Title of Invention | A PROCESS FOR THE PREPARATION OF QUINOXALIN-(1H)-2-ONE |
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Abstract | A process for preparing Quinoxalin-(lH)-2-One comprising reacting 0-phenylene diamine dissolved in an aliphatic alcohol with glyoxylic acid methyl ester hemi acetal at a temperature of 30-50*c wherein the solvent used is distilled off after the reaction la completed. |
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95-BOM-1991-CANCELLED PAGES.pdf
95-BOM-1991-CORRESPONDENCE(IPO).pdf
95-BOM-1991-CORRESPONDENCE(RECEIVED).pdf
95-BOM-1991-FORM 2(GRANTED).pdf
95-BOM-1991-SPECIFICATION(AMENDED).pdf
Patent Number | 172036 | |||||||||
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Indian Patent Application Number | 95/BOM/1991 | |||||||||
PG Journal Number | 44/2012 | |||||||||
Publication Date | 02-Nov-2012 | |||||||||
Grant Date | 06-May-1994 | |||||||||
Date of Filing | 05-Apr-1991 | |||||||||
Name of Patentee | SUDARSHAN CHEMICAL INDUSTRIES LIMITED | |||||||||
Applicant Address | 162, WELLESLEY ROAD, PUNE | |||||||||
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PCT International Classification Number | C07D241/40 | |||||||||
PCT International Application Number | N/A | |||||||||
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