5-(2,3-dimethyl-phenylamino)-1-methyl-1H-pyrazole-3-carboxylic acid ethyl ester

Base Information

Chemical Name:5-(2,3-dimethyl-phenylamino)-1-methyl-1H-pyrazole-3-carboxylic acid ethyl ester
CAS No.:888703-71-7
Molecular Formula:C₁₅H₁₉N₃O₂
Molecular Weight:273.335
Hs Code.:

5-(2,3-dimethyl-phenylamino)-1-methyl-1<i>H</i>-pyrazole-3-carboxylic acid ethyl ester

Synonyms:5-(2,3-dimethyl-phenylamino)-1-methyl-1H-pyrazole-3-carboxylic acid ethyl ester

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Chemical Property of 5-(2,3-dimethyl-phenylamino)-1-methyl-1H-pyrazole-3-carboxylic acid ethyl ester

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Technology Process of 5-(2,3-dimethyl-phenylamino)-1-methyl-1H-pyrazole-3-carboxylic acid ethyl ester

There total 4 articles about 5-(2,3-dimethyl-phenylamino)-1-methyl-1H-pyrazole-3-carboxylic acid ethyl ester 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: 41.0%

: 888703-70-6
5-(2,3-dimethyl-phenylamino)-1H-pyrazole-3-carboxylic acid ethyl ester

: 74-88-4
methyl iodide

: 888703-71-7
5-(2,3-dimethyl-phenylamino)-1-methyl-1H-pyrazole-3-carboxylic acid ethyl ester

Guidance literature:: With caesium carbonate; In acetone; at 0 - 20 ℃; for 24h;
DOI:10.1016/j.bmcl.2006.01.126

Reference yield:

: 2980-86-1
3-methyl-o-tolyl isocyanide

: 888703-71-7
5-(2,3-dimethyl-phenylamino)-1-methyl-1H-pyrazole-3-carboxylic acid ethyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 35 percent / Na₂CO₃ / CH₂Cl₂ / 24 h / 20 °C

2: 100 percent / TFA / 1 h

3: 41 percent / Cs₂CO₃ / acetone / 24 h / 0 - 20 °C

With sodium carbonate; caesium carbonate; trifluoroacetic acid; In dichloromethane; acetone;
DOI:10.1016/j.bmcl.2006.01.126

Reference yield:

: 5-(2,3-dimethyl-phenylamino)-pyrazole-1,3-dicarboxylic acid 1-tert-butyl ester 3-ethyl ester

: 888703-71-7
5-(2,3-dimethyl-phenylamino)-1-methyl-1H-pyrazole-3-carboxylic acid ethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 100 percent / TFA / 1 h

2: 41 percent / Cs₂CO₃ / acetone / 24 h / 0 - 20 °C

With caesium carbonate; trifluoroacetic acid; In acetone;
DOI:10.1016/j.bmcl.2006.01.126