2,5-二(苯基氨基)-1,4-苯二甲酸合成路线 (共 12 条)
反应条件
PPA T=90 - 125°C; 3 h;
参考文献
Mitina, Valentina K.; Gerzevske, Kevin Rodney; Biry, Stephane; Halik, Christine
Patent: US2005/11403 A1, 2005 ;
Location in patent: Page 14 ;
反应条件
PPA T=90 - 125°C; 3 h;
参考文献
Mitina, Valentina K.; Gerzevske, Kevin Rodney; Biry, Stephane; Halik, Christine
Patent: US2005/11403 A1, 2005 ;
Location in patent: Page 14 ;
反应条件
sodium hydroxide; PPA; phosphoric acid in water
反应条件
PPA T=20 - 130°C; 1.5 h; Product distribution / selectivity;
参考文献
MCA TECHNOLOGIES GMBH
Patent: WO2005/85364 A1, 2005 ;
Location in patent: Page/Page column 13 ;
反应条件
PPA T=90 - 125°C; 3 h;
参考文献
Mitina, Valentina K.; Gerzevske, Kevin Rodney; Biry, Stephane; Halik, Christine
Patent: US2005/11403 A1, 2005 ;
Location in patent: Page 14 ;
反应条件
1: With hydrogenchloride in methanol; water
T=20 - 90°C; P=0 Torr; 5.25 h;
2: With sodium hydroxide; m-nitrobenzene sulfonic acid sodium salt in methanol; water
T=20 - 90°C; 5.25 h;
3: With hydrogenchloride in water
T=30 - 40°C; 0.5 h;
参考文献
Mitina, Valentina K.; Gerzevske, Kevin Rodney; Biry, Stephane; Halik, Christine
Patent: US2005/11403 A1, 2005 ;
Location in patent: Page 10 ;
反应条件
1: With toluene-4-sulfonic acid in 2-methyl-propan-1-ol
T=20 - 100°C; 4 h;
2: With sodium hydroxide; water; m-nitrobenzene sulfonic acid sodium salt
4 h; Heating / reflux;
参考文献
MCA TECHNOLOGIES GMBH
Patent: WO2005/85364 A1, 2005 ;
Location in patent: Page/Page column 15 ;
反应条件
1: With acetic acid in methanol
T=104°C; 6.5 h;
2: With sodium hydroxide; sodium p-nitrobenzenesulphonic acid in methanol; water
T=113°C; 5.5 h;
3: With sulfuric acid in methanol; water
T=40°C; pH=2.4 - 5.4; 1 h; Product distribution / selectivity;
参考文献
SUN CHEMICAL CORPORATION
Patent: WO2007/139724 A1, 2007 ;
Location in patent: Page/Page column 12-13 ;
反应条件
1: alcohol; glacial acetic acid
2: aqueous-alcoholic KOH-solution
3: concentrated natrium carbonate
View Scheme
参考文献
Liebermann
Justus Liebigs Annalen der Chemie, 1914 , vol. 404, p. 299
反应条件
1: (i) NaOMe, MeOH, N-methylpyrrolidone-2, (ii) /BRN= 511861/
2: 200 °C
3: aq. NaOH, HOCH2CH2OH
View Scheme
参考文献
Bock,G.
Chemische Berichte, 1967 , vol. 100, # 9 p. 2870 - 2884