4-(2-methoxycarbonylmethyl)-7-methyl-8-phenylpyrazolo[5,1-c][1,2,4]triazine-3-carboxylic acid methyl ester

Base Information

• Chemical Name: 4-(2-methoxycarbonylmethyl)-7-methyl-8-phenylpyrazolo[5,1-c][1,2,4]triazine-3-carboxylic acid methyl ester
• CAS No.: 908507-37-9
• Molecular Formula: C₁₇H₁₆N₄O₄
• Molecular Weight: 340.338

Synonyms:4-(2-methoxycarbonylmethyl)-7-methyl-8-phenylpyrazolo[5,1-c][1,2,4]triazine-3-carboxylic acid methyl ester

Chemical Property of 4-(2-methoxycarbonylmethyl)-7-methyl-8-phenylpyrazolo[5,1-c][1,2,4]triazine-3-carboxylic acid methyl ester

Chemical Property:

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Technology Process of 4-(2-methoxycarbonylmethyl)-7-methyl-8-phenylpyrazolo[5,1-c][1,2,4]triazine-3-carboxylic acid methyl ester

There total 1 articles about 4-(2-methoxycarbonylmethyl)-7-methyl-8-phenylpyrazolo[5,1-c][1,2,4]triazine-3-carboxylic acid methyl 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: 83.0%

3-oxopentanedioic acid dimethyl ester (1830-54-2) + 3-methyl-4-phenyl-1H-pyrazol-5-amine (60419-81-0) → 4-(2-methoxycarbonylmethyl)-7-methyl-8-phenylpyrazolo[5,1-c][1,2,4]triazine-3-carboxylic acid methyl ester (908507-37-9)

Guidance literature:

3-methyl-4-phenyl-1H-pyrazol-5-amine; With hydrogenchloride; sodium nitrite; In water; at 0 ℃;

3-oxopentanedioic acid dimethyl ester; With sodium acetate; In ethanol; water; for 1h;

With sulfuric acid; In water;

DOI:10.1007/s10593-009-0256-0

Reference yield: 40.0%

4-(2-methoxycarbonylmethyl)-7-methyl-8-phenylpyrazolo[5,1-c][1,2,4]triazine-3-carboxylic acid methyl ester (908507-37-9) → 9-hydroxy-2-methyl-3-phenyl-7,8-dihydro-6H-pyrazolo[5',1':3,4][1,2,4]triazino[6,5-d]diazepin-6-one (1190709-81-9)

Guidance literature:

With hydrazine hydrate; In ethanol; for 0.5h; Reflux;

DOI:10.1007/s10593-009-0256-0

upstream raw materials:

3-oxopentanedioic acid dimethyl ester

3-methyl-4-phenyl-1H-pyrazol-5-amine

Downstream raw materials:

9-hydroxy-2-methyl-3-phenyl-7,8-dihydro-6H-pyrazolo[5',1':3,4][1,2,4]triazino[6,5-d]diazepin-6-one

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