An amino acid, tryptophan, a flavonol glucoside, isorhamnetin 3-O- b-D-glucopyranoside and a neolignan, dehydrodiconiferyl alcohol-4-O- b-D-glucopyranoside were isolated from the aerial parts of Astragalus melanophrurius and their structures were identified by spectroscopic UV, IR, 1H-13C-NMR methods.
📌 3 Key Takeaways
🎯
Objective & Hypothesis:An amino acid, tryptophan, a flavonol glucoside, isorhamnetin 3-O- b-D-glucopyranoside and a neolignan, dehydrodiconiferyl alcohol-4-O- b-D-glucopyranoside were isolated from the aerial parts of Astragalus melanophrurius and their structures were identified by spectroscopic UV, IR, 1H-13C-NMR methods.
📊
Key Findings & Data:An amino acid, tryptophan, a flavonol glucoside, isorhamnetin 3-O- b-D-glucopyranoside and a neolignan, dehydrodiconiferyl alcohol-4-O- b-D-glucopyranoside were isolated from the aerial parts of Astragalus melanophrurius and their structures were identified by spectroscopic UV, IR, 1H-13C-NMR methods.
💡
Conclusion & Impact:An amino acid, tryptophan, a flavonol glucoside, isorhamnetin 3-O- b-D-glucopyranoside and a neolignan, dehydrodiconiferyl alcohol-4-O- b-D-glucopyranoside were isolated from the aerial parts of Astragalus melanophrurius and their structures were identified by spectroscopic UV, IR, 1H-13C-NMR methods.
🔬Design:Research Article
📍Scope:Comprehensive Sample
⚙️Variables:Astragalus melanophrurius · Leguminosae · Amino asit
Abstract
An amino acid, tryptophan, a flavonol glucoside, isorhamnetin 3-O- b-D-glucopyranoside and a neolignan, dehydrodiconiferyl alcohol-4-O- b-D-glucopyranoside were isolated from the aerial parts of Astragalus melanophrurius and their structures were identified by spectroscopic UV, IR, 1H-13C-NMR methods.
Özet
Astragalus melanophrurius’un toprak üstü kısımlarından bir amino asit, triptofan, bir flavonol glukoziti, izoramnetin 3- O-b-D-glukopiranozit ve bir neolignan, dehidrodikoniferil alkol-4-O-b-D-glukopiranozit elde edilmiş ve yapıları spektroskopik yöntemler UV, IR, 1H-13C-NMR yardı- mıyla aydınlatılmıştır.
ÖZİPEK, M., ÇALIŞ, İ. (2003). Amino Acid, Flavonoid and Neolignan Glucosides From Astragalus melanophrurius. Hacettepe Üniversitesi Eczacılık Fakültesi Dergisi, Sayı: 2, 86–91. https://ajindex.com/articles/762472