Final Thoughts on Chemistry for 10343-06-3

Children learn through play, and they learn more than adults might expect. Science experiments are a great way to spark their curiosity, get their minds active, and encourage them to do something that doesn’t involve a screen. 10343-06-3, C14H20O10. A document type is Article, introducing its new discovery., Quality Control of: 2,3,4,6-Tetra-o-acetyl-D-glucopyranose

The 1-(2′,3′,4′,6′-tetra-O-acetyl-alpha-D-glucopyranosyloxy), 1-(6′-O-benzyl-2′,3′,4′-tri-O-acetyl-alpha-D-glucopyranosyloxy), 1-(2′-O-benzyl-3′,4′,6′-tri-O-acetyl-alpha-D-glucopyranosyloxy), 1-(6′-O-benzyl-2′,3′,4′-tri-O-acetyl-beta-D-glucopyranosyloxy), and 1-(2′-O-benzyl-3′,4′,6′-tri-O-acetyl-beta-D-glucopyranosyloxy) derivatives of (E)-3-(t-butyldimethylsiloxy)buta-1,3-diene, i.e. (8b-d) and (34a,b) have been prepared and their diastereofacial reactivities towards N-phenylmaleimide assessed.Whereas the alpha-diene (8b) gave a 55:45 mixture of the cycloadducts (11b) and (12b) , its beta-anomer, i.e. (1b), afforded an 85:15 mixture of the cycloadducts (2b) and (3b) .Improved diastereoselections were displayed by the 6′-O-benzyl-alpha-diene (8c), which gave a 69:31 mixture of the cycloadducts (11c) and (12c), and by the 6′-O-benzyl-beta-diene (34a), which yielded only the cycloadduct (38a).By contrast, reduced diastereofacial reactivities were exhibited by the 2′-O-benzyl-alpha-diene (8d), which afforded a 36:64 mixture of the cycloadducts (11d) and (12d) , and by the 2′-O-benzyl-beta-diene (34b), which gave a 74:26 mixture of the cycloadducts (38b) and (39b).

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Reference：
Tetrahydropyran – Wikipedia,
Tetrahydropyran – an overview | ScienceDirect Topics