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Organic solvent- and catalyst-free Baeyer-Villiger oxidation of levoglucosenone and dihydrolevoglucosenone (Cyrene®): a sustainable route to ()-γ-hydroxymethyl-α,β-butenolide and ()-γ-hydroxymethyl-γ-butyrolactone
A straightforward and sustainable route to ( S )-γ-hydroxymethyl-α,β-butenolide ( HBO ) and ( S )-γ-hydroxymethyl-α,β-butyrolactone ( 2H-HBO ), two valuable chemical platforms for the synthesis of fine chemicals such as drugs, pheromones, flavors and fragrances, has been optimized using renewable ce...
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Published in: | Green chemistry : an international journal and green chemistry resource : GC 2018-01, Vol.2 (11), p.2455-2458 |
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Main Authors: | , , , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that this one cites Items that cite this one |
Online Access: | Get full text |
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Summary: | A straightforward and sustainable route to (
S
)-γ-hydroxymethyl-α,β-butenolide (
HBO
) and (
S
)-γ-hydroxymethyl-α,β-butyrolactone (
2H-HBO
), two valuable chemical platforms for the synthesis of fine chemicals such as drugs, pheromones, flavors and fragrances, has been optimized using renewable cellulose-based levoglucosenone (
LGO
) and Cyrene® as starting materials and aqueous H
2
O
2
as both a solvent and an oxidizing agent. Combined with short-path distillation, this procedure provides enantiopure
HBO
and
2H-HBO
in yield as high as 72% at the kilo scale.
Aqueous H
2
O
2
-mediated Baeyer-Villiger oxidation of levoglucosenone provides valuable chiral lactone
HBO
in one step without an organic solvent, catalyst nor acid. |
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ISSN: | 1463-9262 1463-9270 |
DOI: | 10.1039/c8gc00553b |