1-[5-azido-3-(2-hydroxy-ethyl)-pent-2-enyl]-3-benzoyl-5-methyl-1H-pyrimidine-2,4-dione

Base Information

• Chemical Name: 1-[5-azido-3-(2-hydroxy-ethyl)-pent-2-enyl]-3-benzoyl-5-methyl-1H-pyrimidine-2,4-dione
• CAS No.: 226949-19-5
• Molecular Formula: C₁₉H₂₁N₅O₄
• Molecular Weight: 383.407
• Mol file: 226949-19-5.mol

Synonyms:1-[5-azido-3-(2-hydroxy-ethyl)-pent-2-enyl]-3-benzoyl-5-methyl-1H-pyrimidine-2,4-dione

Chemical Property of 1-[5-azido-3-(2-hydroxy-ethyl)-pent-2-enyl]-3-benzoyl-5-methyl-1H-pyrimidine-2,4-dione

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 1-[5-azido-3-(2-hydroxy-ethyl)-pent-2-enyl]-3-benzoyl-5-methyl-1H-pyrimidine-2,4-dione

There total 6 articles about 1-[5-azido-3-(2-hydroxy-ethyl)-pent-2-enyl]-3-benzoyl-5-methyl-1H-pyrimidine-2,4-dione 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: 95.0%

1-[3-(2-azido-ethyl)-5-(tetrahydro-pyran-2-yloxy)-pent-2-enyl]-3-benzoyl-5-methyl-1H-pyrimidine-2,4-dione (226949-18-4) → 1-[5-azido-3-(2-hydroxy-ethyl)-pent-2-enyl]-3-benzoyl-5-methyl-1H-pyrimidine-2,4-dione (226949-19-5)

Guidance literature:

With toluene-4-sulfonic acid; In ethanol;

DOI:10.1055/s-1999-2711

Reference yield:

N-3-benzoylthymine (4330-20-5) → 1-[5-azido-3-(2-hydroxy-ethyl)-pent-2-enyl]-3-benzoyl-5-methyl-1H-pyrimidine-2,4-dione (226949-19-5)

Guidance literature:

Multi-step reaction with 2 steps

1: 95 percent / DEAD, PPh₃ / tetrahydrofuran / 0 °C

2: 95 percent / p-TsOH / ethanol

With toluene-4-sulfonic acid; triphenylphosphine; diethylazodicarboxylate; In tetrahydrofuran; ethanol;

DOI:10.1055/s-1999-2711

Reference yield:

(Z)-5-(tert-Butyl-diphenyl-silanyloxy)-3-[2-(tetrahydro-pyran-2-yloxy)-ethyl]-pent-3-enoic acid ethyl ester (192370-24-4) → 1-[5-azido-3-(2-hydroxy-ethyl)-pent-2-enyl]-3-benzoyl-5-methyl-1H-pyrimidine-2,4-dione (226949-19-5)

Guidance literature:

Multi-step reaction with 5 steps

1: 87 percent / LAH / tetrahydrofuran / 0 °C

2: 77 percent / Zn(N₃)2-2Pyr, DIAD, PPh₃ / toluene / 18 h / 0 °C

3: 97 percent / TBAF / tetrahydrofuran

4: 95 percent / DEAD, PPh₃ / tetrahydrofuran / 0 °C

5: 95 percent / p-TsOH / ethanol

With lithium aluminium tetrahydride; Zn(N₃)2/bis-pyridine complex; di-isopropyl azodicarboxylate; tetrabutyl ammonium fluoride; toluene-4-sulfonic acid; triphenylphosphine; diethylazodicarboxylate; In tetrahydrofuran; ethanol; toluene;

DOI:10.1055/s-1999-2711

upstream raw materials:

1-[3-(2-azido-ethyl)-5-(tetrahydro-pyran-2-yloxy)-pent-2-enyl]-3-benzoyl-5-methyl-1H-pyrimidine-2,4-dione

N-3-benzoylthymine

(Z)-5-(tert-Butyl-diphenyl-silanyloxy)-3-[2-(tetrahydro-pyran-2-yloxy)-ethyl]-pent-3-enoic acid ethyl ester

(E)-3-(2-Azido-ethyl)-5-(tetrahydro-pyran-2-yloxy)-pent-2-en-1-ol

Downstream raw materials:

3-(2-azido-ethyl)-5-(3-benzoyl-5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-pent-3-enoic acid