4,9-Dihydro-4,6-dimethyl-9-oxo-3-(2,3,5-tri-O-benzyl-β-D-ribofuranosyl)-3H-imidazo<1,2-a>purine-7-carboxaldehyde

Base Information

• Chemical Name: 4,9-Dihydro-4,6-dimethyl-9-oxo-3-(2,3,5-tri-O-benzyl-β-D-ribofuranosyl)-3H-imidazo<1,2-a>purine-7-carboxaldehyde
• CAS No.: 132366-90-6
• Molecular Formula: C₃₆H₃₅N₅O₆
• Molecular Weight: 633.704
• Mol file: 132366-90-6.mol

Synonyms:4,9-Dihydro-4,6-dimethyl-9-oxo-3-(2,3,5-tri-O-benzyl-β-D-ribofuranosyl)-3H-imidazo<1,2-a>purine-7-carboxaldehyde

Chemical Property of 4,9-Dihydro-4,6-dimethyl-9-oxo-3-(2,3,5-tri-O-benzyl-β-D-ribofuranosyl)-3H-imidazo<1,2-a>purine-7-carboxaldehyde

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 4,9-Dihydro-4,6-dimethyl-9-oxo-3-(2,3,5-tri-O-benzyl-β-D-ribofuranosyl)-3H-imidazo<1,2-a>purine-7-carboxaldehyde

There total 4 articles about 4,9-Dihydro-4,6-dimethyl-9-oxo-3-(2,3,5-tri-O-benzyl-β-D-ribofuranosyl)-3H-imidazo<1,2-a>purine-7-carboxaldehyde 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: 63.0%

3,4-Dihydro-4,6-dimethyl-3-(2,3,5-tri-O-benzyl-β-D-ribofuranosyl)-9H-imidazo<1,2-a>purin-9-one (132366-95-1) + N,N-dimethyl-formamide (68-12-2,33513-42-7) → 4,9-Dihydro-4,6-dimethyl-9-oxo-3-(2,3,5-tri-O-benzyl-β-D-ribofuranosyl)-3H-imidazo<1,2-a>purine-7-carboxaldehyde (132366-90-6)

Guidance literature:

With trichlorophosphate; at -30 ℃; for 5h;

DOI:10.1248/cpb.38.2656

Reference yield:

5-(Methylamino)-1-(2,3,5-tri-O-benzyl-β-D-ribofuranosyl)imidazole-4-carboxamide (70230-68-1) → 4,9-Dihydro-4,6-dimethyl-9-oxo-3-(2,3,5-tri-O-benzyl-β-D-ribofuranosyl)-3H-imidazo<1,2-a>purine-7-carboxaldehyde (132366-90-6)

Guidance literature:

Multi-step reaction with 4 steps

1: 46 percent / dioxane / 192 h / 26 - 28 °C / 1 M acetate buffer (pH 5)

2: 73 percent / 0.2 M sodium isopropoxide / propan-2-ol / 0.25 h / Ambient temperature

3: 59 percent / K₂CO₃ / dimethylformamide / 2 h / Ambient temperature

4: 63 percent / POCl₃ / 5 h / -30 °C

With sodium isopropylate; potassium carbonate; trichlorophosphate; In 1,4-dioxane; N,N-dimethyl-formamide; isopropyl alcohol;

DOI:10.1248/cpb.38.2656

Reference yield:

2',3',5'-Tri-O-benzyl-3-methylguanosine (132366-89-3) → 4,9-Dihydro-4,6-dimethyl-9-oxo-3-(2,3,5-tri-O-benzyl-β-D-ribofuranosyl)-3H-imidazo<1,2-a>purine-7-carboxaldehyde (132366-90-6)

Guidance literature:

Multi-step reaction with 2 steps

1: 59 percent / K₂CO₃ / dimethylformamide / 2 h / Ambient temperature

2: 63 percent / POCl₃ / 5 h / -30 °C

With potassium carbonate; trichlorophosphate; In N,N-dimethyl-formamide;

DOI:10.1248/cpb.38.2656

upstream raw materials:

3,4-Dihydro-4,6-dimethyl-3-(2,3,5-tri-O-benzyl-β-D-ribofuranosyl)-9H-imidazo<1,2-a>purin-9-one

N,N-dimethyl-formamide

5-(Methylamino)-1-(2,3,5-tri-O-benzyl-β-D-ribofuranosyl)imidazole-4-carboxamide

2',3',5'-Tri-O-benzyl-3-methylguanosine

Downstream raw materials:

3,4-Dihydro-7-(hydroxymethyl)-4,6-dimethyl-3-(2,3,5-tri-O-benzyl-β-D-ribofuranosyl)-9H-imidazo<1,2-a>purin-9-one