(2R,5R)-1-O-benzoyl-5,6-dihydroxy-3E-fluoro-2-hydroxy-2-ethynyl-3-hexene

Base Information

Chemical Name:(2R,5R)-1-O-benzoyl-5,6-dihydroxy-3E-fluoro-2-hydroxy-2-ethynyl-3-hexene
CAS No.:765311-71-5
Molecular Formula:C₁₅H₁₅FO₅
Molecular Weight:294.28
Hs Code.:

Synonyms:(2R,5R)-1-O-benzoyl-5,6-dihydroxy-3E-fluoro-2-hydroxy-2-ethynyl-3-hexene

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Chemical Property of (2R,5R)-1-O-benzoyl-5,6-dihydroxy-3E-fluoro-2-hydroxy-2-ethynyl-3-hexene

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Technology Process of (2R,5R)-1-O-benzoyl-5,6-dihydroxy-3E-fluoro-2-hydroxy-2-ethynyl-3-hexene

There total 7 articles about (2R,5R)-1-O-benzoyl-5,6-dihydroxy-3E-fluoro-2-hydroxy-2-ethynyl-3-hexene 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: 97.5%

: 765311-69-1
(2R,5R)-1-O-benzoyl-5,6-di(tert-butyldimethylsilyloxy)-3E-fluoro-2-hydroxy-2-ethynyl-3-hexene

: 765311-71-5
(2R,5R)-1-O-benzoyl-5,6-dihydroxy-3E-fluoro-2-hydroxy-2-ethynyl-3-hexene

Guidance literature:: With tetrabutyl ammonium fluoride; acetic acid; In tetrahydrofuran; at 20 ℃; for 2h;
DOI:10.1021/jo049597h

Reference yield:

: 765311-64-6
(5R)-5-hydroxy-6-(tert-butyldimethylsilyloxy)-3-fluoro-1,3-dihexene

: 765311-71-5
(2R,5R)-1-O-benzoyl-5,6-dihydroxy-3E-fluoro-2-hydroxy-2-ethynyl-3-hexene

Guidance literature:: Multi-step reaction with 6 steps

1: 62.9 percent / imidazole / CH₂Cl₂ / 2 h / 20 °C

2: 82.9 percent / N-methylmorpholine N-oxide; osmium tetraoxide / acetone; H₂O / 4 h / 20 °C

3: 84 percent / pyridine / 2 h / 0 °C

4: 72 percent / pyridinium chlorochromate; 4A MS / CH₂Cl₂ / 4 h / 20 °C

5: 43.2 percent / tetrahydrofuran / 2 h / 50 °C

6: 97.5 percent / tetrabutylammonium fluoride; HOAc / tetrahydrofuran / 2 h / 20 °C

With pyridine; 1H-imidazole; osmium(VIII) oxide; tetrabutyl ammonium fluoride; acetic acid; 4-methylmorpholine N-oxide; pyridinium chlorochromate; In tetrahydrofuran; dichloromethane; water; acetone;
DOI:10.1021/jo049597h

Reference yield:

: 765311-65-7
(5R)-5,6-di(tert-butyldimethylsilyloxy)-3E-fluoro-1,3-dihexene

: 765311-71-5
(2R,5R)-1-O-benzoyl-5,6-dihydroxy-3E-fluoro-2-hydroxy-2-ethynyl-3-hexene

Guidance literature:: Multi-step reaction with 5 steps

1: 82.9 percent / N-methylmorpholine N-oxide; osmium tetraoxide / acetone; H₂O / 4 h / 20 °C

2: 84 percent / pyridine / 2 h / 0 °C

3: 72 percent / pyridinium chlorochromate; 4A MS / CH₂Cl₂ / 4 h / 20 °C

4: 43.2 percent / tetrahydrofuran / 2 h / 50 °C

5: 97.5 percent / tetrabutylammonium fluoride; HOAc / tetrahydrofuran / 2 h / 20 °C

With pyridine; osmium(VIII) oxide; tetrabutyl ammonium fluoride; acetic acid; 4-methylmorpholine N-oxide; pyridinium chlorochromate; In tetrahydrofuran; dichloromethane; water; acetone;
DOI:10.1021/jo049597h