1) 2,3,5,6-tetraiodoterephthalamide

2,3,5,6-四碘对苯二甲酰胺
1.
N,N1-bis[(2,3-Dihydroxypropyl)]-2,3,5,6-tetraiodoterephthalamide and N,N′-bis[1,3-Dihydroxypropyl]2,3,5,6-tetraiodoterephthalamide are synthesized by iodination of terephthalic acid,acyl chloride and amdiation.
以对苯二甲酸和碘为原料,以质量分数为50%的发烟硫酸为溶剂,合成四碘对苯二甲酸,再与氯化亚砜反应得到酰氯,最后与二羟基丙基胺反应,合成N,N′双(2,3-二羟丙基)-2,3,5,6-四碘对苯二甲酰胺和N,N′(1,3-二羟丙基)-2,3,5,6-四碘对苯二甲酰胺。
3) 2,3,5,6-tetrachlorophthalonitrile

2,3,5,6-四氯对苯二甲腈
1.
Reacting 2,3,5,6-tetrachlorophthalonitrile with anhydrous KF in DMF at 110℃ for 4 h produced 2,3,5,6-tetrafluoroterephthalonitrile with a yield of 71.
2,3,5,6-四氯对苯二甲腈与无水氟化钾在DMF中于110℃反应4h,产物2,3,5,6-四氟对苯二甲腈的收率为71。
4) 2,3,5,6-tetrofluoroterephthalonitrile

2,3,5,6-四氟对苯二甲腈
1.
2,3,5,6-Tetrafluorobenzoic acid was prepared from 2,3,5,6-tetrofluoroterephthalonitrile with sulfuric acid as catalyst.
0统计软件,对硫酸催化2,3,5,6-四氟对苯二甲腈合成2,3,5,6-四氟苯甲酸的工艺进行优化,通过四因素三水平正交实验,结果表明,影响收率的主要因素依次是:反应温度、催化剂用量、腈水摩尔比、反应时间。
5) 2,3,5,6-tetrafluoroterephthalic acid

2,3,5,6-四氟对苯二甲酸
6) 2,3,5,6-tetrafluorophthalonitrile

2,3,5,6-四氟对苯二甲睛
补充资料:四氟对苯二甲醇
CAS号 92339-07-6
分子式 C8H6F4O2
分子量 210.08
分子式 C8H6F4O2
分子量 210.08
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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