(+/-)-1,4-dihydro-2,6-dimethyl-4-phenyl-pyrimidine-5-carboxylic acid ethyl ester

Base Information

• Chemical Name: (+/-)-1,4-dihydro-2,6-dimethyl-4-phenyl-pyrimidine-5-carboxylic acid ethyl ester
• CAS No.: 98050-75-0
• Molecular Formula: C₁₅H₁₈N₂O₂
• Molecular Weight: 258.32

Synonyms:(+/-)-1,4-dihydro-2,6-dimethyl-4-phenyl-pyrimidine-5-carboxylic acid ethyl ester

Chemical Property of (+/-)-1,4-dihydro-2,6-dimethyl-4-phenyl-pyrimidine-5-carboxylic acid ethyl ester

Chemical Property:

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Technology Process of (+/-)-1,4-dihydro-2,6-dimethyl-4-phenyl-pyrimidine-5-carboxylic acid ethyl ester

There total 2 articles about (+/-)-1,4-dihydro-2,6-dimethyl-4-phenyl-pyrimidine-5-carboxylic acid ethyl 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: 73.0%

5-Ethoxycarbonyl-6-hydroxy-2,6-dimethyl-4-phenyl-1,4,5,6-tetrahydropyrimidine (98050-63-6) → (+/-)-1,4-dihydro-2,6-dimethyl-4-phenyl-pyrimidine-5-carboxylic acid ethyl ester (98050-75-0)

Guidance literature:

With acetic acid; at 80 ℃; for 48h;

DOI:10.1055/s-1985-31263

Reference yield:

(Z)-ethyl 2-benzylidenacetoacetate (15802-62-7,15802-63-8,620-80-4) → (+/-)-1,4-dihydro-2,6-dimethyl-4-phenyl-pyrimidine-5-carboxylic acid ethyl ester (98050-75-0)

Guidance literature:

Multi-step reaction with 2 steps

1: NaOEt / ethanol / 1 h / Ambient temperature

2: 68 percent / p-toluenesulfonic acid monohydrate / benzene / 1.5 h / Heating

With sodium ethanolate; toluene-4-sulfonic acid; In ethanol; benzene;

DOI:10.1021/jo00222a009

Reference yield:

1,3,5-Triazine (290-87-9) + (+/-)-1,4-dihydro-2,6-dimethyl-4-phenyl-pyrimidine-5-carboxylic acid ethyl ester (98050-75-0) → (+/-)-1,4,5,6-tetrahydro-2-methyl-5-oxo-4-phenyl-pyrido[4,3-d]pyrimidine (104821-82-1)

Guidance literature:

In N-methyl-acetamide; methanol; acetone;

upstream raw materials:

5-Ethoxycarbonyl-6-hydroxy-2,6-dimethyl-4-phenyl-1,4,5,6-tetrahydropyrimidine

(Z)-ethyl 2-benzylidenacetoacetate

Downstream raw materials:

(+/-)-1,4,5,6-tetrahydro-2-methyl-5-oxo-4-phenyl-pyrido[4,3-d]pyrimidine

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