1,2,3,4-Tetrahydro-1,3-dimethyl-2,4-dioxo-6-[(triphenylphosphoranylidene)amino]-5-pyrimidinecarboxylic acid ethyl ester

Base Information

• Chemical Name: 1,2,3,4-Tetrahydro-1,3-dimethyl-2,4-dioxo-6-[(triphenylphosphoranylidene)amino]-5-pyrimidinecarboxylic acid ethyl ester
• CAS No.: 99747-55-4
• Molecular Formula: C27H26N3O4P
• Molecular Weight: 487.495
• Mol file: 99747-55-4.mol

Synonyms:1,2,3,4-Tetrahydro-1,3-dimethyl-2,4-dioxo-6-[(triphenylphosphoranylidene)amino]-5-pyrimidinecarboxylic acid ethyl ester

Chemical Property of 1,2,3,4-Tetrahydro-1,3-dimethyl-2,4-dioxo-6-[(triphenylphosphoranylidene)amino]-5-pyrimidinecarboxylic acid ethyl ester

Chemical Property:

• PSA: 92.47000
• LogP: 3.06990

Purity/Quality:

95% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1,2,3,4-Tetrahydro-1,3-dimethyl-2,4-dioxo-6-[(triphenylphosphoranylidene)amino]-5-pyrimidinecarboxylic acid ethyl ester

There total 1 articles about 1,2,3,4-Tetrahydro-1,3-dimethyl-2,4-dioxo-6-[(triphenylphosphoranylidene)amino]-5-pyrimidinecarboxylic 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: 66.0%

6-amino-1,3-dimethyl-5-(ethoxycarbonyl)uracil (37472-94-9) + dichlorotriphenylphosphorane (2526-64-9) → ethyl 1,3-dimethyl-2,4-dioxo-6-<(triphenylphosphoranylidene)amino>pyrimidine-5-carboxylate (99747-55-4)

Guidance literature:

With hexachloroethane; triethylamine; In acetonitrile; 1.) 25 deg C, 16 h, 2.) reflux, 5 min;

DOI:10.1021/jo00352a005

Reference yield: 96.0%

ethyl 1,3-dimethyl-2,4-dioxo-6-<(triphenylphosphoranylidene)amino>pyrimidine-5-carboxylate (99747-55-4) + 1-isocyanato-3-trifluoromethyl-benzene (329-01-1) → 7-Ethoxy-1,3-dimethyl-6-(3-trifluoromethyl-phenyl)-1H,6H-pyrimido[4,5-d]pyrimidine-2,4,5-trione (120240-23-5)

Guidance literature:

In acetonitrile; Heating;

DOI:10.1055/s-1988-27756

Reference yield: 92.0%

p-Tolylisocyanate (622-58-2,374675-64-6) + ethyl 1,3-dimethyl-2,4-dioxo-6-<(triphenylphosphoranylidene)amino>pyrimidine-5-carboxylate (99747-55-4) → 7-Ethoxy-1,3-dimethyl-6-p-tolyl-1H,6H-pyrimido[4,5-d]pyrimidine-2,4,5-trione (120240-21-3)

Guidance literature:

In acetonitrile; Heating;

DOI:10.1055/s-1988-27756

upstream raw materials:

6-amino-1,3-dimethyl-5-(ethoxycarbonyl)uracil

dichlorotriphenylphosphorane

Downstream raw materials:

7-Ethoxy-1,3-dimethyl-6-phenyl-1H,6H-pyrimido[4,5-d]pyrimidine-2,4,5-trione

7-Ethoxy-1,3-dimethyl-6-p-tolyl-1H,6H-pyrimido[4,5-d]pyrimidine-2,4,5-trione

6-(3-Chloro-phenyl)-7-ethoxy-1,3-dimethyl-1H,6H-pyrimido[4,5-d]pyrimidine-2,4,5-trione

7-Ethoxy-1,3-dimethyl-6-(3-trifluoromethyl-phenyl)-1H,6H-pyrimido[4,5-d]pyrimidine-2,4,5-trione