7?amino?5?(3?bromophenyl)?1,3?dimethyl?2,4?dioxo?1,3,4,5?tetrahydro?2H?pyrano[2,3?d]pyrimidine?6?carbonitrile

Base Information

• Chemical Name: 7?amino?5?(3?bromophenyl)?1,3?dimethyl?2,4?dioxo?1,3,4,5?tetrahydro?2H?pyrano[2,3?d]pyrimidine?6?carbonitrile
• CAS No.: 331950-33-5
• Molecular Formula: C₁₆H₁₃BrN₄O₃
• Molecular Weight: 389.208

Synonyms:7?amino?5?(3?bromophenyl)?1,3?dimethyl?2,4?dioxo?1,3,4,5?tetrahydro?2H?pyrano[2,3?d]pyrimidine?6?carbonitrile

Chemical Property of 7?amino?5?(3?bromophenyl)?1,3?dimethyl?2,4?dioxo?1,3,4,5?tetrahydro?2H?pyrano[2,3?d]pyrimidine?6?carbonitrile

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Technology Process of 7?amino?5?(3?bromophenyl)?1,3?dimethyl?2,4?dioxo?1,3,4,5?tetrahydro?2H?pyrano[2,3?d]pyrimidine?6?carbonitrile

There total 1 articles about 7?amino?5?(3?bromophenyl)?1,3?dimethyl?2,4?dioxo?1,3,4,5?tetrahydro?2H?pyrano[2,3?d]pyrimidine?6?carbonitrile 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%

1,3-dimethylbarbituric acid (769-42-6) + m-bromobenzoic aldehyde (3132-99-8) + malononitrile (109-77-3) → 7?amino?5?(3?bromophenyl)?1,3?dimethyl?2,4?dioxo?1,3,4,5?tetrahydro?2H?pyrano[2,3?d]pyrimidine?6?carbonitrile (331950-33-5)

Guidance literature:

With urea-based ionic liquid stabilized on silica-coated Fe₃O₄ magnetic nanoparticles; In neat (no solvent); at 60 ℃; for 0.5h; Green chemistry;

DOI:10.1002/aoc.3428

Reference yield: 92.0%

7?amino?5?(3?bromophenyl)?1,3?dimethyl?2,4?dioxo?1,3,4,5?tetrahydro?2H?pyrano[2,3?d]pyrimidine?6?carbonitrile (331950-33-5) + hexanoic acid (142-62-1) → 5-(3-bromophenyl)-1,3-dimethyl-8-pentyl-5,7-dihydro-2H-pyrimido[5',4':5,6]pyrano[2,3-d]pyrimidine-2,4,6(1H,3H)-trione

Guidance literature:

With trichlorophosphate; for 2h; Reflux;

DOI:10.1134/S1070363218120290

Reference yield: 87.0%

7?amino?5?(3?bromophenyl)?1,3?dimethyl?2,4?dioxo?1,3,4,5?tetrahydro?2H?pyrano[2,3?d]pyrimidine?6?carbonitrile (331950-33-5) + propionic acid (802294-64-0,79-09-4) → 5-(3-bromophenyl)-8-ethyl-1,3-dimethyl-5,7-dihydro-2H-pyrimido[5',4':5,6]pyrano[2,3-d]pyrimidine-2,4,6(1H,3H)-trione

Guidance literature:

With trichlorophosphate; for 2h; Reflux;

DOI:10.1134/S1070363218120290

upstream raw materials:

1,3-dimethylbarbituric acid

m-bromobenzoic aldehyde

malononitrile

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