Adenine modified silica-based catalyst, a process for the...

Details Adenine modified silica-based catalyst, a process for the... Adenine modified silica-based catalyst, a process for the...

2008-05-20

2008-05-20

Nazario-Gonzalez, Porfirio (Department: 1621)

Organic compounds -- part of the class 532-570 series

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

C544S277000, C549S229000, C423S593100

Reexamination Certificate

active

11438388

ABSTRACT:
The present invention provides an adenine modified solid, ordered, mesoporous, bifunctional, organo-inorganic silica-based catalyst, its method of preparation and also a process for the production of cyclic carbonates of the formula hereinbelowwherein R═H, CH2Cl, CH3, C4H9, C6H11, C6H5.

REFERENCES:
Lu et al., Journal of Molecular Catalysis A: Chemical, vol. 186, pp. 33-42 (2002).
Srivastava et al., Journal fo Catalysis, vol. 233, pp. 1-15 (available online May 23, 2005).
Alvaro et al., Journal of Catalysis, vol. 228, pp. 254-258 (2004).
Park et al., Energy Convers. Mgmt., vol. 38, Suppl., pp. S449-S454 (1997).

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