6-hydroxy-5-[(3-methyl-4-phenyl-1H-pyrazol-5-yl)diazenyl]pyrimidine-2,4(1H,3H)-dione

Base Information

• Chemical Name: 6-hydroxy-5-[(3-methyl-4-phenyl-1H-pyrazol-5-yl)diazenyl]pyrimidine-2,4(1H,3H)-dione
• CAS No.: 1241965-60-5
• Molecular Formula: C₁₄H₁₂N₆O₃
• Molecular Weight: 312.288

Synonyms:6-hydroxy-5-[(3-methyl-4-phenyl-1H-pyrazol-5-yl)diazenyl]pyrimidine-2,4(1H,3H)-dione

Chemical Property of 6-hydroxy-5-[(3-methyl-4-phenyl-1H-pyrazol-5-yl)diazenyl]pyrimidine-2,4(1H,3H)-dione

Chemical Property:

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Technology Process of 6-hydroxy-5-[(3-methyl-4-phenyl-1H-pyrazol-5-yl)diazenyl]pyrimidine-2,4(1H,3H)-dione

There total 2 articles about 6-hydroxy-5-[(3-methyl-4-phenyl-1H-pyrazol-5-yl)diazenyl]pyrimidine-2,4(1H,3H)-dione 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: 93.0%

BARBITURIC ACID (67-52-7,944357-77-1) + 5-Amino-3-methyl-4-phenylpyrazole diazonium chloride → 6-hydroxy-5-[(3-methyl-4-phenyl-1H-pyrazol-5-yl)diazenyl]pyrimidine-2,4(1H,3H)-dione (1241965-60-5)

Guidance literature:

With sodium acetate; acetic acid; In water; at 20 ℃;

DOI:10.1002/jhet.1533

Reference yield:

3-methyl-4-phenyl-1H-pyrazol-5-amine (60419-81-0) → 6-hydroxy-5-[(3-methyl-4-phenyl-1H-pyrazol-5-yl)diazenyl]pyrimidine-2,4(1H,3H)-dione (1241965-60-5)

Guidance literature:

Multi-step reaction with 2 steps

1: sodium nitrite; hydrogenchloride / water / 0 - 5 °C

2: sodium acetate; acetic acid / water / 20 °C

With hydrogenchloride; sodium acetate; acetic acid; sodium nitrite; In water;

DOI:10.1002/jhet.1533

Reference yield: 67.0%

6-hydroxy-5-[(3-methyl-4-phenyl-1H-pyrazol-5-yl)diazenyl]pyrimidine-2,4(1H,3H)-dione (1241965-60-5) → 2-hydroxy-8-methyl-7-phenyl-3,4-dihydro-pyrazolo[5,1-c]pyrimido[4,5-e][1,2,4]triazin-4-one (93743-78-3)

Guidance literature:

With polyphosphoric acid; at 140 - 160 ℃; for 3h;

DOI:10.1002/jhet.1533

upstream raw materials:

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

BARBITURIC ACID

Downstream raw materials:

2-hydroxy-8-methyl-7-phenyl-3,4-dihydro-pyrazolo[5,1-c]pyrimido[4,5-e][1,2,4]triazin-4-one

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