Cavitands as a Material for Gas Sensors

However, the application of calixarenes and other cavitands such as the phosphorus-bridged ones or P-cyclodextrin in low-temperature gas sensors, particularly quartz crystal microbalance (QCM)- and 

2 (calix[4]arene) containing single 0=P(0Pri)Ph functional group (Reprinted with permission from Kalchenko et al. 2002, Copyright 2002 Springer) 

Liu et al. (2005) established that the recovery during the purging cycle can even be irreversible at room temperature. 

Asfari Z, Vicens J (1988) Preparation of series of calix[6]arenes and calix[8]arenes derived from p-n- eilkylphenols. Tetrahedron Lett 29(22) 2659-2660 

Cha J-H, Lee W, Lee H (2009) Hydrogen gas sensor based on proton-conducting clathrate hydrate. Angew Chem Int Ed 48 8687-8690 

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