22034-13-5, Each compound has different characteristics, and only by selecting the characteristics of the compound suitable for a specific situation can the compound be applied on a large scale. 22034-13-5, name is 4-Bromobenzo[c][1,2,5]thiadiazole, This compound has unique chemical properties. The synthetic route is as follows.
Step 1, preparation of 3-bromo-1,2-diaminobenzene, of which the equation is represented as follows: Specific preparation is described as follows: dissolving 4-bromo-2,1,3-benzothiadiazole (20 mmol) in ethanol solvent (180 ml), adding sodium borohydride (0.38 mmol) at 0¡ã C., then raising the temperature to room temperature, stirring for 24 hours, distilling organic solvent of reaction product, after adding water (200 ml), washing with saline water, then extracting with diethyl ether, drying with anhydrous sodium sulfate. Product is obtained after solvent is rotary dried. The test result is GC-MS (EI-m/z): 186 (M+).
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Reference:
Patent; Ocean’s King Lighting Science & Technology Co., Ltd.; Zhou, Mingjie; Huang, Jie; Huang, Jiale; US8822634; (2014); B2;,
Bromide – Wikipedia,
bromide – Wiktionary