1) Pyridine-2,3,5,6-tetracarboxylic acid
吡啶-2,3,5,6-四甲酸
2) pyrazine-2,3,5,6-tetracarboxylic acid
吡嗪-2,3,5,6-四甲酸
3) 2,3,5,6-tetrachloropyridine
2,3,5,6-四氯吡啶
1.
The yield of 2,3,5,6-tetrachloropyridine at lower temperature was taller than at higher temperature, but the catalyst was more deactivated at lower temperature because of parallel-side reactions.
以氯化锌为活性组分,活性炭为载体,通过气固催化氯化吡啶合成2,3,5,6-四氯吡啶。
2.
6% was prepared from 2,3,5,6-tetrachloropyridine and caustic sodium as raw material via High Pressure Autoclave.
以2,3,5,6-四氯吡啶、液碱为原料在高压釜中反应得到3,5,6-三氯吡啶醇钠,收率99。
3.
Starting from pentachloropyridine, intermediate product 2,3,5,6-tetrachloropyridine was prepared by reduction with zinc dust.
以五氯吡啶为原料,通过锌粉还原制备出中间产物2,3,5,6-四氯吡啶,再由2,3,5,6-四氯吡啶水解,制备出农药中间体3,5,6-三氯吡啶-2-酚。
4) 2,3,5,6-tetrachloro-4-methylsulfonylpyridine
2,3,5,6-四氯-4-甲磺酰基吡啶
5) 4-(methylsulfonyl)-2,3,5,6-tetrachloropyridine
2,3,5,6-四氯-4-(甲磺酰)吡啶
6) 2,3,5,6-tetraaminopyridine
2,3,5,6-四氨基吡啶盐酸盐
补充资料：四氯吡啶甲酸
分子式：C6HCl4NO2
分子量：260.89
CAS号：10469-09-7
性质：熔点210-214°C。
分子量：260.89
CAS号：10469-09-7
性质：熔点210-214°C。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条