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1)  4-(5-Amino-6-hydroxybenzoxazole-2-yl)benzoic acid(ABA)
4-(5-氨基-6-羟基-2-苯并噁唑基)苯甲酸(ABA)
2)  4-(5-amino-6-hydroxybenzoxazole-2-yl)benzoic acid ABA
4-(5-氨基-6-羟基-2-苯并噁唑基)苯甲酸ABA
3)  methyl 4-(5-amino-6-hydroxybenzoxazole-2-yl)benzoate
4-(5-氨基-6-羟基-2-苯并噁唑基)苯甲酸甲酯
1.
The results showed that ABA was conveniently synthesized from methyl 4-(5-amino-6-hydroxybenzoxazole-2-yl)benzoate (MAB) with purity of 99.
以4-(5-氨基-6-羟基-2-苯并噁唑基)苯甲酸甲酯(MAB)为原料,60~100℃于碳酸钾水溶液中水解反应至溶液澄清,用还原性弱酸性盐的水液在pH值6。
4)  4-(5-amino-6-hydroxybenzoxazole-2-yl)benzoic acid salt
4-(5-氨基-6-羟基-2-苯并噁唑基)苯甲酸盐
5)  2-(4-methoxycarbonylphenyl)-5-amino-6-hydroxybenzoxazole(MAB)
2-(4-甲氧羰基苯基)-5-氨基-6-羟基苯噁并唑(MAB)
6)  Na2S2O4 reduction
4-(5-硝基-6-羟基-2-苯并噁唑基)苯甲酸甲酯(MNB)
1.
The experimental results showed that high-purity ABA was one-pot synthesized from methyl 4-(5-nitro-6-hydroxybenzoxazole-2-yl)benzoate(MNB) via K2CO3 hydrolysis and Na2S2O4 reduction with yield of 78.
结果表明:采用以4-(5-硝基-6-羟基-2-苯并噁唑基)苯甲酸甲酯(MNB)为原料,经碳酸钾水解、连二亚硫酸钠还原—锅法合成高纯度ABA的新工艺,具有工艺简练、操作安全以及良好的经济性等特点,避开了原路线中昂贵的Pd/C催化剂和残留溶剂的阻聚效应,纯度达98%,总收率78。
补充资料:[3-(aminosulfonyl)-4-chloro-N-(2.3-dihydro-2-methyl-1H-indol-1-yl)benzamide]
分子式:C16H16ClN3O3S
分子量:365.5
CAS号:26807-65-8

性质:暂无

制备方法:暂无

用途:用于轻、中度原发性高血压。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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