5464-12-0, 1-(2-Hydroxyethyl)-4-methylpiperazine is a piperazines compound, ?involved in a variety of chemical synthesis. Rlated chemical reaction is continuously updated
4-chloro-3-(3,4-difluorophenyl)-1-[2-(4-methylpiperazin-1-yl)ethyl]-5-phenyl-pyrazolo[3,4-c]pyridazine (Compound 10) A mixture of 4-chloro-3-(3,4-difluorophenyl)-5-phenyl-1H-pyrazolo[3,4-c]pyridazine (0.33 mmol), 2-(4-methylpiperazin-1-yl)ethanol (0.65 mmol), diethyl azodicarboxylate (114 mg, 0.65 mmol) and triphenyl phosphine (171 mg, 0.65 mmol) in 1,4-dioxane (2 mL) was heated using microwave irradiation to a temperature between 85 and 120¡ã C. for a 30 to 90 min period. The reaction mixture was concentrated in vacuo and the residue was purified by preparative HPLC to provide Compound 10. 1H NMR delta (ppm)(CHCl3-d): 7.78-7.75 (2H, m), 7.65-7.59 (1H, m), 7.58-7.51 (4H, m), 7.33-7.29 (1H, m), 4.93 (2H, t), 3.16 (2H, t), 3.08 (4H, bs), 1.59 (4H, bs), 2.67 (3H, s). LCMS (10 cm_ESCI_Bicarb_MeCN) Rt 4.27 min; m/z 469 [M+H] 96.02percent purity., 5464-12-0
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Reference£º
Patent; Usher III Initiative; Buerli, Roland Werner; Krishna Esmieu, William Rameshchandra; Lock, Christopher James; Malagu, Karine Fabienne; Owens, Andrew Pate; Harte, William E.; US2014/121205; (2014); A1;,
Piperazine – Wikipedia
Piperazines – an overview | ScienceDirect Topics