C₅₅H₆₄O₈

Base Information

• Chemical Name: C₅₅H₆₄O₈
• CAS No.: 139332-39-1
• Molecular Formula: C₅₅H₆₄O₈
• Molecular Weight: 853.108
• Mol file: 139332-39-1.mol

Synonyms:C₅₅H₆₄O₈

Chemical Property of C₅₅H₆₄O₈

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

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Technology Process of C₅₅H₆₄O₈

There total 7 articles about C₅₅H₆₄O₈ 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: 94.0%

Pregnenolone (145-13-1) + C34H33FO6 → C55H64O8 (139332-39-1)

Guidance literature:

With indium (III) iodide; In dichloromethane; at 20 ℃; for 2h;

DOI:10.1055/s-0036-1589121

Reference yield:

1-((3S,8S,9S,10R,13S,14S,17S)-10,13-Dimethyl-3-trimethylsilanyloxy-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-ethanone (18919-58-9) + 1,2-Di-O-benzoyl-3,4,6-tri-O-benzyl-D-glucopyranose (250273-77-9) → C55H64O8 (139332-39-1)

Guidance literature:

With trimethylsilyl trifluoromethanesulfonate; In dichloromethane; at 25 ℃; for 3.5h;

DOI:10.1016/0040-4039(91)80479-P

Reference yield:

3,4,6-tri-O-benzyl-D-glucal (55628-54-1) → C55H64O8 (139332-39-1)

Guidance literature:

Multi-step reaction with 3 steps

1: 98 percent / OsO₄, N-methylmorpholine-N-oxide

2: 93 percent / pyridine / 115 °C

3: trimethylsilyl triflate / CH₂Cl₂ / 3.5 h / 25 °C

With pyridine; osmium(VIII) oxide; trimethylsilyl trifluoromethanesulfonate; 4-methylmorpholine N-oxide; In dichloromethane;

DOI:10.1016/0040-4039(91)80479-P

upstream raw materials:

1-((3S,8S,9S,10R,13S,14S,17S)-10,13-Dimethyl-3-trimethylsilanyloxy-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-ethanone

1,2-Di-O-benzoyl-3,4,6-tri-O-benzyl-D-glucopyranose

3,4,6-tri-O-benzyl-D-glucal

Pregnenolone