Patents

US6620981: Process for the preparation of nitrotoluenes

The invention relates to a process for the preparation of nitrotoluenesl. More particularly, the invention relates to a process for the preparation of nitrotoluenes with high para-selectivity from toluene using zeolite beta with different binders as a catalyst.

Filing Date: 20-03-2002

Issue Date: 16-09-2003

Applicant: CSIR-Indian Institute of Chemical Technology (CSIR-IICT), Hyderabad

Patent No: US6620981

Application No: 10/103646

Inventor(s): Choudary, Boyapati Manoranjan (Andhra Pradesh, In); Kantam, Mannepalli Lakshmi (Andhra Pradesh, In); Ramprasad, Kompella Vishweshwar (Andhra Pradesh, In)

IPC Classification: C07L205/00

Country: United States of America

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