KR102473645B1 - (2S,5R)-벤질 5-(t-부톡시카르보닐아미노)-2-메틸피페리딘-1-카르복실레이트의 제조방법 - Google Patents
(2S,5R)-벤질 5-(t-부톡시카르보닐아미노)-2-메틸피페리딘-1-카르복실레이트의 제조방법 Download PDFInfo
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- KR102473645B1 KR102473645B1 KR1020200108928A KR20200108928A KR102473645B1 KR 102473645 B1 KR102473645 B1 KR 102473645B1 KR 1020200108928 A KR1020200108928 A KR 1020200108928A KR 20200108928 A KR20200108928 A KR 20200108928A KR 102473645 B1 KR102473645 B1 KR 102473645B1
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- carboxylate
- methylpiperidine
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- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 239000002798 polar solvent Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000003658 preventing hair loss Effects 0.000 description 1
- 150000003138 primary alcohols Chemical class 0.000 description 1
- 150000003141 primary amines Chemical class 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 125000006239 protecting group Chemical group 0.000 description 1
- 239000003223 protective agent Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 210000004761 scalp Anatomy 0.000 description 1
- 150000003335 secondary amines Chemical class 0.000 description 1
- 231100000872 sexual dysfunction Toxicity 0.000 description 1
- 239000002453 shampoo Substances 0.000 description 1
- 230000036556 skin irritation Effects 0.000 description 1
- 231100000475 skin irritation Toxicity 0.000 description 1
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
- 235000019345 sodium thiosulphate Nutrition 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- CMSYDJVRTHCWFP-UHFFFAOYSA-N triphenylphosphane;hydrobromide Chemical compound Br.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 CMSYDJVRTHCWFP-UHFFFAOYSA-N 0.000 description 1
- 230000004584 weight gain Effects 0.000 description 1
- 235000019786 weight gain Nutrition 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/06—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D211/36—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D211/56—Nitrogen atoms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
- A61K31/44—Non condensed pyridines; Hydrogenated derivatives thereof
- A61K31/445—Non condensed piperidines, e.g. piperocaine
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/49—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
- A61K8/4906—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with one nitrogen as the only hetero atom
- A61K8/4926—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with one nitrogen as the only hetero atom having six membered rings
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P17/00—Drugs for dermatological disorders
- A61P17/14—Drugs for dermatological disorders for baldness or alopecia
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q7/00—Preparations for affecting hair growth
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Organic Chemistry (AREA)
- Dermatology (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Birds (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (12)
- 비극성 곁사슬 L-아미노산을 에스테르화한 후 축합하여 하기 화학식(a)로 나타나는 옥사졸리디논 에스테르 화합물을 제조하는 단계;
하기 화학식 (a)을 알코올 용매중에서 소수성 곁사슬 L-아미노산 에스테르와 축합반응하여 하기 화학식(b)의 화합물을 제조하는 단계; 및
하기 화학식 (b)의 화합물을 에테르 용매하에서 치환반응하여 하기 화학식 (c)를 생성하는 단계;
를 포함하는 (2S,5R)-벤질-5-(t부톡시카르보닐 아미노)-2-메틸피페리딘-1- 카르복실레이트 제조방법.
[화학식 (a)]
(A는 H, OR2 중 하나이며, R2는 탄소수 1 내지 10의 알킬이고;
R1은 H, 카르바메이트 중 하나이다.)
[화학식 (b)]
(B는 탄소수 1 내지 10의 알킬 에스테르기 또는 OH 에서 선택되고;
C는 H 또는 벤질카르바메이트(Cbz)이며;
Boc는 t-부틸 카르바메이트이다.)
[화학식 (c)]
(X는 OH, Br, Cl, I 중에서 선택되고;
Cbz은 벤질카르바메이트이다.) - 제1항에 있어서, 소수성 곁사슬 L-아미노산은 L-알라닌이며, 비극성 곁사슬 L-아미노산은 L-세린인 것을 특징으로 하는 (2S,5R)-벤질-5-(t-부톡시카르보닐아미노)-2-메틸피페리딘-1-카르복실레이트의 제조 방법.
- a) 하기 화학식 1로 표시되는 화합물을 탄소수 1 내지 10의 알코올과 환류 반응을 하여 화학식 2로 표시되는 화합물을 얻는 단계:
b) 하기 화학식 3으로 표시되는 화합물을 탄소수 1 내지 10의 알코올과 환류 반응을 하여 화학식 4로 표시되는 화합물을 얻는 단계:
c) 화학식 4로 표시되는 화합물을 카르바메이트와 반응시켜 화학식 5로 표시되는 화합물을 얻는 단계;
d) 화학식 5로 표시되는 화합물을 SOCl2, POCl3 및 PCl3로 이루어진 군에서 하나 이상 선택되는 유기산 유도체와 반응하여 화학식 6으로 표시되는 화합물을 얻는 단계:
e) 화학식 6으로 표시되는 화합물을 카르바메이트와 반응시켜 화학식 7로 표시되는 화합물을 얻는 단계;
f) 화학식 7로 표시되는 화합물을 환원제와 반응시켜 화학식 8로 표시되는 화합물을 얻는 단계:
g) 화학식 2와 8로 표시되는 화합물을 환원아미노화 반응으로 서로 반응시켜 화학식 9로 표시되는 화합물을 얻는 단계;
h) 화학식 9로 표시되는 화합물을 아민기의 N-보호, 환원 및 가수 분해시켜 화학식 12로 표시되는 화합물을 얻는 단계:
i) 화학식 12로 표시되는 화합물을 할로겐화 반응시켜 화학식 13으로 표시되는 화합물을 얻는 단계; 및
j) 화학식 13으로 표시되는 화합물을 고리화 반응시켜 화학식 14로 표시되는 화합물을 수득하는 단계;
를 포함하는 것을 특징으로 하는 (2S,5R)-벤질 5-(t-부톡시카르보닐아미노)-2-메틸피페리딘-1-카르복실레이트의 제조방법.
(상기 화학식 12 내지 화학식 14에서, Cbz은 벤질카르바메이트이다.) - 제3항에 있어서, 상기 단계 f)의 반응시, 사용되는 반응 용매는 톨루엔을 포함하는 할로겐화된 유기용매 또는 벤젠류로 이루어진 군에서 선택되는 하나 이상인 것을 특징으로 하는 (2S,5R)-벤질 5-(t-부톡시카르보닐아미노)-2-메틸피페리딘-1-카르복실레이트의 제조방법.
- 제3항에 있어서, 상기 단계 g) 또는 상기 단계 h)의 반응시, 사용되는 반응 용매는 탄소수 1 내지 5개의 저급 알코올에서 하나 이상 선택되는 것을 특징으로 하는 (2S,5R)-벤질 5-(t-부톡시카르보닐아미노)-2-메틸피페리딘-1-카르복실레이트의 제조방법.
- 제3항에 있어서, 상기 단계 g)의 반응시, 사용되는 염기로는 MOH형태의 무기 염기 중에서 하나 이상 선택되며, M은 M+ 양이온의 형태를 가지는 금속원소인 것을 특징으로 하는 (2S,5R)-벤질 5-(t-부톡시카르보닐아미노)-2-메틸피페리딘-1-카르복실레이트의 제조방법.
- 제3항에 있어서, 상기 단계 g)의 반응시, 사용되는 환원제로는 NaBH3CN를 포함하는 보론계열의 환원제에서 선택되는 것을 특징으로 하는 (2S,5R)-벤질 5-(t-부톡시카르보닐아미노)-2-메틸피페리딘-1-카르복실레이트의 제조방법.
- 제3항에 있어서, 상기 단계 h)의 반응시, 아민기를 보호하기 위한 카바메이트는 벤질카르바메이트클로라이드인 것을 특징으로 하는 (2S,5R)-벤질 5-(t-부톡시카르보닐아미노)-2-메틸피페리딘-1-카르복실레이트의 제조방법.
- 제3항에 있어서, 상기 단계 h)의 반응시, 사용되는 염기로는 M2CO3형태의 무기 염기 중에서 하나 이상 선택되며, M은 M+ 양이온의 형태를 가지는 금속원소인 것을 특징으로 하는 (2S,5R)-벤질 5-(t-부톡시카르보닐아미노)-2-메틸피페리딘-1-카르복실레이트의 제조방법.
- 제3항에 있어서, 상기 단계 i)의 반응시, 할로겐화 반응 활성화 물질로는 이미다졸, 옥사졸, 피롤, 피리딘, 피리미딘로 이루어진 군에서 하나 이상 선택되는 것을 특징으로 하는 (2S,5R)-벤질 5-(t-부톡시카르보닐아미노)-2-메틸피페리딘-1-카르복실레이트의 제조방법.
- 제3항에 있어서, 상기 단계 i) 및 단계 j)의 반응시, 사용되는 반응 용매는 THF, 디메틸 에테르 및 디에틸 에테르로 이루어진 군에서 하나 이상 선택되는 에테르 용매중에서 선택되는 것을 특징으로 하는 (2S,5R)-벤질 5-(t-부톡시카르보닐아미노)-2-메틸피페리딘-1-카르복실레이트의 제조방법.
- 제3항에 있어서, 상기 단계 j)의 반응시, 사용되는 염기로는 NaH, 리튬디이소프로필아미드(LDA), n-BuLi, s-BuLi, 및 t-BuLi로 이루어진 군에서 하나 이상 선택되는 것을 특징으로 하는 (2S,5R)-벤질 5-(t-부톡시카르보닐아미노)-2-메틸피페리딘-1-카르복실레이트의 제조방법.
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