7-amino-3-<5-O-(2-acetoxyisobutyryl)-3-bromo-3-deoxy-β-D-xylofuranosyl>-1H-pyrazolo<4,3-d>pyrimidine

Base Information

• Chemical Name: 7-amino-3-<5-O-(2-acetoxyisobutyryl)-3-bromo-3-deoxy-β-D-xylofuranosyl>-1H-pyrazolo<4,3-d>pyrimidine
• CAS No.: 40627-34-7
• Molecular Formula: C₁₆H₂₀BrN₅O₆
• Molecular Weight: 458.269

Synonyms:7-amino-3-<5-O-(2-acetoxyisobutyryl)-3-bromo-3-deoxy-β-D-xylofuranosyl>-1H-pyrazolo<4,3-d>pyrimidine

Chemical Property of 7-amino-3-<5-O-(2-acetoxyisobutyryl)-3-bromo-3-deoxy-β-D-xylofuranosyl>-1H-pyrazolo<4,3-d>pyrimidine

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Technology Process of 7-amino-3-<5-O-(2-acetoxyisobutyryl)-3-bromo-3-deoxy-β-D-xylofuranosyl>-1H-pyrazolo<4,3-d>pyrimidine

There total 1 articles about 7-amino-3-<5-O-(2-acetoxyisobutyryl)-3-bromo-3-deoxy-β-D-xylofuranosyl>-1H-pyrazolo<4,3-d>pyrimidine 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:

acetoxyisobutyryl bromide (40635-67-4) + formycin (57101-52-7) → 2'-Deoxyformycin A (40627-14-3,96893-70-8) + 7-amino-3-<5-O-(2-acetoxyisobutyryl)-3-bromo-3-deoxy-β-D-xylofuranosyl>-1H-pyrazolo<4,3-d>pyrimidine (40627-34-7) + (1S)-1-(7-amino-1(2)H-pyrazolo[4,3-d]pyrimidin-3-yl)-3-bromo-D-1,4-anhydro-3-deoxy-xylitol (40627-36-9)

Guidance literature:

With ammonia; hydrogen; triethylamine; Multistep reaction. Yields of byproduct given;

DOI:10.1021/jm00386a007

Reference yield: 72.0%

7-amino-3-<5-O-(2-acetoxyisobutyryl)-3-bromo-3-deoxy-β-D-xylofuranosyl>-1H-pyrazolo<4,3-d>pyrimidine (40627-34-7) + phenylcarbonochloridothioate (1005-56-7) → 7-amino-3-<5-O-(2-acetoxyisobutyryl)-3-bromo-3-deoxy-2-O-phenoxy(thiocarbonyl)-β-D-xylofuranosyl>-1H-pyrazolo<4,3-d>pyrimidine (128878-78-4)

Guidance literature:

With dmap; In acetonitrile; for 4h; Ambient temperature;

DOI:10.1055/s-1990-26890

upstream raw materials:

acetoxyisobutyryl bromide

formycin

Downstream raw materials:

7-amino-3-<5-O-(2-acetoxyisobutyryl)-3-bromo-3-deoxy-2-O-phenoxy(thiocarbonyl)-β-D-xylofuranosyl>-1H-pyrazolo<4,3-d>pyrimidine

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