tert-butyl 4-(2-methoxy-4-(4-methylpyridin-3-yl)benzoyl)-2-methylpiperazine-1-carboxylate

Base Information

Chemical Name:tert-butyl 4-(2-methoxy-4-(4-methylpyridin-3-yl)benzoyl)-2-methylpiperazine-1-carboxylate
CAS No.:1616249-14-9
Molecular Formula:C₂₄H₃₁N₃O₄
Molecular Weight:425.528
Hs Code.:

Synonyms:tert-butyl 4-(2-methoxy-4-(4-methylpyridin-3-yl)benzoyl)-2-methylpiperazine-1-carboxylate

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Chemical Property of tert-butyl 4-(2-methoxy-4-(4-methylpyridin-3-yl)benzoyl)-2-methylpiperazine-1-carboxylate

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Technology Process of tert-butyl 4-(2-methoxy-4-(4-methylpyridin-3-yl)benzoyl)-2-methylpiperazine-1-carboxylate

There total 6 articles about tert-butyl 4-(2-methoxy-4-(4-methylpyridin-3-yl)benzoyl)-2-methylpiperazine-1-carboxylate 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:

Reference yield: 86.0%

: 1616249-09-2
2-methoxy-4-(4-methylpyridin-3-yl)benzoic acid

: 120737-78-2
tert-butyl 2-methylpiperazine-1-carboxylate

: 1616249-14-9
tert-butyl 4-(2-methoxy-4-(4-methylpyridin-3-yl)benzoyl)-2-methylpiperazine-1-carboxylate

Guidance literature:: With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; In dichloromethane; at 20 ℃; for 18h;
DOI:10.1039/c4ob00647j

Reference yield:

: 89-86-1
4-hydroxysalicylic acid

: 1616249-14-9
tert-butyl 4-(2-methoxy-4-(4-methylpyridin-3-yl)benzoyl)-2-methylpiperazine-1-carboxylate

Guidance literature:: Multi-step reaction with 6 steps

1.1: sulfuric acid / 18 h / Reflux

2.1: pyridine / dichloromethane / 24 h

3.1: caesium carbonate / tetrahydrofuran

4.1: sodium carbonate; tetrakis(triphenylphosphine) palladium⁽⁰⁾ / water; 1,4-dioxane / 0.33 h / 130 °C / Microwave irradiation

5.1: lithium hydroxide / methanol / 15 h / Reflux

5.2: 20 °C / pH 3

6.1: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine / dichloromethane / 18 h / 20 °C

With pyridine; tetrakis(triphenylphosphine) palladium⁽⁰⁾; sulfuric acid; sodium carbonate; benzotriazol-1-ol; caesium carbonate; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; lithium hydroxide; In tetrahydrofuran; 1,4-dioxane; methanol; dichloromethane; water; 4.1: |Suzuki Coupling;
DOI:10.1039/c4ob00647j

Reference yield:

: 4143-00-4
ethyl 2,4-dihydroxybenzoate

: 1616249-14-9
tert-butyl 4-(2-methoxy-4-(4-methylpyridin-3-yl)benzoyl)-2-methylpiperazine-1-carboxylate

Guidance literature:: Multi-step reaction with 5 steps

1.1: pyridine / dichloromethane / 24 h

2.1: caesium carbonate / tetrahydrofuran

3.1: sodium carbonate; tetrakis(triphenylphosphine) palladium⁽⁰⁾ / water; 1,4-dioxane / 0.33 h / 130 °C / Microwave irradiation

4.1: lithium hydroxide / methanol / 15 h / Reflux

4.2: 20 °C / pH 3

5.1: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine / dichloromethane / 18 h / 20 °C

With pyridine; tetrakis(triphenylphosphine) palladium⁽⁰⁾; sodium carbonate; benzotriazol-1-ol; caesium carbonate; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; lithium hydroxide; In tetrahydrofuran; 1,4-dioxane; methanol; dichloromethane; water; 3.1: |Suzuki Coupling;
DOI:10.1039/c4ob00647j