1-[2-chloro-4-(trifluoromethyl)benzyl]-3-(methoxymethoxy)-1H-pyrazole-5-carbaldehyde

Base Information

Chemical Name:1-[2-chloro-4-(trifluoromethyl)benzyl]-3-(methoxymethoxy)-1H-pyrazole-5-carbaldehyde
CAS No.:926296-31-3
Molecular Formula:C₁₄H₁₂ClF₃N₂O₃
Molecular Weight:348.709
Hs Code.:

Synonyms:1-[2-chloro-4-(trifluoromethyl)benzyl]-3-(methoxymethoxy)-1H-pyrazole-5-carbaldehyde

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Chemical Property of 1-[2-chloro-4-(trifluoromethyl)benzyl]-3-(methoxymethoxy)-1H-pyrazole-5-carbaldehyde

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Technology Process of 1-[2-chloro-4-(trifluoromethyl)benzyl]-3-(methoxymethoxy)-1H-pyrazole-5-carbaldehyde

There total 4 articles about 1-[2-chloro-4-(trifluoromethyl)benzyl]-3-(methoxymethoxy)-1H-pyrazole-5-carbaldehyde 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: 85.0%

: 926296-30-2
1-[2-chloro-4-(trifluoromethyl)benzyl]-N-methoxy-3-(methoxymethoxy)-N-methyl-1H-pyrazole-5-carboxamide

: 926296-31-3
1-[2-chloro-4-(trifluoromethyl)benzyl]-3-(methoxymethoxy)-1H-pyrazole-5-carbaldehyde

Guidance literature:: 1-[2-chloro-4-(trifluoromethyl)benzyl]-N-methoxy-3-(methoxymethoxy)-N-methyl-1H-pyrazole-5-carboxamide; With diisobutylaluminium hydride; In tetrahydrofuran; toluene; at 0 ℃; for 1h;

With methanol; In tetrahydrofuran; toluene;

Reference yield:

: 1-[2-chloro-4-(trifluoromethyl)benzyl]-3-(methoxymethoxy)-1H-pyrazole-5-carboxylic acid

: 926296-31-3
1-[2-chloro-4-(trifluoromethyl)benzyl]-3-(methoxymethoxy)-1H-pyrazole-5-carbaldehyde

Guidance literature:: Multi-step reaction with 2 steps

1: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine / N,N-dimethyl-formamide / 15 h / 20 °C

2: diisobutylaluminium hydride / tetrahydrofuran; toluene / -78 - 0 °C

With diisobutylaluminium hydride; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; In tetrahydrofuran; N,N-dimethyl-formamide; toluene;
DOI:10.1016/j.bmc.2011.12.008

Reference yield:

: 926296-28-8
methyl 1-[2-chloro-4-(trifluoromethyl)benzyl]-3-(methoxymethoxy)-1H-pyrazole-5-carboxylate

: 926296-31-3
1-[2-chloro-4-(trifluoromethyl)benzyl]-3-(methoxymethoxy)-1H-pyrazole-5-carbaldehyde

Guidance literature:: Multi-step reaction with 3 steps

1: sodium hydroxide / tetrahydrofuran; methanol / 50 °C

2: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine / N,N-dimethyl-formamide / 15 h / 20 °C

3: diisobutylaluminium hydride / tetrahydrofuran; toluene / -78 - 0 °C

With diisobutylaluminium hydride; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; sodium hydroxide; In tetrahydrofuran; methanol; N,N-dimethyl-formamide; toluene;
DOI:10.1016/j.bmc.2011.12.008