| 摘要 |
FIELD: chemistry. ^ SUBSTANCE: invention relates to method of obtaining 1,5-dinitronaphtaline, in which naphtaline is nitrated with nitric acid in absence of sulphuric acid at temperature from 30C to 80C, nitric acid having concentration from 72 wt %, to 87 wt %, obtained reaction mixture is filtered at temperature from 5C to 20C and obtained solid residue is washed with water, 1,5-dinitronaphtaline is isolated from washed residue by washing with acetone. ^ EFFECT: simplification of compound obtaining process. ^ 7 cl, 1 tbl, 2 ex |
