benzyl 3-((3aS,4S,6R,7aR)-4-benzyloxy-4,6,7,7a-tetrahydro-2,2-dimethyl-7-oxo-2H,3aH-[1,3]dioxolo[4,5-c]pyran-6-yl)propylcarbamate

Base Information

• Chemical Name: benzyl 3-((3aS,4S,6R,7aR)-4-benzyloxy-4,6,7,7a-tetrahydro-2,2-dimethyl-7-oxo-2H,3aH-[1,3]dioxolo[4,5-c]pyran-6-yl)propylcarbamate
• CAS No.: 1012036-55-3
• Molecular Formula: C₂₆H₃₁NO₇
• Molecular Weight: 469.535

Synonyms:benzyl 3-((3aS,4S,6R,7aR)-4-benzyloxy-4,6,7,7a-tetrahydro-2,2-dimethyl-7-oxo-2H,3aH-[1,3]dioxolo[4,5-c]pyran-6-yl)propylcarbamate

Chemical Property of benzyl 3-((3aS,4S,6R,7aR)-4-benzyloxy-4,6,7,7a-tetrahydro-2,2-dimethyl-7-oxo-2H,3aH-[1,3]dioxolo[4,5-c]pyran-6-yl)propylcarbamate

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Technology Process of benzyl 3-((3aS,4S,6R,7aR)-4-benzyloxy-4,6,7,7a-tetrahydro-2,2-dimethyl-7-oxo-2H,3aH-[1,3]dioxolo[4,5-c]pyran-6-yl)propylcarbamate

There total 2 articles about benzyl 3-((3aS,4S,6R,7aR)-4-benzyloxy-4,6,7,7a-tetrahydro-2,2-dimethyl-7-oxo-2H,3aH-[1,3]dioxolo[4,5-c]pyran-6-yl)propylcarbamate 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: 92.0%

benzyl 3-((3aS,4S,6R,7R,7aS)-4-benzyloxy-4,6,7,7a-tetrahydro-7-hydroxy-2,2-dimethyl-2H,3aH-[1,3]dioxolo[4,5-c]pyran-6-yl)propylcarbamate (1012036-77-9) → benzyl 3-((3aS,4S,6R,7aR)-4-benzyloxy-4,6,7,7a-tetrahydro-2,2-dimethyl-7-oxo-2H,3aH-[1,3]dioxolo[4,5-c]pyran-6-yl)propylcarbamate (1012036-55-3)

Guidance literature:

With oxalyl dichloride; dimethyl sulfoxide; triethylamine; In dichloromethane; at -78 - 0 ℃; for 1.5h;

DOI:10.1021/jo702476q

Reference yield:

C23H27NO7 + 2,2-dimethoxy-propane (77-76-9) → benzyl 3-((3aS,4S,6R,7aR)-4-benzyloxy-4,6,7,7a-tetrahydro-2,2-dimethyl-7-oxo-2H,3aH-[1,3]dioxolo[4,5-c]pyran-6-yl)propylcarbamate (1012036-55-3)

Guidance literature:

With toluene-4-sulfonic acid; In acetone; at 45 ℃; for 0.333333h;

DOI:10.3987/COM-08-S(D)12

upstream raw materials:

benzyl 3-((3aS,4S,6R,7R,7aS)-4-benzyloxy-4,6,7,7a-tetrahydro-7-hydroxy-2,2-dimethyl-2H,3aH-[1,3]dioxolo[4,5-c]pyran-6-yl)propylcarbamate

2,2-dimethoxy-propane

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