KR101694262B1 - 실로도신의 결정형의 제조방법 - Google Patents
실로도신의 결정형의 제조방법 Download PDFInfo
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- KR101694262B1 KR101694262B1 KR1020140182952A KR20140182952A KR101694262B1 KR 101694262 B1 KR101694262 B1 KR 101694262B1 KR 1020140182952 A KR1020140182952 A KR 1020140182952A KR 20140182952 A KR20140182952 A KR 20140182952A KR 101694262 B1 KR101694262 B1 KR 101694262B1
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- 125000004793 2,2,2-trifluoroethoxy group Chemical group FC(CO*)(F)F 0.000 description 1
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- MHABMANUFPZXEB-UHFFFAOYSA-N O-demethyl-aloesaponarin I Natural products O=C1C2=CC=CC(O)=C2C(=O)C2=C1C=C(O)C(C(O)=O)=C2C MHABMANUFPZXEB-UHFFFAOYSA-N 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/08—Indoles; Hydrogenated indoles with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to carbon atoms of the hetero ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/10—Indoles; Hydrogenated indoles with substituted hydrocarbon radicals attached to carbon atoms of the hetero ring
- C07D209/14—Radicals substituted by nitrogen atoms, not forming part of a nitro radical
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
도 2는 본 발명에 따라 얻어진 실로도신의 결정형 γ의 XRD 디프랙토그램이다. 상기 결정형 γ는 6.26, 7.95, 10.89, 11.25, 12.82, 13.9, 15.4, 17.3, 18.17, 19.17, 19.9, 20.9, 21.6, 22.3, 23.2, 23.9, 및 24.6의 2θ 값에서 피크를 갖는다.
용매 | 수율 | HPLC 순도 | |
실시예 8 | 메틸 tert-부틸 에테르(80 ml)/ 2-메틸-1-프로판올(120 ml) | 82% | 99.95% |
실시예 9 | 메틸 tert-부틸 에테르(80 ml)/n-부탄올(120 ml) | 78% | 99.92% |
실시예 10 | 메틸 tert-부틸 에테르(80 ml)/tert-부탄올(120 ml) | 78% | 99.92% |
실시예 11 | 메틸 tert-부틸 에테르(80 ml)/2-부탄올(120 ml) | 78% | 99.92% |
실시예 12 | 2-메틸-1-프로판올(200 ml) | 75% | 99.95% |
Claims (17)
- (a) 하기 화학식 5의 화합물의 산부가염을 가수분해하여 실로도신을 형성시키는 단계,
<화학식 5>
(b) 단계(a)의 반응 혼합물에 메틸렌 클로라이드를 첨가한 후 여과하여 여액을 얻거나; 혹은 단계(a)의 반응 혼합물에 메틸렌 클로라이드를 첨가한 후 여과하여 여액을 얻고, 여과로부터 제거되는 불용물을 메틸렌 클로라이드로 세척하여 얻어진 세척액을 상기 여액과 혼합하여 여액과 세척액의 혼합액을 얻는 단계,
(c) 단계(b)에서 얻어진 여액 또는 혼합액에 Na2SO3 수용액을 첨가한 후, 유기층을 분리하는 단계,
(d) 단계(c)에서 얻어진 유기층에 반용매를 첨가한 후, 용매를 제거하여 결정을 얻는 단계
를 포함하는 실로도신의 결정형 β의 제조방법. - 제1항에 있어서, 상기 화학식 5의 화합물의 산부가염이 화학식 5의 화합물의 옥살산염, 숙신산염, 또는 푸마르산염인 것을 특징으로 하는 제조방법.
- 제1항에 있어서, 단계(a)의 가수분해가 상기 화학식 5의 화합물의 산부가염을 산화제 및 염기 존재하에서 수행되는 것을 특징으로 하는 제조방법.
- 제3항에 있어서, 상기 염기의 사용량이 상기 화학식 5의 화합물의 산부가염 1 당량에 대하여 3∼10 당량의 범위인 것을 특징으로 하는 제조방법.
- 제3항에 있어서, 상기 염기가 KOH, NaOH, 및 LiOH로 이루어진 군으로부터 1종 이상 선택되는 것을 특징으로 하는 제조방법.
- 제3항에 있어서, 상기 산화제가 H2O2, NaClO, 및 H2SO5로 이루어진 군으로부터 1종 이상 선택되는 것을 특징으로 하는 제조방법.
- 제1항에 있어서, 단계(d)의 상기 반용매가 이소프로필 알코올, 메틸 tert-부틸 에테르, 및 헵탄으로 이루어진 군으로부터 1종 이상 선택되는 것을 특징으로 하는 제조방법.
- 제1항에 있어서, 단계(d)의 상기 용매의 제거가 단계(c)에서 얻어진 유기층에 반용매를 첨가하여 얻어진 혼합액을 증류함으로써 수행되는 것을 특징으로 하는 제조방법.
- 제9항에 있어서, 상기 알칼리 금속 수산화물이 KOH, NaOH, 및 LiOH로 이루어진 군으로부터 1종 이상 선택되는 것을 특징으로 하는 제조방법.
- 제9항에 있어서, 상기 산이 옥살산, 숙신산, 또는 푸마르산인 것을 특징으로 하는 제조방법.
- 제12항에 있어서, 상기 반응이 아세토니트릴, 디메틸아세트아미드, 디메틸포름아미드, 및 이들의 혼합물로 이루어진 군으로부터 선택된 유기용매; 및 K2CO3, Na2CO3, KOH, 및 NaOH로 이루어진 군으로부터 선택된 염기 존재하에서 수행되는 것을 특징으로 하는 제조방법.
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