KR102563378B1 - 2-(1-아실옥시-n-펜틸)벤조산 및 염기성 아미노산 또는 아미노구아니딘이 형성하는 염, 이의 제조 방법 및 용도 - Google Patents
2-(1-아실옥시-n-펜틸)벤조산 및 염기성 아미노산 또는 아미노구아니딘이 형성하는 염, 이의 제조 방법 및 용도 Download PDFInfo
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- KR102563378B1 KR102563378B1 KR1020217011155A KR20217011155A KR102563378B1 KR 102563378 B1 KR102563378 B1 KR 102563378B1 KR 1020217011155 A KR1020217011155 A KR 1020217011155A KR 20217011155 A KR20217011155 A KR 20217011155A KR 102563378 B1 KR102563378 B1 KR 102563378B1
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- Prior art keywords
- pentyl
- benzoic acid
- arginine
- compound
- acetoxy
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Abstract
Description
도 2는 CH3OH에서 화합물 I1s 샘플 용액의 안정성 분석 스펙트럼이다.
도 3은 피험 화합물이 래트 동정맥 우회 혈전에 미치는 영향을 도시한 것이다.
도 4는 화합물이 MCAO 래트의 경색 부피, 뇌부종 및 신경 결손에 미치는 영향을 도시한 것이다.
도 5는 화합물 AHPB가 MCAO 래트의 경색 부피, 뇌부종 및 신경 결손에 미치는 영향을 도시한 것이다.
도 6은 I1s 정맥 주사 후 래트 혈장 중 각 대사산물의 시간-농도 곡선이다.
도 7은 I1s 정맥 주사 후 래트 뇌조직 중 각 대사산물의 시간-농도 곡선에서 약물 농도 막대 그래프이다.
Claims (11)
- 식 I1로 표시되는 L-아르기닌(R/S)-2-(1-아세톡시-n-펜틸)벤조산(L-arginine(R/S)-2-(1-acetoxy-n-pentyl)benzoate) 또는 식 I1S로 표시되는 L-아르기닌(S)-2-(1-아세톡시-n-펜틸)벤조산(L-arginine(S)-2-(1-acetoxy-n-pentyl)benzoate) 인 화합물.
- 삭제
- 삭제
- 삭제
- 삭제
- 하기 단계,
(1) -30 ℃ 내지 -5 ℃ 및 유기 염기의 존재 하에서, 화합물 II의 유기 용매 용액에 무수물 또는 염화 아실을 점적하고, 반응이 종료되면 산화하여 백색 고체 화합물 III을 석출하는 단계; 및
(2) 단계 (1)로부터 수득된 화합물 III을 알코올에 용해시킨 다음, L-아르기닌을 첨가하여 염을 형성하고, 반응 후 석출된 침전물을 여과하며, 알코올 재결정을 거쳐 화합물 I을 수득하는 단계;를 포함하고,
상기 별표 *는 2-(1-아실옥시-n-펜틸)벤조산 부분의 키랄 중심을 나타내며, (S)- 또는 (R/S)- 구성일 수 있는 것을 특징으로 하는 제1항에 따른 화합물의 제조 방법. - 제6항에 있어서,
상기 단계 (1)의 유기 염기는 4-디메틸아미노피리딘(4-dimethylaminopyridine), 디에틸아민(diethylamine), 트리에틸아민(triethylamine) 또는 피리딘(pyridine)이고, 유기 용매는 디에틸에테르(diethyl ether), 테트라히드로푸란(tetrahydrofuran), 디클로로메탄(dichloromethane), 트리클로로메탄(trichloromethane) 또는 아세톤(acetone) 중 하나 또는 둘의 조합이고, 산은 진하거나 묽은 염산, 황산 또는 질산이고, pH 2 내지 6으로 산화되는 것을 특징으로 하는 제조 방법. - 제6항에 있어서,
상기 단계 (2)의 알코올은 에탄올, 메탄올, 프로판올 또는 이소프로판올인 것을 특징으로 하는 제조 방법. - 약학 조성물에 있어서,
제1항의 상기 화합물 I1 또는 I1s 및 약학적으로 허용 가능한 담체를 포함하는 것을 특징으로 하는 허혈성 심혈관 질환의 예방 또는 치료용 약학 조성물. - 약학 조성물에 있어서,
제1항의 상기 화합물 I1s 및 약학적으로 허용 가능한 담체를 포함하는 것을 특징으로 하는 항혈전 순환장애 개선용 약학 조성물. - 약학 조성물에 있어서,
제1항의 상기 화합물 I1 또는 I1s 및 약학적으로 허용 가능한 담체를 포함하는 것을 특징으로 하는 심뇌혈관 순환장애 개선용 약학 조성물.
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| PCT/CN2018/118879 WO2020107500A1 (zh) | 2018-11-28 | 2018-12-03 | 2-(1-酰氧正戊基)苯甲酸与碱性氨基酸或氨基胍形成的盐、其制备方法及用途 |
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