methyl 1-ethyl-3-methyl-4-{[(2-nitrophenyl)sulfonyl]amino}-1H-pyrazole-5-carboxylate

Base Information

• Chemical Name: methyl 1-ethyl-3-methyl-4-{[(2-nitrophenyl)sulfonyl]amino}-1H-pyrazole-5-carboxylate
• CAS No.: 1379534-38-9
• Molecular Formula: C₁₄H₁₆N₄O₆S
• Molecular Weight: 368.37

Synonyms:methyl 1-ethyl-3-methyl-4-{[(2-nitrophenyl)sulfonyl]amino}-1H-pyrazole-5-carboxylate

Chemical Property of methyl 1-ethyl-3-methyl-4-{[(2-nitrophenyl)sulfonyl]amino}-1H-pyrazole-5-carboxylate

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Technology Process of methyl 1-ethyl-3-methyl-4-{[(2-nitrophenyl)sulfonyl]amino}-1H-pyrazole-5-carboxylate

There total 1 articles about methyl 1-ethyl-3-methyl-4-{[(2-nitrophenyl)sulfonyl]amino}-1H-pyrazole-5-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: 97.0%

methyl 4-amino-1-ethyl-3-methyl-1H-pyrazole-5-carboxylate hydrochloride (1174008-71-9) + 2-Nitrobenzenesulfonyl chloride (1694-92-4) → methyl 1-ethyl-3-methyl-4-{[(2-nitrophenyl)sulfonyl]amino}-1H-pyrazole-5-carboxylate (1379534-38-9)

Guidance literature:

With triethylamine; In toluene; for 6h; Reflux;

DOI:10.3998/ark.5550190.0013.205

Reference yield: 95.0%

methyl 1-ethyl-3-methyl-4-{[(2-nitrophenyl)sulfonyl]amino}-1H-pyrazole-5-carboxylate (1379534-38-9) + ethyl iodide (75-03-6) → methyl 1-ethyl-4{ethyl[(2-nitrophenyl)sulfonyl]amino}-3-methyl-1H-pyrazole-5-carboxylate (1379534-40-3)

Guidance literature:

With potassium hydroxide; In acetone; for 0.333333h;

DOI:10.3998/ark.5550190.0013.205

Reference yield: 90.0%

methyl 1-ethyl-3-methyl-4-{[(2-nitrophenyl)sulfonyl]amino}-1H-pyrazole-5-carboxylate (1379534-38-9) + methyl iodide (74-88-4) → methyl 1-ethyl-3-methyl-4-{methyl[(2-nitrophenyl)sulfonyl]amino}-1H-pyrazole-5-carboxylate (1379534-39-0)

Guidance literature:

With potassium hydroxide; In acetone; for 0.333333h;

DOI:10.3998/ark.5550190.0013.205

upstream raw materials:

methyl 4-amino-1-ethyl-3-methyl-1H-pyrazole-5-carboxylate hydrochloride

2-Nitrobenzenesulfonyl chloride

Downstream raw materials:

methyl 1-ethyl-3-methyl-4-{methyl[(2-nitrophenyl)sulfonyl]amino}-1H-pyrazole-5-carboxylate

methyl 4-{[(2-aminophenyl)sulfonyl]amino}-1-ethyl-3-methyl-1H-pyrazole-5-carboxylate

methyl 4-{[(2-aminophenyl)sulfonyl](methyl)amino}-1-ethyl-3-methyl-1H-pyrazole-5-carboxylate

methyl 4-{[(2-aminophenyl)sulfonyl](ethyl)amino}-1-ethyl-3-methyl-1H-pyrazole-5-carboxylate

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