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Chowdhury, Partha Sarathi; Gupta, Priti; Kumar, Pradeep. First asymmetric total synthesis of aspinolide A. Tetrahedron Letters (2009), 50(50), 7018-7020. PMB = p-methoxybenzyl =. DDQ =. Dichlorodicyanoquinone. Removal of p-methoxybenzyl protecting group. - PowerPoint PPT Presentation
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Chowdhury, Partha Sarathi; Gupta, Priti; Kumar, Pradeep. First asymmetric total synthesis of aspinolide A. Tetrahedron Letters (2009), 50(50), 7018-7020.
PMB = p-methoxybenzyl =
DDQ =
Dichlorodicyanoquinone
Removal of p-methoxybenzyl protecting group
Removal of p-methoxybenzyl protecting group
IBX = 2-iodoxybenzoic acid =
IBX Mechanism
IBX is less soluble than the Dess-Martin Periodinane
EDCI = Ethyl(dimethylaminopropyl)carbodiimide
Carbodiimide Coupling Mechanism
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