(4aS,6R,7S,8aR)-7-Benzyloxy-6-benzyloxymethyl-hexahydro-pyrano[3,2-b]pyran-2-one

Base Information

Chemical Name:(4aS,6R,7S,8aR)-7-Benzyloxy-6-benzyloxymethyl-hexahydro-pyrano[3,2-b]pyran-2-one
CAS No.:291304-35-3
Molecular Formula:C₂₃H₂₆O₅
Molecular Weight:382.456
Hs Code.:

Synonyms:(4aS,6R,7S,8aR)-7-Benzyloxy-6-benzyloxymethyl-hexahydro-pyrano[3,2-b]pyran-2-one

Suppliers and Price of (4aS,6R,7S,8aR)-7-Benzyloxy-6-benzyloxymethyl-hexahydro-pyrano[3,2-b]pyran-2-one

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 0 raw suppliers

Chemical Property of (4aS,6R,7S,8aR)-7-Benzyloxy-6-benzyloxymethyl-hexahydro-pyrano[3,2-b]pyran-2-one

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of (4aS,6R,7S,8aR)-7-Benzyloxy-6-benzyloxymethyl-hexahydro-pyrano[3,2-b]pyran-2-one

There total 4 articles about (4aS,6R,7S,8aR)-7-Benzyloxy-6-benzyloxymethyl-hexahydro-pyrano[3,2-b]pyran-2-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: 94.0%

: 439264-95-6
(2S,3R,5S,6R)-5-Benzyloxy-6-benzyloxymethyl-2-(3-hydroxy-propyl)-tetrahydro-pyran-3-ol

: 291304-35-3
(4aS,6R,7S,8aR)-7-Benzyloxy-6-benzyloxymethyl-hexahydro-pyrano[3,2-b]pyran-2-one

Guidance literature:: With 2,2,6,6-tetramethyl-piperidine-N-oxyl; sodium hypochlorite; potassium bromide; In dichloromethane; water; at 0 ℃;
DOI:10.1021/jo025566f

Reference yield:

: 796128-15-9
(2S,3R,5S,6R)-5-benzyloxy-6-benzyloxymethyl-2-prop-2-ynyl-3-acetoxytetrahydropyran

: 291304-35-3
(4aS,6R,7S,8aR)-7-Benzyloxy-6-benzyloxymethyl-hexahydro-pyrano[3,2-b]pyran-2-one

Guidance literature:: Multi-step reaction with 2 steps

1: 88 percent / K₂CO₃ / methanol; H₂O / 3 h / 20 °C

2: 60 percent / CpRu[P(p-MeO-C₆H₄)3]2Cl; P(p-MeOC₆H₄)3; N-hydroxysuccinimide / tetra-n-butylammonium hexafluorophosphate; NaHCO₃ / dimethylformamide / 20 h / 85 °C

With 1-hydroxy-pyrrolidine-2,5-dione; (η(5)-C5H5)RuCl(P(p-CH3OC6H4)3)2; P(p-CH₃OC₆H₄)3; potassium carbonate; tert-butylammonium hexafluorophosphate(V); sodium hydrogencarbonate; In methanol; water; N,N-dimethyl-formamide;
DOI:10.1021/ol048165q

Reference yield:

: 439264-93-4
3-((5S,6R)-5-Benzyloxy-6-benzyloxymethyl-5,6-dihydro-4H-pyran-2-yl)-propionic acid methyl ester

: 291304-35-3
(4aS,6R,7S,8aR)-7-Benzyloxy-6-benzyloxymethyl-hexahydro-pyrano[3,2-b]pyran-2-one

Guidance literature:: Multi-step reaction with 2 steps

1.1: BH₃*SMe₂ / tetrahydrofuran / 0 - 20 °C

1.2: 48 percent / 1N NaOH; 30percent H₂O₂ / tetrahydrofuran / 20 °C

2.1: 94 percent / KBr; TEMPO; NaClO / CH₂Cl₂; H₂O / 0 °C

With 2,2,6,6-tetramethyl-piperidine-N-oxyl; sodium hypochlorite; dimethylsulfide borane complex; potassium bromide; In tetrahydrofuran; dichloromethane; water;
DOI:10.1021/jo025566f