(2R,3S,4R,5S,6R)-4-Acetoxy-5-acetylamino-6-((1R,2R)-1,3-diacetoxy-2-hydroxy-propyl)-2-fluoro-3-phenylsulfanyl-tetrahydro-pyran-2-carboxylic acid methyl ester

Base Information

• Chemical Name: (2R,3S,4R,5S,6R)-4-Acetoxy-5-acetylamino-6-((1R,2R)-1,3-diacetoxy-2-hydroxy-propyl)-2-fluoro-3-phenylsulfanyl-tetrahydro-pyran-2-carboxylic acid methyl ester
• CAS No.: 146788-06-9
• Molecular Formula: C₂₄H₃₀FNO₁₁S
• Molecular Weight: 559.567
• Mol file: 146788-06-9.mol

Synonyms:(2R,3S,4R,5S,6R)-4-Acetoxy-5-acetylamino-6-((1R,2R)-1,3-diacetoxy-2-hydroxy-propyl)-2-fluoro-3-phenylsulfanyl-tetrahydro-pyran-2-carboxylic acid methyl ester

Chemical Property of (2R,3S,4R,5S,6R)-4-Acetoxy-5-acetylamino-6-((1R,2R)-1,3-diacetoxy-2-hydroxy-propyl)-2-fluoro-3-phenylsulfanyl-tetrahydro-pyran-2-carboxylic acid methyl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (2R,3S,4R,5S,6R)-4-Acetoxy-5-acetylamino-6-((1R,2R)-1,3-diacetoxy-2-hydroxy-propyl)-2-fluoro-3-phenylsulfanyl-tetrahydro-pyran-2-carboxylic acid methyl ester

There total 8 articles about (2R,3S,4R,5S,6R)-4-Acetoxy-5-acetylamino-6-((1R,2R)-1,3-diacetoxy-2-hydroxy-propyl)-2-fluoro-3-phenylsulfanyl-tetrahydro-pyran-2-carboxylic acid methyl ester 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: 81.0%

acetyl chloride (75-36-5) + (2R,3S,4R,5S,6R)-4-Acetoxy-6-((1R,2R)-1-acetoxy-2,3-dihydroxy-propyl)-5-acetylamino-2-fluoro-3-phenylsulfanyl-tetrahydro-pyran-2-carboxylic acid methyl ester (146788-05-8) → (2R,3S,4R,5S,6R)-4-Acetoxy-5-acetylamino-6-((1R,2R)-1,3-diacetoxy-2-hydroxy-propyl)-2-fluoro-3-phenylsulfanyl-tetrahydro-pyran-2-carboxylic acid methyl ester (146788-06-9)

Guidance literature:

With pyridine; at -30 ℃;

DOI:10.1246/cl.1996.337

Reference yield:

(2S,3S,4R,5S,6R)-4-Acetoxy-5-acetylamino-2-chloro-3-phenylsulfanyl-6-((1S,2R)-1,2,3-triacetoxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl ester (120104-58-7) → (2R,3S,4R,5S,6R)-4-Acetoxy-5-acetylamino-6-((1R,2R)-1,3-diacetoxy-2-hydroxy-propyl)-2-fluoro-3-phenylsulfanyl-tetrahydro-pyran-2-carboxylic acid methyl ester (146788-06-9)

Guidance literature:

Multi-step reaction with 7 steps

1: AgOTf, aq. Na₂HPO₄ / acetonitrile / 1.) r.t., 30 min, 2.) 50 deg C, 22 h

2: DAST / CH₂Cl₂ / 1 h / -78 °C

3: 91 percent / t-BuOK / methanol / 3 h / Ambient temperature

4: 76 percent / Dowex 50Wx₈ (H(+)-form) / 6 h / Ambient temperature

5: 85 percent / pyridine / Ambient temperature

6: 76 percent / 80percent aq. AcOH / 8 h / 50 °C

7: 81 percent / pyridine / 5 h / -30 °C

With pyridine; disodium hydrogenphosphate; Dowex 50Wx₈ (H(+)-form); potassium tert-butylate; silver trifluoromethanesulfonate; acetic acid; 4,4'-diaminostilbene-2,2'-disulfonic acid; In methanol; dichloromethane; acetonitrile;

DOI:10.1080/07328309608005696

Reference yield:

(2R,3S,4R,5S,6R)-4-Acetoxy-5-acetylamino-2-fluoro-3-phenylsulfanyl-6-((1S,2R)-1,2,3-triacetoxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl ester (146815-46-5) → (2R,3S,4R,5S,6R)-4-Acetoxy-5-acetylamino-6-((1R,2R)-1,3-diacetoxy-2-hydroxy-propyl)-2-fluoro-3-phenylsulfanyl-tetrahydro-pyran-2-carboxylic acid methyl ester (146788-06-9)

Guidance literature:

Multi-step reaction with 5 steps

1: 91 percent / t-BuOK / methanol / 3 h / Ambient temperature

2: 76 percent / Dowex 50Wx₈ (H(+)-form) / 6 h / Ambient temperature

3: 85 percent / pyridine / Ambient temperature

4: 76 percent / 80percent aq. AcOH / 8 h / 50 °C

5: 81 percent / pyridine / 5 h / -30 °C

With pyridine; Dowex 50Wx₈ (H(+)-form); potassium tert-butylate; acetic acid; In methanol;

DOI:10.1080/07328309608005696

upstream raw materials:

acetyl chloride

(2R,3S,4R,5S,6R)-4-Acetoxy-6-((1R,2R)-1-acetoxy-2,3-dihydroxy-propyl)-5-acetylamino-2-fluoro-3-phenylsulfanyl-tetrahydro-pyran-2-carboxylic acid methyl ester

(2S,3S,4R,5S,6R)-4-Acetoxy-5-acetylamino-2-chloro-3-phenylsulfanyl-6-((1S,2R)-1,2,3-triacetoxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl ester

(2R,3S,4R,5S,6R)-4-Acetoxy-5-acetylamino-2-fluoro-3-phenylsulfanyl-6-((1S,2R)-1,2,3-triacetoxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl ester