1,3-dimethyl-2,4-dioxo-5-phenyl-1H,2H,3H,4H-pyrano-[4,3-d]pyrimidinium perchlorate

Base Information

• Chemical Name: 1,3-dimethyl-2,4-dioxo-5-phenyl-1H,2H,3H,4H-pyrano-[4,3-d]pyrimidinium perchlorate
• CAS No.: 1201628-79-6
• Molecular Formula: C₁₅H₁₃N₂O₃*ClO₄
• Molecular Weight: 368.73

Synonyms:1,3-dimethyl-2,4-dioxo-5-phenyl-1H,2H,3H,4H-pyrano-[4,3-d]pyrimidinium perchlorate

Chemical Property of 1,3-dimethyl-2,4-dioxo-5-phenyl-1H,2H,3H,4H-pyrano-[4,3-d]pyrimidinium perchlorate

Chemical Property:

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Technology Process of 1,3-dimethyl-2,4-dioxo-5-phenyl-1H,2H,3H,4H-pyrano-[4,3-d]pyrimidinium perchlorate

There total 2 articles about 1,3-dimethyl-2,4-dioxo-5-phenyl-1H,2H,3H,4H-pyrano-[4,3-d]pyrimidinium perchlorate 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: 87.0%

5-benzoyl-1,3-dimethyl-6-(2-morpholinoethenyl)pyrimidine-2,4(1H,3H)-dione (1201628-77-4) → 1,3-dimethyl-2,4-dioxo-5-phenyl-1H,2H,3H,4H-pyrano-[4,3-d]pyrimidinium perchlorate (1201628-79-6)

Guidance literature:

With perchloric acid; In orthoformic acid triethyl ester; for 0.0833333h; Reflux;

DOI:10.1007/s11172-008-0232-3

Reference yield:

5-benzoyl-1,3,6-trimethylpyrimidine-2,4(1H,3H)-dione (444058-30-4) → 1,3-dimethyl-2,4-dioxo-5-phenyl-1H,2H,3H,4H-pyrano-[4,3-d]pyrimidinium perchlorate (1201628-79-6)

Guidance literature:

Multi-step reaction with 2 steps

1: 2 h / Reflux

2: perchloric acid / orthoformic acid triethyl ester / 0.08 h / Reflux

With perchloric acid; In orthoformic acid triethyl ester;

DOI:10.1007/s11172-008-0232-3

Reference yield: 86.0%

N-(4-methoxybenzylidene)-4-bromoaniline (15485-23-1) + 1,3-dimethyl-2,4-dioxo-5-phenyl-1H,2H,3H,4H-pyrano-[4,3-d]pyrimidinium perchlorate (1201628-79-6) → C21H17BrN3O2(1+)*ClO4(1-) (1235976-93-8) + 4-methoxy-benzaldehyde (123-11-5)

Guidance literature:

In acetic acid; for 0.166667h; Heating;

DOI:10.1007/s11172-009-0196-y

upstream raw materials:

5-benzoyl-1,3-dimethyl-6-(2-morpholinoethenyl)pyrimidine-2,4(1H,3H)-dione

5-benzoyl-1,3,6-trimethylpyrimidine-2,4(1H,3H)-dione

Downstream raw materials:

C₂₁H₁₇BrN₃O₂⁽¹⁺⁾*ClO₄^(1-)

4-methoxy-benzaldehyde

C₂₁H₁₇FN₃O₂⁽¹⁺⁾*ClO₄^(1-)

3-nitro-benzaldehyde

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