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    • 5. 发明授权
    • Crystalline erlotinib hydrochloride process
    • 结晶埃洛替尼盐酸盐工艺
    • US09593083B2
    • 2017-03-14
    • US14418449
    • 2013-08-14
    • Shilpa Medicare Limited
    • Vimal Kumar ShrawatPrashant PurohitRafiuddin Dr.Vinod Kumar SinghAkshay Kant Chaturvedi
    • C07D239/94
    • C07D239/94C07B2200/13
    • The present invention provides process for preparation of Crystalline Erlotinib HCl (I) Form-SE characterized by X-ray powder diffraction pattern comprising at least 5 characteristic 2θ° peaks selected from the XRPD peak set of 5.60, 10.00, 11.40, 13.00, 13.50, 15.20, 18.40, 20.65, 21.86, 23.5, 31.80, 32.13, 32.80, 34.40±0.20 2θ°, DSC isotherm comprising the endothermic peaks ranging between 213 to 217° C. (Peak −1) and 225 to 235° C. (Peak −2) and IR absorption characteristic peaks at approximately 3278 cm−1, 1948 cm−1, 1871 cm−1, 1632 cm−1, 1164 cm−1, 1024 cm−1, 940 cm−1 and 742 cm−1 useful as active pharmaceutical ingredient in pharmaceutical compositions for the treatment cancer.
    • 本发明提供了制备结晶埃洛替尼(I)形式SE的方法,其特征在于X射线粉末衍射图,其包含至少5个特征2& tt;峰,其选自XRPD峰组5.60,10.00,11.40,13.00,13.50 ,15.20,18.40,20.65,21.86,23.5,31.80,32.13,32.80,34.40±0.20 2;该等温线包含213-217℃(峰-1)和225-235℃之间的吸热峰。 (峰-2)和IR吸收特征峰在大约3278cm-1,1948cm -1,1871cm -1,1632cm -1,1164cm -1,1024cm -1,940cm -1和742cm -1, 1可用作用于治疗癌症的药物组合物中的活性药物成分。