Crystal forms of E-2-Methoxy-N-(3-4-[3-methyl-4-(6-methyl-pyridin-3-yloxy)-phenylamino]-quinazolin-6-yl}-allyl)-acetamide. A crystal form is useful in the synthesis of salts and complexes of E-2-Methoxy-N-(3-4-[3-methyl-4-(6-methyl-pyridin-3-yloxy)-phenylamino]-quinazolin-6-yl}-allyl)-acetamide. A crystal form also improves stability of tabletted or capsuled E-2-Methoxy-N-(3-4-[3-methyl-4-(6-methyl-pyridin-3-yloxy)-phenylamino]-quinazolin-6-yl}-allyl)-acetamide as a drug product.
E-2-甲氧基-N-(3-4-[3-甲基-4-(6-
甲基吡啶-3-氧基)-
苯胺基]-
喹唑啉-6-基}-烯丙基)-乙酰胺的晶体形式。晶体形式在合成E-2-甲氧基-N-(3-4-[3-甲基-4-(6-
甲基吡啶-3-氧基)-
苯胺基]-
喹唑啉-6-基}-烯丙基)-乙酰胺的盐和络合物时很有用。晶体形式还提高了片剂或胶囊剂型E-2-甲氧基-N-(3-4-[3-甲基-4-(6-
甲基吡啶-3-氧基)-
苯胺基]-
喹唑啉-6-基}-烯丙基)-乙酰胺作为药品的稳定性。