Technology Process of 1H-Indole-1,5-dicarboxylic acid, 3-(1-cyano-1-methylethyl)-, 1-(1,1-dimethylethyl) 5-methyl ester
There total 1 articles about 1H-Indole-1,5-dicarboxylic acid, 3-(1-cyano-1-methylethyl)-, 1-(1,1-dimethylethyl) 5-methyl ester which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
3-cyanomethyl-indole-1,5-dicarboxylic acid 1-tert-butyl ester 5-methyl ester;
With
sodium hydride;
In
N,N-dimethyl-formamide;
at 0 ℃;
for 0.5h;
methyl iodide;
In
N,N-dimethyl-formamide;
at 0 - 20 ℃;
for 3h;
- Guidance literature:
-
Multi-step reaction with 3 steps
1: platinum(IV) oxide; hydrogen / methanol; tetrahydrofuran; chloroform / 16 h / 3102.97 Torr
2: trifluoroacetic acid / dichloromethane / 0 - 20 °C
3: triethylamine / dichloromethane / 1 h / 0 - 20 °C
With
platinum(IV) oxide; hydrogen; triethylamine; trifluoroacetic acid;
In
tetrahydrofuran; methanol; dichloromethane; chloroform;
- Guidance literature:
-
Multi-step reaction with 4 steps
1.1: hydrogen / platinum(IV) oxide / ethanol / 48 h / 2585.81 Torr
2.1: triethylamine / dichloromethane / 0.5 h / 0 - 20 °C
3.1: hydrogen bromide / acetic acid; acetonitrile / 1 h / Heating / reflux
4.1: methanol; lithium hydroxide; water / tetrahydrofuran / 3 h / 80 °C
4.2: pH 4
With
methanol; lithium hydroxide; water; hydrogen bromide; hydrogen; triethylamine;
platinum(IV) oxide;
In
tetrahydrofuran; ethanol; dichloromethane; acetic acid; acetonitrile;