TWI471307B - 培哚普利(PERINDOPRIL)之精胺酸鹽之δ結晶型式、其製備方法及含有其之醫藥組合物 - Google Patents
培哚普利(PERINDOPRIL)之精胺酸鹽之δ結晶型式、其製備方法及含有其之醫藥組合物 Download PDFInfo
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Description
本發明係關於式(I)之培哚普利(perindopril)L-精胺酸鹽之δ結晶型式、
其製備方法及含有其之醫藥組合物。
培哚普利及其醫藥上可接受之鹽、且更特定而言其精胺酸鹽具有有價值之藥理學特性。
其主要特性為抑制血管收縮素I轉化酶(或激肽酶II),此使得一方面可防止十肽血管收縮素I轉化成八肽血管收縮素II(一種血管收縮劑),且另一方面可防止緩激肽(一種血管舒張劑)降解成無活性肽。
該兩種作用有助於培哚普利在心血管疾病、更特定而言在高動脈壓、心臟衰竭及穩定性冠狀動脈疾病中之有益效應。
培哚普利、其製備及其在治療中之用途已闡述於歐洲專利說明書EP 0 049 658中。
培哚普利之精胺酸鹽首次闡述於歐洲專利說明書EP 1 354 873中。
培哚普利之精胺酸鹽之α及β結晶型式已闡述於歐洲專利說明書EP 1 989 182及EP 2 016 051中。
培哚普利之精胺酸鹽之γ結晶型式已闡述於專利申請案WO 2009/157018中。
獲得培哚普利精胺酸之方法已闡述於專利說明書SI 23001中。
鑒於培哚普利精胺酸之醫藥價值,以極佳穩定性獲得其尤為重要。
更特定而言,本發明係關於式(I)之化合物之δ結晶型式。
本發明培哚普利精胺酸之δ結晶型式之特徵可在於其X-射線繞射圖(圖1)及/或在於其固體NMR光譜(圖3)。
在賦形劑及雜質不存在下,本發明培哚普利精胺酸之δ結晶型式之特徵可在於以下X-射線粉末繞射圖,其係使用具有銅對陰極之繞射計來量測,且以平面間距d、布拉格角度(Bragg's angle)2θ及相對強度(表示為相對於最強譜線之百分比)來表示:
認為每一譜線之2θ精確度為±0.2°。
相對強度係出於資訊目的而給出。
X-射線粉末繞射光譜係在以下測試條件下來量測:˙Panalytical X'Pert Pro繞射計˙X'Celerator檢測器˙銅對陰極,電壓40 kV,電流30 mA;˙照射(Transmission)安裝;固定試樣;˙溫度:環境;˙量測範圍:3°至40°;˙每一量測之間之增量:0.017°;˙量測時間/步:49 s;
˙無內標準;˙用X'Pert Highscore軟體(2.2a版)來處理測試數據
在雜質或賦形劑存在下,尤其在乳糖存在下,可遮蔽本發明δ型培哚普利精胺酸之某些X-射線繞射峰。
端視賦形劑或雜質之性質而定,則本發明培哚普利精胺酸之δ結晶型式之特徵可在於以下X-射線粉末繞射峰,其係使用具有銅對陰極之繞射計來量測,且以如下角度2-θ(°)來表示:4.3、11.0、11.1、13.2、14.6、16.0及21.9;或4.3、11.0、11.1、11.9、13.2、14.6、19.2、21.9及22.6;或4.3、11.0、11.1、11.9、12.5、13.2、14.6、16.0、19.2、19.4、21.9、22.2及22.6。
培哚普利之精胺酸鹽之δ結晶型式之特徵亦在於固態NMR光譜。
固態13
C NMR光譜係在環境溫度下使用具有4 mmCP/MAS SB VTN型探針之Bruker SB Avance光譜儀在以下條件下來記錄:- 頻率:125.76 MHz,- 光譜寬度:40 kHz,- 試樣之魔角(Magic Angle)自旋速率:10 kHz,- 利用SPINAL64去耦合(去耦合功率為80 kHz)之CP(交叉極化)脈衝序列,- 重複延遲:10 s,- 採集時間:47 ms,- 接觸時間:4 ms
- 掃描次數:4096。
在傅立葉轉換(Fourier Transformation)之前將譜線加寬5 Hz。
由此獲得之光譜係相對於金剛烷試樣(將金剛烷之高頻率峰設置為38.48 ppm)來參考。
已將所觀察之峰於下表中理序(以ppm±0.2 ppm表示):
本發明亦係關於製備培哚普利之精胺酸鹽之δ結晶型式之方法,其係在高於20℃之溫度下,使培哚普利精胺酸鹽自乙腈、乙酸乙酯或甲基第三丁基醚與二甲基亞碸之二元混合物或乙腈、二甲基亞碸與甲苯之三元混合物中結晶或再結晶。
在結晶方法之情形下,可自另一種培哚普利鹽(例如第三丁基胺鹽)開始來獲得培哚普利之精胺酸鹽,使該另一種培哚普利鹽與酸反應,獲得呈游離酸型式之培哚普利,藉由存於乙腈、乙酸乙酯或甲基第三丁基醚與二甲基亞碸之二元混合物或乙腈、二甲基亞碸與甲苯之三元混合物中
之精胺酸將該呈游離酸型式之培哚普利轉化為鹽。
在再結晶方法之情形下,用作起始材料之培哚普利精胺酸鹽可呈無水或水合型式、呈非晶形型式或呈任一結晶型式。
當使用乙腈、乙酸乙酯或甲基第三丁基醚與二甲基亞碸之二元混合物時,乙腈/二甲基亞碸、乙酸乙酯/二甲基亞碸或甲基第三丁基醚/二甲基亞碸之比率較佳係介於90/10 w/w與10/90 w/w之間,包括其限值。
在結晶或再結晶期間,介質之溫度較佳係介於25℃與80℃之間且包括25℃及80℃,更佳介於60℃與80℃之間且包括60℃及80℃。
有利地,可在冷卻步驟期間在混合物中添加晶種(「加晶種」模式)。
當不在混合物中添加晶種時(「不加晶種」模式),與溶劑混合物接觸之時間較佳大於6小時。
本發明亦係關於醫藥組合物,其包含作為活性成份的式(I)之化合物之δ結晶型式,及一或多種適當且無毒之惰性賦形劑。在本發明醫藥組合物中,更尤其可提及彼等適於經口、非經腸(靜脈內或經皮下)或經鼻投與者,即錠劑或糖衣丸、舌下錠劑、膠囊、菱形錠劑、栓劑、乳膏、軟膏、皮膚凝膠、可注射之製劑及可飲用之懸浮液。
呈錠劑形式之醫藥組合物較佳係藉由直接壓縮來製備。
有用劑量可根據病症之性質及嚴重程度、投與途徑亦及患者之年齡及體重而變。有用劑量係每天一或多次投與1
mg至20 mg不等,較佳每天一次投與2.5 mg至10 mg不等。
本發明醫藥組合物亦可包含一或多種選自利尿劑(例如吲達帕胺(indapamide))、鈣拮抗劑(例如胺氯地平(amlodipine))及If電流抑制劑(例如依伐佈雷定(ivabradine))之其他活性成份。
當本發明醫藥組合物亦包含吲達帕胺時,吲達帕胺之量較佳係介於0.625 mg與2.5 mg之間,包括限值。
當本發明醫藥組合物亦包含胺氯地平時,胺氯地平之量較佳係介於5 mg與10 mg之間,包括限值。
當本發明醫藥組合物亦包含依伐佈雷定時,依伐佈雷定之量較佳係介於5 mg與30 mg之間,包括限值。
以下實例闡釋本發明。
在下文之實例1至4中,用作起始材料之培哚普利精胺酸鹽之水含量為約3%至4%。
縮寫:
將55.32 g培哚普利精胺酸鹽、297.50 g二甲基亞碸及94.49 g乙腈引入至反應器中。
在70℃及攪拌下將混合物加熱7小時,且然後以1℃/min
冷卻至40℃。在40℃下30分鐘之後,經玻璃料過濾混合物。用乙酸乙酯洗滌濾餅,並在風扇循環烘箱中於50℃下乾燥過夜,從而以54%之產率得到培哚普利精胺酸之δ結晶型式。
將52.2 g培哚普利精胺酸鹽、216 g二甲基亞碸及76 g乙腈引入至反應器中。
在攪拌下將混合物加熱至70℃。在70℃下,添加0.52 g δ型培哚普利精胺酸以引發結晶。
在70℃下將混合物加熱5小時(直至濁度曲線穩定為止),且然後以0.5℃/min冷卻至40℃。在40℃下30分鐘之後,在1L不銹鋼單元中藉助過濾介質(直徑=5 cm,過濾臨限值=20微米)來過濾混合物。
用乙酸乙酯洗滌濾餅,並在風扇循環烘箱中於50℃下乾燥過夜。
以72%之產率(減去晶種)獲得培哚普利精胺酸之δ結晶型式。
將280 g培哚普利精胺酸鹽、950 g二甲基亞碸及97 g乙腈引入至2L反應器中。
將懸浮液加熱至80℃且觀察到其逐漸變為溶液。混合物維持在80℃下5分鐘,然後以0.5℃/min之速率冷卻至
70℃。一旦混合物之溫度到達70℃後,即添加乙腈(197 g,傾倒時間=20分鐘)。在添加結束時,混合物依然透明。在溶液中添加6 g δ型培哚普利精胺酸作為晶種。70℃階段為45分鐘。
以0.5℃/min之速率將懸浮液冷卻至25℃。在25℃下之接觸時間為4小時,之後使用2 L單元過濾。用乙酸乙酯洗滌濾餅,並在風扇循環烘箱中於50℃下乾燥過夜。以91%之產率(減去晶種)獲得培哚普利精胺酸之δ結晶型式。
在機械攪拌下將25 g培哚普利精胺酸鹽及90 g乙腈/二甲基亞碸10/90(w/w)之二元混合物引入至反應器中。在25℃及攪拌下接觸72小時之後,完全轉變成δ型。
然後,過濾反應混合物,從而單離出79%產率之培哚普利精胺酸之δ結晶型式。
將培哚普利(12.5 g,1當量)及L-精胺酸(5.32 g-0.9當量)懸浮於乙腈(20 g,d=0.787)與DMSO(61 g,d=1.100)之混合物中。在50℃下將反應混合物加熱過夜。然後,經過玻璃料過濾來分離產物。洗滌並乾燥濾餅。
相對於培哚普利,以79%之產率獲得培哚普利精胺酸之δ結晶型式。
將15 g培哚普利精胺酸及43.6 g DMSO引入至0.5 L反應器中。培哚普利精胺酸於混合物中之濃度為25.6%(重量%)。將混合物加熱至約70℃,且然後經20分鐘添加102 g乙酸乙酯(乙酸乙酯/DMSO之比率:70/30 w/w)。
在70℃下在混合物中添加0.3 g δ結晶型式作為晶種。在加晶種之後,在70℃及攪拌下將混合物維持2小時。以0.2℃/min之速率冷卻至20℃,隨後接觸16小時時間。
在單元中經過濾介質(孔隙度0.41 μm)實施產物之分離。用乙酸乙酯/DMSO之混合物將固體洗滌一次且用乙酸乙酯洗滌兩次,並在烘箱中於真空中及50℃下乾燥。
以93%之產率(減去晶種)獲得培哚普利精胺酸之δ結晶型式。
製備1000個各自含有5 mg活性成份之錠劑之配方:δ型培哚普利精胺酸............................................5 g羥丙基纖維素....................................................2 g小麥澱粉.........................................................10 g乳糖..............................................................100 g硬脂酸鎂...........................................................3 g滑石粉..............................................................3 g
含有10 mg培哚普利精胺酸之錠劑,終重量為100 mg:δ型培哚普利精胺酸.......................................10 mg乳糖一水合物.............................................64.2 mg微晶纖維素..................................................25 mg硬脂酸鎂.....................................................0.5 mg無水膠質二氧化矽.......................................0.3 mg
比較δ型與先前技術型式在開口燒瓶中在110℃下之熱穩定性。
結果如下:
該等結果展示,培哚普利精胺酸鹽之δ結晶型式與其他已知形式相比具有改良之熱穩定性。
圖1:δ型培哚普利精胺酸之繞射圖。
圖2:δ型培哚普利精胺酸於乙腈/二甲基亞碸之二元混
合物中之相圖。
圖3:δ型培哚普利精胺酸之固體之NMR光譜。
Claims (16)
- 一種式(I)之培哚普利(perindopril)L-精胺酸鹽之δ結晶型式,
- 如請求項1之式(I)之化合物之δ結晶型式,其中以下X-射線粉末繞射峰係使用具有銅對陰極之繞射計來量測,且以布拉格角度2θ來表示:4.3、11.0、11.1、11.9、12.5、13.2、14.6、16.0、19.2、19.4、20.0、21.9、22.2及22.6。
- 如請求項1之式(I)之化合物之δ結晶型式,其中以下X-射線粉末繞射圖係使用具有銅對陰極之繞射計來量測,且以平面間距d、布拉格角度2θ及以相對於最強譜線之百分比表示之相對強度來表示:
- 如請求項1之式(I)之化合物之δ結晶型式,其中固態13 C CPMAS NMR光譜具有以下以ppm表示之峰:
- 一種製備如請求項1至4中任一項之式(I)之化合物之δ結 晶型式之方法,其係在高於20℃之溫度下,自乙腈、乙酸乙酯或甲基第三丁基醚與二甲基亞碸之二元混合物中或自乙腈、二甲基亞碸與甲苯之三元混合物中結晶或再結晶。
- 如請求項5之方法,其中乙腈、乙酸乙酯或甲基第三丁基醚與二甲基亞碸之該二元混合物中乙腈/二甲基亞碸、乙酸乙酯/二甲基亞碸或甲基第三丁基醚/二甲基亞碸之比率係在90/10 w/w至10/90 w/w範圍內。
- 如請求項5或6中任一項之方法,其中介質之溫度係介於25℃與80℃之間且包括25℃及80℃。
- 如請求項7之方法,其中將該混合物加熱至60℃至80℃之溫度。
- 如請求項5之方法,其中該混合物係添加該δ結晶型式作為晶種。
- 一種醫藥組合物,其包含作為活性成份的如請求項1至4中任一項之化合物以及一或多種惰性無毒且醫藥上可接受之載劑。
- 如請求項10之醫藥組合物,其中其亦包含利尿劑、鈣拮抗劑或If電流抑制劑。
- 如請求項11之醫藥組合物,其中該利尿劑係吲達帕胺(indapamide)。
- 如請求項11之醫藥組合物,其中該鈣拮抗劑係胺氯地平(amlodipine)。
- 如請求項11之醫藥組合物,其中該If電流抑制劑係依伐 佈雷定(ivabradine)。
- 如請求項1至4中任一項之化合物,其用於治療心血管疾病。
- 如請求項1至4中任一項之化合物,其用於治療高動脈壓、心臟衰竭或穩定性冠狀動脈疾病。
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CN110283104B (zh) * | 2018-08-22 | 2022-06-14 | 南京济群医药科技股份有限公司 | 一种精氨酸培哚普利的制备方法 |
EP3842035A1 (en) | 2019-12-23 | 2021-06-30 | KRKA, d.d., Novo mesto | Composition for the preparation of perindopril arginine granules, a method for their preparation and pharmaceutical composition comprising the granules |
SI26268A (sl) | 2021-11-18 | 2023-05-31 | Zupet Rok | Postopek za pripravo hidratirane oblike perindopril l-arginina |
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