6-chloro-9-(2,5-di-O-benzoyl-3-deoxy-3,3-difluoro-β-L-ribofuranosyl)purine

Base Information

Chemical Name:6-chloro-9-(2,5-di-O-benzoyl-3-deoxy-3,3-difluoro-β-L-ribofuranosyl)purine
CAS No.:885621-61-4
Molecular Formula:C₂₄H₁₇ClF₂N₄O₅
Molecular Weight:514.873
Hs Code.:

Synonyms:6-chloro-9-(2,5-di-O-benzoyl-3-deoxy-3,3-difluoro-β-L-ribofuranosyl)purine

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Chemical Property of 6-chloro-9-(2,5-di-O-benzoyl-3-deoxy-3,3-difluoro-β-L-ribofuranosyl)purine

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Technology Process of 6-chloro-9-(2,5-di-O-benzoyl-3-deoxy-3,3-difluoro-β-L-ribofuranosyl)purine

There total 7 articles about 6-chloro-9-(2,5-di-O-benzoyl-3-deoxy-3,3-difluoro-β-L-ribofuranosyl)purine 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: 48.0%

: 885621-56-7
1-O-acetyl-2,5-di-O-benzoyl-3-deoxy-3,3-difluoro-L-ribose

: 87-42-3
6-chloropurine

: 6-chloro-9-(2,5-di-O-benzoyl-3-deoxy-3,3-difluoro-α-L-ribofuranosyl)purine

: 885621-61-4
6-chloro-9-(2,5-di-O-benzoyl-3-deoxy-3,3-difluoro-β-L-ribofuranosyl)purine

Guidance literature:: 1-O-acetyl-2,5-di-O-benzoyl-3-deoxy-3,3-difluoro-L-ribose; 6-chloropurine; With N,O-bis-(trimethylsilyl)-acetamide; In acetonitrile; for 0.5h; Heating;

With trimethylsilyl trifluoromethanesulfonate; In acetonitrile; at 80 ℃;
DOI:10.1021/jo052652h

Reference yield:

: 885621-55-6
1-O-acetyl-5-O-benzoyl-3-deoxy-3,3-difluoro-L-ribose

: 885621-61-4
6-chloro-9-(2,5-di-O-benzoyl-3-deoxy-3,3-difluoro-β-L-ribofuranosyl)purine

Guidance literature:: Multi-step reaction with 2 steps

1.1: 92 percent / DMAP; Et₃N / CH₂Cl₂ / 0.5 h / 20 °C

2.1: N,O-bis(trimethylsilyl)acetamide / acetonitrile / 0.5 h / Heating

2.2: 48 percent / TMSOTf / acetonitrile / 80 °C

With dmap; N,O-bis-(trimethylsilyl)-acetamide; triethylamine; In dichloromethane; acetonitrile;
DOI:10.1021/jo052652h

Reference yield:

: 2-O-benzyl-5-O-benzoyl-3-deoxy-3,3-difluoro-L-ribose

: 885621-61-4
6-chloro-9-(2,5-di-O-benzoyl-3-deoxy-3,3-difluoro-β-L-ribofuranosyl)purine

Guidance literature:: Multi-step reaction with 4 steps

1.1: 94 percent / DMAP / CH₂Cl₂ / 20 °C

2.1: 91 percent / NaBrO₃; Na₂S₂O₄ / ethyl acetate; H₂O / 5 h / 20 °C

3.1: 92 percent / DMAP; Et₃N / CH₂Cl₂ / 0.5 h / 20 °C

4.1: N,O-bis(trimethylsilyl)acetamide / acetonitrile / 0.5 h / Heating

4.2: 48 percent / TMSOTf / acetonitrile / 80 °C

With dmap; sodium bromate; sodium dithionite; N,O-bis-(trimethylsilyl)-acetamide; triethylamine; In dichloromethane; water; ethyl acetate; acetonitrile;
DOI:10.1021/jo052652h