Technology Process of 3-Amino-2,6-dibromoisonicotinic acid
There total 5 articles about 3-Amino-2,6-dibromoisonicotinic acid which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
In
diethyl ether; bromine; acetic acid;
- Guidance literature:
-
Multi-step reaction with 4 steps
1.1: tert-butyl alcohol / 24 h / 20 - 50 °C
2.1: n-butyllithium; N,N,N,N,-tetramethylethylenediamine / diethyl ether; hexane / -78 - -10 °C
2.2: 0.5 h / -78 °C
2.3: pH ~ 3 / Acidic aqueous solution
3.1: hydrogenchloride; water / methanol / 2.5 h / Heating / reflux
3.2: 20 °C / pH ~ 14
3.3: pH ~ 3
4.1: N-Bromosuccinimide / N,N-dimethyl-formamide / 4 h / 20 °C
4.3: pH ~ 2
With
hydrogenchloride; N-Bromosuccinimide; n-butyllithium; N,N,N,N,-tetramethylethylenediamine; water;
In
methanol; diethyl ether; hexane; N,N-dimethyl-formamide; tert-butyl alcohol;
- Guidance literature:
-
Multi-step reaction with 3 steps
1.1: n-butyllithium; N,N,N,N,-tetramethylethylenediamine / diethyl ether; hexane / -78 - -10 °C
1.2: 0.5 h / -78 °C
1.3: pH ~ 3 / Acidic aqueous solution
2.1: hydrogenchloride; water / methanol / 2.5 h / Heating / reflux
2.2: 20 °C / pH ~ 14
2.3: pH ~ 3
3.1: N-Bromosuccinimide / N,N-dimethyl-formamide / 4 h / 20 °C
3.3: pH ~ 2
With
hydrogenchloride; N-Bromosuccinimide; n-butyllithium; N,N,N,N,-tetramethylethylenediamine; water;
In
methanol; diethyl ether; hexane; N,N-dimethyl-formamide;