NO5S
| 医药原料;杂质对照品 | 中间体 |
19 | | 4-{[5-ethyl-3-(methoxycarbonyl)-2-thienyl]amino}-4-oxo-2-butenoic acid | 4-{[5-ethyl-3-(methoxycarbonyl)-2-thienyl]amino}-4-oxo-2-butenoic acid | C12H13NO5S
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20 | 208051-67-6 | 吡罗昔康杂质2 | methyl 4-methoxy-2-methyl-2H-benzo[e][1,2]thiazine-3-carboxylate 1,1-dioxide | C12H13NO5S
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21 | 444908-71-8 | (2E)-4-{[5-ethyl-3-(methoxycarbonyl)thiophen-2-yl]amino}-4-oxobut-2-enoic acid | (2E)-4-{[5-ethyl-3-(methoxycarbonyl)thiophen-2-yl]amino}-4-oxobut-2-enoic acid | C12H13NO5S
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22 | 7501-64-6 | ethyl 2-(7,9,9-trioxo-9$l^{6}-thia-8-azabicyclo[4.3.0]nona-1,3,5-trien -8-yl)propanoate | ethyl 2-(7,9,9-trioxo-9$l^{6}-thia-8-azabicyclo[4.3.0]nona-1,3,5-trien -8-yl)propanoate | C12H13NO5S
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23 | 76508-35-5 | 异丙基4-羟基-2H-1,2-苯并噻嗪-3-羧酸盐 1,1-二氧化物 ( 吡罗昔康杂质I ) | Isopropyl 4-Hydroxy;Isopropyl 4-hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide (piroxicam impurity i) | C12H13NO5S
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24 | 1376616-67-9 | 法罗培南氧化杂质 | 4-Thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid, 6-acetyl-7-oxo-3-[(2R)-tetrahydro-2-furanyl]-, (5R,6S)- | C12H13NO5S
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