(3R,3aR,6R,7S,7aS)-7-(benzyloxy)-6-[(benzyloxy)methyl]-2,3-diphenyl-hexahydro-2H-pyrano[3,4-d][1,2]oxazol-4-one

Base Information

• Chemical Name: (3R,3aR,6R,7S,7aS)-7-(benzyloxy)-6-[(benzyloxy)methyl]-2,3-diphenyl-hexahydro-2H-pyrano[3,4-d][1,2]oxazol-4-one
• CAS No.: 1422468-72-1
• Molecular Formula: C₃₃H₃₁NO₅
• Molecular Weight: 521.613

Synonyms:(3R,3aR,6R,7S,7aS)-7-(benzyloxy)-6-[(benzyloxy)methyl]-2,3-diphenyl-hexahydro-2H-pyrano[3,4-d][1,2]oxazol-4-one

Chemical Property of (3R,3aR,6R,7S,7aS)-7-(benzyloxy)-6-[(benzyloxy)methyl]-2,3-diphenyl-hexahydro-2H-pyrano[3,4-d][1,2]oxazol-4-one

Chemical Property:

Purity/Quality:

98% ^*data from raw suppliers

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Technology Process of (3R,3aR,6R,7S,7aS)-7-(benzyloxy)-6-[(benzyloxy)methyl]-2,3-diphenyl-hexahydro-2H-pyrano[3,4-d][1,2]oxazol-4-one

There total 2 articles about (3R,3aR,6R,7S,7aS)-7-(benzyloxy)-6-[(benzyloxy)methyl]-2,3-diphenyl-hexahydro-2H-pyrano[3,4-d][1,2]oxazol-4-one 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: 51.0%

4,6-di-O-benzyl-2,3-dideoxy-D-threo-hex-2-enono-1,5-lactone (131771-65-8) + N-(benzylidene)aniline N-oxide (1137-96-8,26505-49-7,201024-81-9) → (3R,3aR,6R,7S,7aS)-7-(benzyloxy)-6-[(benzyloxy)methyl]-2,3-diphenyl-hexahydro-2H-pyrano[3,4-d][1,2]oxazol-4-one (1422468-72-1)

Guidance literature:

With scandium tris(trifluoromethanesulfonate); In toluene; at 30 ℃; for 72h; stereoselective reaction; Molecular sieve;

DOI:10.1016/j.tetasy.2012.12.006

Reference yield:

4,6-di-O-benzyl-2,3-dideoxy-D-threo-hex-2-enono-1,5-lactone (131771-65-8) + N-(benzylidene)aniline N-oxide (1137-96-8,26505-49-7,201024-81-9) → (3R,3aR,6R,7S,7aS)-7-(benzyloxy)-6-[(benzyloxy)methyl]-2,3-diphenyl-hexahydro-2H-pyrano[3,4-d][1,2]oxazol-4-one (1422468-72-1) + (3S,3aR,6R,7S,7aS)-7-(benzyloxy)-6-((benzyloxy)methyl)-2,3-diphenyltetrahydro-2H-pyrano[3,4-d]isoxazol-4(6H)-one (1422468-73-2)

Guidance literature:

In toluene; at 110 ℃; for 24h; Overall yield = 43 %; stereoselective reaction;

DOI:10.1016/j.tetasy.2012.12.006

upstream raw materials:

4,6-di-O-benzyl-2,3-dideoxy-D-threo-hex-2-enono-1,5-lactone

N-(benzylidene)aniline N-oxide

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