噻托溴铵杂质
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- CAS号:
- 10304-09-3
- 英文名:
- Ethanedioic acid,1-methyl ester, potassium salt (1:1)
- 英文别名:
- Methyl potassium oxalate 95%;Potassium methoxy(oxo)acetate;Potassium 2-methoxy-2-oxoacetate;potassium methyl hydrogen oxalate;potassium oxalate monomethyl ester;Tiotropium Bromide Impurity 8 Potassium Salt;Ethanedioic acid,1-methyl ester, potassium salt;Ethanedioicacid,monomethylester,potassiumsalt(1:1);Ethanedioic acid, monomethyl ester, potassium salt;Ethanedioic acid,1-methyl ester, potassium salt (1:1)
- 中文名:
- 噻托溴铵杂质
- 中文别名:
- 草酸单钾盐;噻托溴铵杂质8钾盐;2-甲氧基-2-氧代乙酸钾
- CBNumber:
- CB23177664
- 分子式:
- C3H3KO4
- 分子量:
- 142.15182
- MOL File:
- 10304-09-3.mol
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噻托溴铵杂质化学性质
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熔点:
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197 °C
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储存条件:
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Inert atmosphere,Room Temperature
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形态:
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solid
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颜色:
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White
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噻托溴铵杂质性质、用途与生产工艺
生产方法
以草酸二甲酯为原料合成2-甲氧基-2-氧代乙酸钾的一般步骤：将1.2 g草酸二甲酯和0.98 g乙酸钾溶于10 mL甲醇和10 mL水的混合溶剂中。将反应混合物在80℃下搅拌反应3小时。反应完成后，通过减压蒸馏除去溶剂。得到白色固体产物，产率定量。
参考文献：
[1] Patent: WO2005/53609, 2005, A2. Location in patent: Page/Page column 25-26
[2] Patent: WO2005/53609, 2005, A2. Location in patent: Page/Page column 25-26
[3] Patent: CN105439883, 2016, A. Location in patent: Paragraph 0051
[4] Chemical and Pharmaceutical Bulletin, 1998, vol. 46, # 3, p. 514 - 517
[5] Journal of the American Chemical Society,
噻托溴铵杂质
上下游产品信息
上游原料
下游产品
| 更新日期 | 产品编号 | 产品名称 | CAS编号 | 包装 | 价格 |
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| 2025/05/22 | XW021030409305 | 2-甲氧基-2-氧代乙酸钾
Potassium 2-methoxy-2-oxoacetate | | 25g | 1989元 |
| 2025/05/22 | XW021030409304 | 2-甲氧基-2-氧代乙酸钾
Potassium 2-methoxy-2-oxoacetate | | 10g | 987元 |
10304-09-3, 噻托溴铵杂质 相关搜索:
- 对照品-杂质对照品
- C3H3O4K
- C3H4O4K
- 草酸单钾盐
- 噻托溴铵杂质8钾盐
- 2-甲氧基-2-氧代乙酸钾
- 10304-09-3
- Ethanedioic acid,1-methyl ester, potassium salt (1:1)
- potassium methyl hydrogen oxalate
- Potassium methoxy(oxo)acetate
- Ethanedioicacid,monomethylester,potassiumsalt(1:1)
- Ethanedioic acid, monomethyl ester, potassium salt
- Methyl potassium oxalate 95%
- Ethanedioic acid,1-methyl ester, potassium salt
- potassium oxalate monomethyl ester
- Tiotropium Bromide Impurity 8 Potassium Salt
- Potassium 2-methoxy-2-oxoacetate