Process for producing 3 - urea - - - - - - - - - - - - -, - -, -, -, -, -, -, -, - and - to - be - - - - - - - - - - - - - two N - N - O - N - n - alkane ketone - 2, 5 and its use in. The process is: in the case of mixing, using concentrated nitric acid as oxidant, with concentrated sulfuric acid and nitric acid mixed acid as catalyst, the oxidation temperature of 40 to 43 DEG C, catalytic temperature 65 to 80 DEG C, standing for a day, separation and filtration of crude, complete the operation. The process has sufficient raw material source, simple process and low cost. This product is used for crops, fruit trees to increase the yield of 1 grams of water with this product after spraying for 10 kg, the effect is significant, wide application, low price.
【技术实现步骤摘要】
【技术保护点】
3-脲基间二氮环茂烷二酮-2、5结构式是:***的一种在农业上的用途,其特征在于用作农作物、果树的增产素,可以单独使用,也可与硫酸锌、硼砂或硼酸磷酸二氢钾混合使用。
【技术特征摘要】
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