Technology Process of methyl {[4-(5-cyano-7-isopropyl-1,3-benzoxazol-2-yl)benzoyl]amino}(piperidin-4-yl)acetate
There total 8 articles about methyl {[4-(5-cyano-7-isopropyl-1,3-benzoxazol-2-yl)benzoyl]amino}(piperidin-4-yl)acetate which
guide to synthetic route it.
The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:
synthetic route:
- Guidance literature:
-
With
water; trifluoroacetic acid;
at 20 ℃;
for 16h;
- Guidance literature:
-
Multi-step reaction with 8 steps
1.1: acetic acid; sodium nitrite / 50 °C
2.1: pyrographite / iron(III) chloride / methanol / 0.25 h / 65 °C
2.2: 2 h / Reflux
3.1: 1,4-dioxane / Reflux
3.2: Reflux
4.1: sodium carbonate / tetrakis(triphenylphosphine) palladium(0) / ethanol; water; toluene / 91 °C / Inert atmosphere
5.1: hydrogen / palladium 10% on activated carbon / tetrahydrofuran / 3 h / 60 °C / 517.16 Torr
6.1: lithium hydroxide monohydrate / tetrahydrofuran; methanol; water / 1 h / 50 °C
6.2: 0.08 h
7.1: N-ethyl-N,N-diisopropylamine; bromo-tris(1-pyrrolidinyl)phosphonium hexafluorophosphate / N,N-dimethyl-formamide / 72 h / 20 °C
8.1: water; trifluoroacetic acid / 16 h / 20 °C
With
lithium hydroxide monohydrate; water; hydrogen; sodium carbonate; pyrographite; acetic acid; N-ethyl-N,N-diisopropylamine; bromo-tris(1-pyrrolidinyl)phosphonium hexafluorophosphate; trifluoroacetic acid; sodium nitrite;
iron(III) chloride; tetrakis(triphenylphosphine) palladium(0); palladium 10% on activated carbon;
In
tetrahydrofuran; 1,4-dioxane; methanol; ethanol; water; N,N-dimethyl-formamide; toluene;
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: 1,4-dioxane / Reflux
1.2: Reflux
2.1: sodium carbonate / tetrakis(triphenylphosphine) palladium(0) / ethanol; water; toluene / 91 °C / Inert atmosphere
3.1: hydrogen / palladium 10% on activated carbon / tetrahydrofuran / 3 h / 60 °C / 517.16 Torr
4.1: lithium hydroxide monohydrate / tetrahydrofuran; methanol; water / 1 h / 50 °C
4.2: 0.08 h
5.1: N-ethyl-N,N-diisopropylamine; bromo-tris(1-pyrrolidinyl)phosphonium hexafluorophosphate / N,N-dimethyl-formamide / 72 h / 20 °C
6.1: water; trifluoroacetic acid / 16 h / 20 °C
With
lithium hydroxide monohydrate; water; hydrogen; sodium carbonate; N-ethyl-N,N-diisopropylamine; bromo-tris(1-pyrrolidinyl)phosphonium hexafluorophosphate; trifluoroacetic acid;
tetrakis(triphenylphosphine) palladium(0); palladium 10% on activated carbon;
In
tetrahydrofuran; 1,4-dioxane; methanol; ethanol; water; N,N-dimethyl-formamide; toluene;