가래나무 수피의 페놀성 화합물
Juglans mandshurica barks were collected, extracted with acetone-$H_2O$ (7:3, v/v), fractionated with n -hexane, $CH_2Cl_2$, and EtOAc, and freeze dried to give some dark brown powder. The EtOA cand $H_2O$ soluble fractions were chromatographe d on a Sephadex LH-20 column using $H_2O$-MeOH and EtOH-...
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Published in | 목재공학 Vol. 34; no. 6; pp. 51 - 60 |
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Main Authors | , , , , , |
Format | Journal Article |
Language | Korean |
Published |
한국목재공학회
30.11.2006
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Subjects | |
Online Access | Get full text |
ISSN | 1017-0715 2233-7180 |
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Abstract | Juglans mandshurica barks were collected, extracted with acetone-$H_2O$ (7:3, v/v), fractionated with n -hexane, $CH_2Cl_2$, and EtOAc, and freeze dried to give some dark brown powder. The EtOA cand $H_2O$ soluble fractions were chromatographe d on a Sephadex LH-20 column using $H_2O$-MeOH and EtOH-hexane mixture as eluents. Spectrometric analysis such as NMR and MS, including TLC,were performed to characterize the structures of the isolated compounds. From the EtOAc and $H_2O$ soluble fractions, three flavanols (1~3), three flavonols (4~6) and five flavonol glycosides (7~11) were isolated and elucidated. 가래나무 수피를 채취하여 건조시킨 후 분말로 제조하고 3.2 kg을 아세톤-물(7:3, v/v) 혼합용액으로 추출하여 유기용매를 제거한 후 헥산, 메틸렌클로라이드, 에틸아세테이트 및 물을 사용하여 네 개로 분획하고 에틸아세테이트 및 수용성 분획물에 대하여 칼럼 크로마토그래피를 수행하였으며 용리용매로는 메탄올 수용액과 에탄올-헥산 혼합액을 사용하였다. 그 결과 flavanol 화합물인 pinobanksin, taxifolin 및 ampelopsin, flavonol 화합물인 kaempferol, quercetin 및 myricetin 과 flavone glycoside 화합물인 afzelin, astragalin, quercitrin, isoquercitrin 및 myricitrin을 단리하였으며 NMR 및 MS 스펙트럼을 이용하여 구조를 결정하였다. |
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AbstractList | Juglans mandshurica barks were collected, extracted with acetone-$H_2O$ (7:3, v/v), fractionated with n -hexane, $CH_2Cl_2$, and EtOAc, and freeze dried to give some dark brown powder. The EtOA cand $H_2O$ soluble fractions were chromatographe d on a Sephadex LH-20 column using $H_2O$-MeOH and EtOH-hexane mixture as eluents. Spectrometric analysis such as NMR and MS, including TLC,were performed to characterize the structures of the isolated compounds. From the EtOAc and $H_2O$ soluble fractions, three flavanols (1~3), three flavonols (4~6) and five flavonol glycosides (7~11) were isolated and elucidated. 가래나무 수피를 채취하여 건조시킨 후 분말로 제조하고 3.2 kg을 아세톤-물(7:3, v/v) 혼합용액으로 추출하여 유기용매를 제거한 후 헥산, 메틸렌클로라이드, 에틸아세테이트 및 물을 사용하여 네 개로 분획하고 에틸아세테이트 및 수용성 분획물에 대하여 칼럼 크로마토그래피를 수행하였으며 용리용매로는 메탄올 수용액과 에탄올-헥산 혼합액을 사용하였다. 그 결과 flavanol 화합물인 pinobanksin, taxifolin 및 ampelopsin, flavonol 화합물인 kaempferol, quercetin 및 myricetin 과 flavone glycoside 화합물인 afzelin, astragalin, quercitrin, isoquercitrin 및 myricitrin을 단리하였으며 NMR 및 MS 스펙트럼을 이용하여 구조를 결정하였다. 가래나무 수피를 채취하여 건조시킨 후 분말로 제조하고 3.2 kg 을 아세톤-물(7:3, v/v) 혼합용액으로 추출하여 유기용매를 제거한 후 헥산 , 메틸렌클로라이드, 에틸아세테이트 및 물을 사용하여 네 개로 분획하고 에틸아세테이트 및 수용성 분획물에 대하여 칼럼 크로마토그래피를 수행하였으며 용리용매로는 메탄올 수용액과 에탄올-헥산 혼합액을 사용하였다 . 그 결과 flavanol 화합물인 pinobanksin, taxifolin 및 ampelopsin, flavonol 화합물인 kaempferol, quercetin 및 myricetin 과 flavone glycoside 화합물인 afzelin, astragalin, quercitrin, iso-quercitrin 및 myricitrin 을 단리하였으며 NMR 및 MS 스펙트럼을 이용하여 구조를 결정하였다 . Juglans mandshuric a barks were colected, extracted with acetone-H 2O (7:3, v/v), fractionatedwith n -hexane, CH 2Cl2, and EtOAc, and freeze dried to give some dark brown powder. The EtOA cand H 2O soluble fractions were chromatographe d on a Sephadex LH-20 column using H 2O-MeOH and EtOH-hexane mixture as eluents. Spectrometri c analysis such as NMR and MS, including TLC,were performed to characterize the structures of the isolated compounds. From the EtOAc andH2O soluble fractions, three flavanols (1 ∼3), three flavonols (4 ∼6) and five flavonol glycosides (7∼11) were isolated and elucidated.- 51 -1)김진규사전령배영수- 52 - KCI Citation Count: 3 |
Author | Young Soo Bae Jin Kyu Kim 배영수 사전령 Chuan Ling Si 김진규 |
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DocumentTitleAlternate | 가래나무 수피의 페놀성 화합물 Phenolic Compounds from Bark of Juglans mandshurica |
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Snippet | Juglans mandshurica barks were collected, extracted with acetone-$H_2O$ (7:3, v/v), fractionated with n -hexane, $CH_2Cl_2$, and EtOAc, and freeze dried to... 가래나무 수피를 채취하여 건조시킨 후 분말로 제조하고 3.2 kg 을 아세톤-물(7:3, v/v) 혼합용액으로 추출하여 유기용매를 제거한 후 헥산 , 메틸렌클로라이드, 에틸아세테이트 및 물을 사용하여 네 개로 분획하고 에틸아세테이트 및 수용성 분획물에 대하여 칼럼 크로마토그래피를... |
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SubjectTerms | flavonoid glycosides Juglans mandshurica NMR Phenolic compounds Sephadx LH-20 임학 |
Title | 가래나무 수피의 페놀성 화합물 |
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