Protonation and deprotonation induced organo/hydrogelation: Bile acid derived gelators containing a basic side chain

• Uday Maitra and
• Arkajyoti Chakrabarty

Beilstein J. Org. Chem. 2011, 7, 304–309, doi:10.3762/bjoc.7.40

• . Keywords: bile acid derived amines; organogelator and hydrogelator; protonation and deprotonation induced gelation; SEM and POM; thermal stability; Introduction Low molecular mass organo- and hydrogelators (LMOG) have attracted considerable attention in recent years due to their tunable physical

• transition and this time the gel turned pink colour (Figure 3c, heating and cooling reformed the gel). (C) SEM and POM characterization of the gels The gels showed birefringent textures under a polarizing optical microscope [19]. The organogel showed spherulitic structures [20] (where the fibres originated