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Azeotropic reflux chromatography: an efficient solution to a difficult separation in the scale-up synthesis of spongistatin 1.

Organic & biomolecular chemistry

O'Brien M, Diéguez-Vázquez A, Hsu DS, Kraus H, Sumino Y, Ley SV.
PMID: 18362951
Org Biomol Chem. 2008 Apr 07;6(7):1159-64. doi: 10.1039/b719569a. Epub 2008 Feb 19.

Azeotropic reflux chromatography (in which the eluent is continuously recycled by means of refluxing) was used to separate a mixture of spiroketal intermediates in the scale-up synthesis of spongistatin 1, leading to an improved separation and an approximately 35-fold...

Work in Progress - The Bridge to the Doctorate Experience: A Reflection on Best Practices and Project Outcomes.

Aktosun Tuncay, Arciero Ariana, Flores Benjamin, Knaust Helmut, Villalobos Cristina, Ieee.
UIID-AD: 46
2011;

Since 1992 the University of Texas System Louis Stokes Alliance for Minority Participation has promoted the participation of underrepresented minorities in STEM with funding from the National Science Foundation. In 2003 the Alliance initiated the Bridge-to-the-Doctorate project to support...

Showing 1 to 2 of 2 entries