Process for preparing dinitrotoluene
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United States of America Patent
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Apr 12, 1994
Grant Date -
N/A
app pub date -
Mar 1, 1993
filing date -
Mar 1, 1993
priority date (Note) -
Expired
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Abstract
Improved process for preparing dinitrotoluene by reacting toluene with concentrated nitric acid. The process reacts toluene with a large excess of concentrated nitric acid, in the presence of a select hydrated nitrate salt which is effective in minimizing explosive hazards, to produce a product which has substantially reduced by-product content.
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