Adding a certain compound to certain chemical reactions, such as: 1435-50-3, name is 2-Bromo-1,4-dichlorobenzene, belongs to chlorides-buliding-blocks compound, can increase the reaction rate and produce products with better performance than those obtained under traditional synthetic methods. Here is a downstream synthesis route of the compound 1435-50-3, SDS of cas: 1435-50-3
(1) 1-(2-Diethylaminoethyl)-4-trifluoromethyl-6-iodo-3-hydroxy-3-(2,5-dichlorophenyl)oxindole The title compound (137 mg, 51%) was prepared from 1-(2-diethylaminoethyl)-4-trifluoromethyl-6-iodoisatin (200 mg, 0.454 mmol) and 2,5-dichlorobromobenzene by the procedure similar to that described Example 92(1). 1H-NMR (CDCl3) delta 8.08 (brs, 1H), 7.61 (s, 1H), 7.55 (s, 1H), 7.27 (dd, 1H, J=2.4, 8.6 Hz), 7.15 (d, 1H, J=8.6 Hz), 3.93-4.03 (m, 1H), 3.70-3.80 (m, 1H), 2.53-2.82 (m, 6H), 1.02 (t, 6H, J=7.1 Hz).
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Reference:
Patent; Sumitomo Pharmaceuticals Co., Ltd.; US6576656; (2003); B1;,
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics