Technology Process of 4-Amino-5-butylpyridine-2-carboxylic acid
There total 6 articles about 4-Amino-5-butylpyridine-2-carboxylic acid which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
ammonium hydroxide; hydrogen sulfide;
for 2h;
Heating;
- Guidance literature:
-
Multi-step reaction with 6 steps
1: H2O2 / acetic acid
2: 24 percent / 65 percent HNO3, conc. H2SO4 / 3 h / 93 - 95 °C
3: 41 percent / 1 h / 120 - 130 °C
4: 68 percent / 10 percent HCl / 1.5 h / 80 °C
5: 86 percent / KMnO4, tetrabutylammoniumbromide / benzene; H2O / 1) 30 min, 5-10 deg C; 2) 30 min, 50 deg C
6: 19 percent / H2S, 25 percent NH3 / 2 h / Heating
With
hydrogenchloride; ammonium hydroxide; potassium permanganate; sulfuric acid; hydrogen sulfide; tetrabutylammomium bromide; dihydrogen peroxide; nitric acid;
In
water; acetic acid; benzene;
- Guidance literature:
-
Multi-step reaction with 4 steps
1: 41 percent / 1 h / 120 - 130 °C
2: 68 percent / 10 percent HCl / 1.5 h / 80 °C
3: 86 percent / KMnO4, tetrabutylammoniumbromide / benzene; H2O / 1) 30 min, 5-10 deg C; 2) 30 min, 50 deg C
4: 19 percent / H2S, 25 percent NH3 / 2 h / Heating
With
hydrogenchloride; ammonium hydroxide; potassium permanganate; hydrogen sulfide; tetrabutylammomium bromide;
In
water; benzene;