Technology Process of ethyl 4-((7-aminopyrazolo[1,5-a]pyrimidin-5-yl)methyl)cyclohexanecarboxylate
There total 8 articles about ethyl 4-((7-aminopyrazolo[1,5-a]pyrimidin-5-yl)methyl)cyclohexanecarboxylate which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
ammonia;
In
methanol;
at 90 ℃;
for 4h;
Microwave irradiation;
- Guidance literature:
-
Multi-step reaction with 8 steps
1.1: sodium hydride / tetrahydrofuran; mineral oil / 0.5 h / 20 °C
1.2: 18 h / 0 - 20 °C
2.1: hydrogen / 5% Pd(II)/C(eggshell) / ethyl acetate / 18 h / Inert atmosphere; Sealed tube
3.1: hydrogenchloride / 1,4-dioxane / 2 h / 20 °C
4.1: tetrahydrofuran / 18 h / 20 °C
5.1: lithium hexamethyldisilazane / tetrahydrofuran / 1 h / -78 °C / Inert atmosphere
5.2: 18 h / -78 - 20 °C / Inert atmosphere
6.1: 18 h / 100 °C / Neat (no solvent)
7.1: trichlorophosphate; N,N-dimethyl-aniline / 18 h / 20 °C
7.2: 0 °C
8.1: ammonia / methanol / 4 h / 90 °C / Microwave irradiation
With
hydrogenchloride; ammonia; hydrogen; sodium hydride; N,N-dimethyl-aniline; lithium hexamethyldisilazane; trichlorophosphate;
5% Pd(II)/C(eggshell);
In
tetrahydrofuran; 1,4-dioxane; methanol; ethyl acetate; mineral oil;
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: hydrogen / 5% Pd(II)/C(eggshell) / ethyl acetate / 18 h / Inert atmosphere; Sealed tube
2.1: hydrogenchloride / 1,4-dioxane / 2 h / 20 °C
3.1: tetrahydrofuran / 18 h / 20 °C
4.1: lithium hexamethyldisilazane / tetrahydrofuran / 1 h / -78 °C / Inert atmosphere
4.2: 18 h / -78 - 20 °C / Inert atmosphere
5.1: 18 h / 100 °C / Neat (no solvent)
6.1: trichlorophosphate; N,N-dimethyl-aniline / 18 h / 20 °C
6.2: 0 °C
7.1: ammonia / methanol / 4 h / 90 °C / Microwave irradiation
With
hydrogenchloride; ammonia; hydrogen; N,N-dimethyl-aniline; lithium hexamethyldisilazane; trichlorophosphate;
5% Pd(II)/C(eggshell);
In
tetrahydrofuran; 1,4-dioxane; methanol; ethyl acetate;