KR20200070438A - L-오르니틴 페닐아세테이트, 및 이의 제조방법 - Google Patents
L-오르니틴 페닐아세테이트, 및 이의 제조방법 Download PDFInfo
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Abstract
Description
도 2는 형태 I에 대한 시차 주사 열량 측정법 결과를 나타낸다.
도 3은 형태 I의 열중량/시차 열분석법을 나타낸다.
도 4는 형태 I의 시료로부터 얻은 1H 핵자기 공명 스펙트럼을 나타낸다.
도 5는 형태 I에 대한 역동 증기 흡수 결과를 나타낸다.
도 6은 형태 II의 X-선 분말 회절 패턴이다.
도 7은 형태 II에 대한 시차 주사 열량 측정법 결과를 나타낸다.
도 8은 형태 II의 열중량/시차 열분석법을 나타낸다.
도 9는 형태 II의 시료로부터 얻은 1H 핵자기 공명 스펙트럼을 나타낸다.
도 10은 형태 II에 대한 역동 증기 흡수 결과를 나타낸다.
도 11은 형태 III의 X-선 분말 회절 패턴이다.
도 12는 형태 III에 대한 시차 주사 열량 측정법 결과를 나타낸다.
도 13은 형태 III의 열중량/시차 열분석을 나타낸다.
도 14는 형태 III의 시료로부터 얻은 1H 핵자기 공명 스펙트럼을 나타낸다.
도 15는 형태 III에 대한 역동 증기 흡수 결과를 나타낸다.
도 16은 형태 V의 X-선 분말 회절 패턴이다.
도 17은 형태 V에 대한 시차 주사 열량 측정법 결과를 나타낸다.
도 18은 형태 V의 열중량/시차 열분석을 나타낸다.
도 19는 형태 V의 시료로부터 얻은 1H 핵자기 공명 스펙트럼을 나타낸다.
도 20은 형태 V에 대한 역동적 증기 흡수 결과를 나타낸다.
도 21은 L-오르니틴 벤조에이트의 시료로부터 얻은 1H 핵자기 공명 스펙트럼을 나타낸다.
도 22는 L-오르니틴 페닐아세테이트의 시료로부터 얻은 1H 핵자기 공명 스펙트럼을 나타낸다.
Claims (29)
- L-오르니틴의 용액을 형성하는 단계;
상기 용액에 pH 조절제를 첨가하는 단계;
상기 용액에 페닐아세트산을 첨가하는 단계;
상기 용액으로부터 L-오르니틴 페닐아세테이트를 분리하는 단계
를 포함하는, L-오르니틴 페닐아세테이트의 제조방법. - 제 1 항에 있어서,
상기 용액은 물을 포함하는 것인, L-오르니틴 페닐아세테이트의 제조방법. - 제 1 항 또는 제 2 항에 있어서,
상기 용액으로부터 L-오르니틴 페닐아세테이트를 분리하는 단계는 상기 용액의 여과를 포함하는, L-오르니틴 페닐아세테이트의 제조방법. - 제 1 항 또는 제 2 항에 있어서,
상기 용액으로부터 L-오르니틴 페닐아세테이트를 분리하는 단계는 상기 용액으로부터 L-오르니틴 페닐아세테이트를 결정화시키는 것을 포함하는, L-오르니틴 페닐아세테이트의 제조방법. - 제 4 항에 있어서,
상기 L-오르니틴 페닐아세테이트를 결정화시키는 것은 추가로, 상기 용액을 냉각시키고/시키거나 상기 용액에 제 2 용매를 첨가하는 것을 포함하는, L-오르니틴 페닐아세테이트의 제조방법. - 제 5 항에 있어서,
상기 제 2 용매는 메탄올, 에탄올, 1-프로판올, 이소프로판올, 에틸렌 글리콜, 2-부탄올, 3-메틸-1-부탄올, 및 그들의 조합물로 이루어진 군으로부터 선택된 하나 이상의 알콜을 포함하는 것인, L-오르니틴 페닐아세테이트의 제조방법. - L-오르니틴 염, 벤조에이트 염 및 용매를 혼합하여 중간물 용액(intermediate solution)을 형성하는 단계;
상기 중간물 용액과 페닐아세테이트를 혼합하는 단계; 및
결정성 L-오르니틴 페닐아세테이트를 70중량% 이상 포함하는 조성물을 분리하는 단계
를 포함하는, L-오르니틴 페닐아세테이트의 제조방법. - 제 8 항에 있어서,
추가로, 상기 페닐아세테이트를 혼합하기 전에 상기 중간물 용액으로부터 염의 적어도 일부분을 제거하는 것을 포함하되, 상기 염은 L-오르니틴 염이 아닌 것인, L-오르니틴 페닐아세테이트의 제조방법. - 제 9 항에 있어서,
상기 방법은 추가로, 상기 염의 적어도 일부분을 제거하기 전에 염산을 첨가하는 것을 포함하는, L-오르니틴 페닐아세테이트의 제조방법. - 제 8 항에 있어서,
상기 L-오르니틴 염, 벤조에이트 염 및 용매를 혼합는 것은,
상기 L-오르니틴 염을 물 속에 분산시켜서 제 1 용액을 형성하고;
상기 벤조에이트 염을 DMSO 중에 분산시켜서 제 2 용액을 형성하고;
상기 제 1 용액 및 상기 제 2 용액을 혼합하여 상기 중간물 용액을 형성하는 것
을 포함하는, L-오르니틴 페닐아세테이트의 제조방법. - 제 8 항 내지 제 11 항 중의 어느 한 항에 있어서,
상기 조성물은 벤조에이트 염 약 0.10중량% 이상 및 벤조에이트 염 5중량% 이하를 포함하는 것인, L-오르니틴 페닐아세테이트의 제조방법. - 제 12 항에 있어서,
상기 벤조에이트 염은 은 벤조에이트인 것인, L-오르니틴 페닐아세테이트의 제조방법. - 제 13 항에 있어서,
상기 조성물은 추가로, 은 10ppm 이상 및 은 600ppm 이하를 포함하는 것인, L-오르니틴 페닐아세테이트의 제조방법. - 제 8 항 내지 제 11 항 중의 어느 한 항에 있어서,
상기 페닐아세테이트는 알칼리 금속 염인 것인, L-오르니틴 페닐아세테이트의 제조방법. - 제 15 항에 있어서,
상기 알칼리 금속 염은 나트륨 페닐아세테이트인 것인, L-오르니틴 페닐아세테이트의 제조방법. - 제 16 항에 있어서,
상기 조성물은 나트륨을 100ppm 이하 포함하는 것인, L-오르니틴 페닐아세테이트의 제조방법. - 제 8 항 내지 제 11 항 중의 어느 한 항에 있어서,
상기 L-오르니틴은 할로겐화 염 중에 있는 것인, L-오르니틴 페닐아세테이트의 제조방법. - 제 18 항에 있어서,
상기 할로겐화 염은 L-오르니틴 하이드로클로라이드인 것인, L-오르니틴 페닐아세테이트의 제조방법. - 제 19 항에 있어서,
상기 조성물은 염화물을 0.1중량% 이하 포함하는 것인, L-오르니틴 페닐아세테이트의 제조방법. - 적어도 중간염(intermediate salt)이 침전될 때까지 L-오르니틴 염을 포함하는 용액의 pH 값을 증가시키는 단계로서, 상기 중간염은 L-오르니틴 염이 아닌 것인 단계;
상기 용액으로부터 상기 중간염을 분리하는 단계;
상기 용액과 페닐아세트산을 혼합하는 단계; 및
상기 용액으로부터 L-오르니틴 페닐아세테이트를 분리하는 단계
를 포함하는, L-오르니틴 페닐아세테이트의 제조방법. - 제 21 항에 있어서,
상기 pH 값을 8.0 이상 또는 9.0 이상으로 증가시키는 것인, L-오르니틴 페닐아세테이트의 제조방법. - 제 21 항 또는 제 22 항에 있어서,
상기 pH 값을 증가시키는 것은, 수산화나트륨, 수산화칼륨, 나트륨 메톡사이드, 칼륨 t-부톡사이드, 탄산나트륨, 탄산칼슘, 디부틸아민, 트립트아민, 수소화나트륨, 수소화칼슘, 부틸리튬, 에틸마그네슘 브로마이드 및 그들의 조합물로 이루어진 군으로부터 선택되는 하나 이상의 pH 조절제를 첨가하는 것을 포함하는 것인, L-오르니틴 페닐아세테이트의 제조방법. - 제 23 항에 있어서,
상기 pH 조절제는 수산화나트륨 또는 수산화칼슘인 것인, L-오르니틴 페닐아세테이트의 제조방법. - L-오르니틴 염, 은 페닐아세테이트 및 용매를 혼합하여 용액을 형성하는 단계로서, 상기 L-오르니틴 염은 할로겐화 염인 것인 단계; 및
상기 용액으로부터 L-오르니틴 페닐아세테이트를 분리하는 단계
를 포함하는, L-오르니틴 페닐아세테이트의 제조방법. - 제 25 항에 있어서,
상기 L-오르니틴 염은 L-오르니틴 하이드로클로라이드인 것인, L-오르니틴 페닐아세테이트의 제조방법. - 제 1 항, 제 7 항, 제 20 항 및 제 24 항 중의 어느 한 항에 있어서,
추가로, 상기 분리된 L-오르니틴 페닐아세테이트를 재결정하는 것을 포함하는, L-오르니틴 페닐아세테이트의 제조방법. - 제 26 항에 있어서,
상기 재결정은, 3개 이상의 특징적인 피크를 포함하는 X-선 분말 회절 패턴을 나타내는 결정 형태의 L-오르티틴 페닐아세테이트를 제공하되, 상기 특징적인 피크는 약 6.0°, 13.9°, 14.8°, 17.1°, 17.8° 및 24.1° 2θ에서의 피크들로 이루어진 군으로부터 선택되는 것인, L-오르니틴 페닐아세테이트의 제조방법. - 제 26 항에 있어서,
상기 재결정은, 3개 이상의 특징적인 피크를 포함하는 X-선 분말 회절 패턴을 나타내는 결정 형태의 L-오르티틴 페닐아세테이트를 제공하되, 상기 특징적인 피크는 약 4.9°, 13.2°, 17.4°, 20.8° 및 24.4° 2θ에서의 피크들로 이루어진 군으로부터 선택되는 것인, L-오르니틴 페닐아세테이트의 제조방법. - 제 26 항에 있어서,
상기 재결정은, 3개 이상의 특징적인 피크를 포함하는 X-선 분말 회절 패턴을 나타내는 결정 형태의 L-오르티틴 페닐아세테이트를 제공하되, 상기 특징적인 피크는 약 5.8°, 14.1°, 18.6°, 19.4°, 22.3° 및 24.8° 2θ에서의 피크들로 이루어진 군으로부터 선택되는 것인, L-오르니틴 페닐아세테이트의 제조방법.
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| AU2020270106A1 (en) | 2019-05-09 | 2021-11-18 | Ocera Therapeutics, Inc. | Methods of assessing and treating hepatic encephalopathy |
| CN114786662A (zh) | 2019-10-16 | 2022-07-22 | 欧塞拉治疗有限公司 | 鸟氨酸苯乙酸盐用于治疗高氨血症的剂量和用途 |
| AU2021277201A1 (en) | 2020-05-22 | 2023-01-05 | Ocera Therapeutics, Inc. | Uses of ornithine phenylacetate for treating hyperammonemia |
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