Methods for the preparation of crystalline eszopiclone free base in water, in the absence of organic solvents, are provided. The methods are more environmentally acceptable than prior art methods, and produce eszopiclone free base essentially free of residual organic solvent.
申请公布号
WO2008094690(A3)
申请公布日期
2008.12.31
申请号
WO2008US01372
申请日期
2008.01.31
申请人
TEVA PHARMACEUTICAL INDUSTRIES LTD.;TEVA PHARMACEUTICALS USA, INC.;FINKELSTEIN, NINA;MENDELOVICI, MARIOARA;RAMATY, REVITAL;MAINFELD, ALEX
发明人
FINKELSTEIN, NINA;MENDELOVICI, MARIOARA;RAMATY, REVITAL;MAINFELD, ALEX