(3R,7R)-N,6-Diphenyl-3-ethyl-7-methyl-5-oxo-2,3,6,7-tetrahydro-5H-[1,3]oxazolo[3,2-c]pyrimidine-8-carboxamide

Base Information

• Chemical Name: (3R,7R)-N,6-Diphenyl-3-ethyl-7-methyl-5-oxo-2,3,6,7-tetrahydro-5H-[1,3]oxazolo[3,2-c]pyrimidine-8-carboxamide
• CAS No.: 201005-64-3
• Molecular Formula: C₂₂H₂₃N₃O₃
• Molecular Weight: 377.443
• Mol file: 201005-64-3.mol

Synonyms:(3R,7R)-N,6-Diphenyl-3-ethyl-7-methyl-5-oxo-2,3,6,7-tetrahydro-5H-[1,3]oxazolo[3,2-c]pyrimidine-8-carboxamide

Chemical Property of (3R,7R)-N,6-Diphenyl-3-ethyl-7-methyl-5-oxo-2,3,6,7-tetrahydro-5H-[1,3]oxazolo[3,2-c]pyrimidine-8-carboxamide

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (3R,7R)-N,6-Diphenyl-3-ethyl-7-methyl-5-oxo-2,3,6,7-tetrahydro-5H-[1,3]oxazolo[3,2-c]pyrimidine-8-carboxamide

There total 3 articles about (3R,7R)-N,6-Diphenyl-3-ethyl-7-methyl-5-oxo-2,3,6,7-tetrahydro-5H-[1,3]oxazolo[3,2-c]pyrimidine-8-carboxamide 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: 58.0%

phenyl isocyanate (103-71-9) + (4R)-4-ethyl-2-(1-propenyl)-4,5-dihydro-1,3-oxazole (201005-60-9) → (3R,7R)-N,6-Diphenyl-3-ethyl-7-methyl-5-oxo-2,3,6,7-tetrahydro-5H-[1,3]oxazolo[3,2-c]pyrimidine-8-carboxamide (201005-64-3)

Guidance literature:

at 25 ℃; for 48h;

DOI:10.1039/a705571d

Reference yield:

(E)-N-[(2R)-1-Hydroxybutan-2-yl]but-2-enamide (201005-56-3) → (3R,7R)-N,6-Diphenyl-3-ethyl-7-methyl-5-oxo-2,3,6,7-tetrahydro-5H-[1,3]oxazolo[3,2-c]pyrimidine-8-carboxamide (201005-64-3)

Guidance literature:

Multi-step reaction with 2 steps

1: 74 percent / MeSO₂Cl, Et₃N / CH₂Cl₂

2: 58 percent / 48 h / 25 °C

With methanesulfonyl chloride; triethylamine; In dichloromethane;

DOI:10.1039/a705571d

Reference yield:

phenyl isocyanate (103-71-9) + 4-Ethyl-2-propenyl-4,5-dihydro-1,3-oxazole → (3R,7R)-N,6-Diphenyl-3-ethyl-7-methyl-5-oxo-2,3,6,7-tetrahydro-5H-[1,3]oxazolo[3,2-c]pyrimidine-8-carboxamide (201005-64-3) + (3S,7S)-N,6-Diphenyl-3-ethyl-7-methyl-5-oxo-2,3,6,7-tetrahydro-5H-[1,3]oxazolo[3,2-c]pyrimidine-8-carboxamide

Guidance literature:

at 25 ℃; for 48h; Title compound not separated from byproducts;

DOI:10.1039/a905700e

upstream raw materials:

phenyl isocyanate

(4R)-4-ethyl-2-(1-propenyl)-4,5-dihydro-1,3-oxazole

(E)-N-[(2R)-1-Hydroxybutan-2-yl]but-2-enamide