Continuously updated synthesis method about 603-62-3

The chemical industry reduces the impact on the environment during synthesis 603-62-3. I believe this compound will play a more active role in future production and life.

The chemical industry reduces the impact on the environment during synthesis 603-62-3, name is 3-Nitrophthalimide, I believe this compound will play a more active role in future production and life. 603-62-3

3-Nitrophthalimide (5 g) and hydroxylamine sulfate powder (11 g) were sequentially added to isopropanol (90 mL).Stir the reaction mixture.A solution of potassium hydroxide (6 g) in water (5 ml) was added in one portion.Get a red liquid.The temperature of the reaction solution was slowly raised to 40 C, the solution was stirred for 30 minutes, filtered,Recrystallization twice with water, dried at 80 to give 1.4g yellow needle crystal,After vacuum drying at 120 C, 1.12 g (24% yield) of yellow powder was obtained.

The chemical industry reduces the impact on the environment during synthesis 603-62-3. I believe this compound will play a more active role in future production and life.

Reference:
Patent; Shanghai Zaiqi Biological Co., Ltd.; Wang Zhiguo; Song Yanhong; Ma Xiujuan; Tian Beibei; Li Shijiang; Li Chao; Zhang Xin; Li Tao; (7 pag.)CN107474007; (2017); A;,
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