Patents

US9000224: Process for the preparation of pillar[5]quinone

The invention relates to a process for the preparation of pillar[5]quinone and further relates to an easy-to-operate and chromatography-free process for the preparation of crystalline pillar[5]quinone by the oxone/iodobenzene-mediated oxidative de-aromatization of readily available 1,4-dimethoxypillar[5]arenes in good yields.

Filing Date: 29-07-2014

Issue Date: 07-04-2015

Applicant: CSIR-National Chemical Laboratory (CSIR-NCL), Pune

Patent No: US9000224

Application No: 14/445471

Inventor(s): Gangadhar Jessy Sanjayan; Kilingaru Ishwara Shivakumar

IPC Classification: C07C 45/00

Country: United States of America

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