JP2009040783A5 - - Google Patents

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Publication number
JP2009040783A5
JP2009040783A5 JP2008201060A JP2008201060A JP2009040783A5 JP 2009040783 A5 JP2009040783 A5 JP 2009040783A5 JP 2008201060 A JP2008201060 A JP 2008201060A JP 2008201060 A JP2008201060 A JP 2008201060A JP 2009040783 A5 JP2009040783 A5 JP 2009040783A5
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Japan
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iii
donepezil hydrochloride
polymorphic
crystal
polymorphic crystal
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JP2008201060A
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JP2009040783A (ja
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Priority to JP2008201060A priority Critical patent/JP2009040783A/ja
Priority claimed from JP2008201060A external-priority patent/JP2009040783A/ja
Publication of JP2009040783A publication Critical patent/JP2009040783A/ja
Publication of JP2009040783A5 publication Critical patent/JP2009040783A5/ja
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Claims (14)

  1. 粉末X線回折パターンにおいて、2θで表される下記回折角度にピークを有することを特徴とする、
    Figure 2009040783
    下記化学式で表される塩酸ドネペジルの多形結晶(III)。
    Figure 2009040783
  2. 臭化カリウム中の赤外吸収スペクトルにおいて、波数 559、641、648、702、749、765、786、807、851、872、927、949、966、975、982、1007、1034、1071、1080、1111、1119、1131、1177、1190、1205、1217、1230、1250、1265、1292、1313、1367、1389、1420、1438、1453、1461、1470、1500、1589、1605、1697、2407、2419、2461、2624、2641、2651、2667、2837、2848、2873、2924、2954、2961、2993、3007、3377、3433cm-1に吸収を有することを特徴とする塩酸ドネペジルの多形結晶(III)。
  3. ドネペジルをエタノールに溶解し、塩酸または塩化水素を加え、次いでジエチルエーテル、イソプロピルエーテル、n-ヘキサンまたはt−ブチルメチルエーテルから選ばれた溶媒1種を加えることを特徴とする塩酸ドネペジルの多形結晶(III)の製造法。
  4. 溶媒がイソプロピルエーテルであり、結晶析出1時間以上後に濾取することを特徴とする請求項3記載の塩酸ドネペジルの多形結晶(III)の製造法。
  5. ドネペジルを酢酸エチルに溶解し、塩酸または塩化水素を加え、次いでt−ブチルメチルエーテルを加えることを特徴とする塩酸ドネペジルの多形結晶(III)の製造法。
  6. 塩酸ドネペジルの多形結晶(I)または(II)を加熱することを特徴とする塩酸ドネペジルの多形結晶(III)の製造法。
  7. 塩酸ドネペジルをエタノールに溶解し、t-ブチルメチルエーテルまたはアセトニトリルを加え、10℃以上で撹拌することを特徴とする塩酸ドネペジルの多形結晶(III)の製造法。
  8. 塩酸ドネペジルの多形結晶(I)、(II)、(IV)、(V)または非晶質を溶媒中で撹拌し変換することを特徴とする塩酸ドネペジルの多形結晶(III)の製造法。
  9. 溶媒がメタノール、エタノール、酢酸エチルまたはアセトンから選ばれた1種以上である、請求項8記載の塩酸ドネペジルの多形結晶(III)の製造法。
  10. 塩酸ドネペジルの多形結晶(III)からなる医薬。
  11. 塩酸ドネペジルの多形結晶(III)を有効成分とするアセチルコリンエステラーゼ阻害作用が有効な疾患の予防・治療・改善剤。
  12. 塩酸ドネペジルの多形結晶(III)を有効成分とする老年性痴呆予防・治療・改善剤。
  13. 塩酸ドネペジルの多形結晶(III)を有効成分とするアルツハイマー病予防・治療・改善剤。
  14. 塩酸ドネペジルの多形結晶(III)を含有する医薬組成物。
JP2008201060A 1996-06-07 2008-08-04 塩酸ドネペジルの多形結晶およびその製造法 Withdrawn JP2009040783A (ja)

Priority Applications (1)

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JP2008201060A JP2009040783A (ja) 1996-06-07 2008-08-04 塩酸ドネペジルの多形結晶およびその製造法

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JP14629396 1996-06-07
JP2008201060A JP2009040783A (ja) 1996-06-07 2008-08-04 塩酸ドネペジルの多形結晶およびその製造法

Related Parent Applications (1)

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JP2004205012A Division JP2005015486A (ja) 1996-06-07 2004-07-12 塩酸ドネペジルの多形結晶およびその製造法

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JP2009040783A JP2009040783A (ja) 2009-02-26
JP2009040783A5 true JP2009040783A5 (ja) 2011-01-27

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JP2004205012A Pending JP2005015486A (ja) 1996-06-07 2004-07-12 塩酸ドネペジルの多形結晶およびその製造法
JP2008201060A Withdrawn JP2009040783A (ja) 1996-06-07 2008-08-04 塩酸ドネペジルの多形結晶およびその製造法

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Country Link
US (1) US6140321A (ja)
JP (2) JP2005015486A (ja)
KR (1) KR100545851B1 (ja)
CN (1) CN1312129C (ja)
AT (1) ATE445603T1 (ja)
AU (1) AU1153097A (ja)
CA (1) CA2516108C (ja)
DE (1) DE69739622D1 (ja)
DK (1) DK1211243T3 (ja)
ES (1) ES2330997T3 (ja)
HK (1) HK1080078A1 (ja)
HU (1) HUP0900417A3 (ja)
PT (1) PT1211243E (ja)
SI (1) SI22888B (ja)
UA (1) UA60307C2 (ja)
WO (1) WO1997046526A1 (ja)
ZA (1) ZA975064B (ja)

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