N,5-dimethoxy-N-methyl-4-oxo-1-[3-(trifluoromethyl)phenyl]-1,4-dihydropyridazine-3-carboxamide

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Chemical Name:N,5-dimethoxy-N-methyl-4-oxo-1-[3-(trifluoromethyl)phenyl]-1,4-dihydropyridazine-3-carboxamide
CAS No.:1238701-64-8
Molecular Formula:C₁₅H₁₄F₃N₃O₄
Molecular Weight:357.289
Hs Code.:

Synonyms:N,5-dimethoxy-N-methyl-4-oxo-1-[3-(trifluoromethyl)phenyl]-1,4-dihydropyridazine-3-carboxamide

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Chemical Property of N,5-dimethoxy-N-methyl-4-oxo-1-[3-(trifluoromethyl)phenyl]-1,4-dihydropyridazine-3-carboxamide

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Technology Process of N,5-dimethoxy-N-methyl-4-oxo-1-[3-(trifluoromethyl)phenyl]-1,4-dihydropyridazine-3-carboxamide

There total 4 articles about N,5-dimethoxy-N-methyl-4-oxo-1-[3-(trifluoromethyl)phenyl]-1,4-dihydropyridazine-3-carboxamide 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: 67.0%

: 1238701-62-6
methyl 5-methoxy-4-oxo-1-[3-(trifluoromethyl)phenyl]-1,4-dihydropyridazine-3-carboxylate

: 6638-79-5
N,O-dimethylhydroxylamine*hydrochloride

: 1238701-64-8
N,5-dimethoxy-N-methyl-4-oxo-1-[3-(trifluoromethyl)phenyl]-1,4-dihydropyridazine-3-carboxamide

Guidance literature:: N,O-dimethylhydroxylamine*hydrochloride; With trimethylaluminum; N-ethyl-N,N-diisopropylamine; In dichloromethane; toluene; at 0 ℃; Inert atmosphere;

methyl 5-methoxy-4-oxo-1-[3-(trifluoromethyl)phenyl]-1,4-dihydropyridazine-3-carboxylate; In dichloromethane; toluene; at 0 ℃;

Reference yield:

: 98-16-8
3-trifluoromethylaniline

: 1238701-64-8
N,5-dimethoxy-N-methyl-4-oxo-1-[3-(trifluoromethyl)phenyl]-1,4-dihydropyridazine-3-carboxamide

Guidance literature:: Multi-step reaction with 3 steps

1.1: sodium nitrite; hydrogenchloride / water / 0.25 h / 0 °C

1.2: 0 °C

2.1: 4 h / Reflux

3.1: N-ethyl-N,N-diisopropylamine; trimethylaluminum / toluene; dichloromethane / 1 h / 0 °C / Inert atmosphere

3.2: 1 h / 0 °C / Inert atmosphere

With hydrogenchloride; trimethylaluminum; N-ethyl-N,N-diisopropylamine; sodium nitrite; In dichloromethane; water; toluene;
DOI:10.1021/jm5013648

Reference yield:

: 1238701-59-1
methyl 4-methoxy-3-oxo-2-{[3-(trifluoromethyl)phenyl]hydrazono}butanoate

: 1238701-64-8
N,5-dimethoxy-N-methyl-4-oxo-1-[3-(trifluoromethyl)phenyl]-1,4-dihydropyridazine-3-carboxamide

Guidance literature:: Multi-step reaction with 2 steps

1.1: 4 h / Reflux

2.1: N-ethyl-N,N-diisopropylamine; trimethylaluminum / toluene; dichloromethane / 1 h / 0 °C / Inert atmosphere

2.2: 1 h / 0 °C / Inert atmosphere

With trimethylaluminum; N-ethyl-N,N-diisopropylamine; In dichloromethane; toluene;
DOI:10.1021/jm5013648