Invention Grant
US07345176B2 Process for conversion of cyanopyridines to nicotinamides and catalyst therefor, process for preparing said catalyst
有权
将氰基吡啶转化为烟酰胺及其催化剂的方法，制备所述催化剂的方法
- Patent Title: Process for conversion of cyanopyridines to nicotinamides and catalyst therefor, process for preparing said catalyst
- Patent Title (中): 将氰基吡啶转化为烟酰胺及其催化剂的方法，制备所述催化剂的方法
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Application No.: US11124142Application Date: 2005-05-09
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Publication No.: US07345176B2Publication Date: 2008-03-18
- Inventor: Subhash Chandra Ray , Baldev Singh , Hiralal Prasad , Prodyot Kumar Sarkar , Pashupati Dutta , Shyam Kishore Roy , Anup Kumar Bandyopadhyay , Raja Sen
- Applicant: Subhash Chandra Ray , Baldev Singh , Hiralal Prasad , Prodyot Kumar Sarkar , Pashupati Dutta , Shyam Kishore Roy , Anup Kumar Bandyopadhyay , Raja Sen
- Applicant Address: IN New Delhi
- Assignee: Council of Scientific and Industrial Research
- Current Assignee: Council of Scientific and Industrial Research
- Current Assignee Address: IN New Delhi
- Agency: Nixon & Vanderhye, PC
- Main IPC: C07D213/81
- IPC: C07D213/81
Abstract:
The present invention relates to an improved process for conversion of cyanopyridines to nicotinamides. More particularly the present invention relates to preparation of nicotinamides and isonicotinamides which finds its usage in the preparation of anti-TB drug i.e. isoniazid and as an intermediate of vitamin B12. The present invention also relates to a process for a catalyst useful for the preparation of nicotinamide and isonicotinamide.
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