2-ThiophenecarboxaMide, 5-chloro-N-Methyl-
- Product Name
- 2-ThiophenecarboxaMide, 5-chloro-N-Methyl-
- CAS No.
- 97799-98-9
- Chemical Name
- 2-ThiophenecarboxaMide, 5-chloro-N-Methyl-
- Synonyms
- Rivaroxaban K;Rivaroxaban impurity P2-S;Rivaroxaban CMTCA Impurity;5-Chloro-N-methylthiophene-2-carboxamide;5-chloro-N-methyl-2-thiophenecarboxamide;2-Thiophenecarboxamide, 5-chloro-N-methyl-;5-chloro-2-thiophenecarboxylic acid N-methylamide;Rivaroxaban Impurity E/ Rivaroxaban CMTCA Impurity;Rivaroxaban impurity N: 5-chlorothiophene-2-carboxamide;Imp. D:5-Chloro-2-Thiophenecarboxylic Acid N-Methylamide
- CBNumber
- CB72707364
- Molecular Formula
- C6H6ClNOS
- Formula Weight
- 175.64
- MOL File
- 97799-98-9.mol
2-ThiophenecarboxaMide, 5-chloro-N-Methyl- Property
- Melting point:
- 164-166°C
- storage temp.
- Refrigerator
- solubility
- Chloroform (Slightly), Methanol (Slightly)
- form
- Solid
- color
- White to Off-White
N-Bromosuccinimide Price
- Product number
- C373840
- Product name
- 5-Chloro-N-methylthiophene-2-carboxamide
- Packaging
- 1g
- Price
- $150
- Updated
- 2021/12/16
- Product number
- HCH0135360
- Product name
- 5-CHLORO-N-METHYLTHIOPHENE-2-CARBOXAMIDE
- Purity
- 95.00%
- Packaging
- 5MG
- Price
- $500.1
- Updated
- 2021/12/16
- Product number
- 91647
- Product name
- 5-Chloro-N-methylthiophene-2-carboxamide
- Packaging
- 10g
- Price
- $1600
- Updated
- 2021/12/16
2-ThiophenecarboxaMide, 5-chloro-N-Methyl- Chemical Properties,Usage,Production
Uses
5-Chloro-N-methylthiophene-2-carboxamide is an impurity of Rivaroxaban (R538000), which is a novel antithrombotic agent. A highly potent and selective, direct FXa inhibitor.
Synthesis
Step add 5-chlorothiophene-2-carboxylic acid, dichloromethane, dichlorosulfoxide dropwise at 0 , dropwise addition, room temperature stirring for 4 hours;
Step dropwise addition of aqueous solution with a mass concentration of 40% of methylamine at 0 , dropwise addition is completed, stirring at room temperature for 18 hours;
Step after the extraction of filtration, the cake is dried at 55 , the solid is 5-chlorothiophene-2-carboxymethylamine;
5-chlorothiophene-2-carboxylic acid, dichloromethane, dichlorosulfoxide, 40% methylamine. The solid is 5-chlorothiophene-2-carboxamide;
5-chlorothiophene-2-carboxylic acid, dichloromethane, dichlorosulfoxide, 40% methylamine aqueous solution of the addition of 20 g, 500 ml, 49.52 g, 107.73 g;
5-chlorothiophene-2-carboxamide is 10 g, the yield of 41.03%, purity of 99.80%.
2-ThiophenecarboxaMide, 5-chloro-N-Methyl- Preparation Products And Raw materials
Raw materials
Preparation Products
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