Related Products of 450-96-4, A common heterocyclic compound, 450-96-4, name is 1-Chloro-2-(trifluoromethoxy)benzene, molecular formula is C7H4ClF3O, its traditional synthetic route has been very mature, but the traditional synthetic route has various shortcomings, such as complicated route, low yield, poor purity, etc, below Introduce a new synthetic route.
To a solution of 1 -chloro-2-(trifluoromethoxy)benzene (2.54 mmol) in 10 mL THF were added 1.42 mL n-BuLi (2.5 M solution in hexane) at -78C. After 40 min, a solution of iodine (2.8 mmol) in 2.5 mL THF was added and stirring was continued at RT overnight. The reaction was quenched with water under cooling and extracted with EtOAc (3x). The combined organic layers were dried over MgS04 and concentrated in vacuo. Purification by CC (KP-SIL from Biotage) using Hept to Hept/EtOAc (4/1 ) gives the desired compound (in a regioisomeric mixture as the major product) as colorless oil. LC-MS (A): tR = 0.99 min; 1H NMR ((CD3)2SO) delta: 7.98 (dd, 1 H), 7.70 (dd, 1 H), 7.21 (t, 1 H).
The synthetic route of 450-96-4 has been constantly updated, and we look forward to future research findings.
Reference:
Patent; ACTELION PHARMACEUTICALS LTD; HILPERT, Kurt; HUBLER, Francis; KIMMERLIN, Thierry; MURPHY, Mark; RENNEBERG, Dorte; STAMM, Simon; WO2013/14587; (2013); A1;,
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