Kuguaglikosida
Kuguaglikosida adalah salah satu dari beberapa senyawa kimia (glikosida triterpenoid kukurbitana) yang diisolasi dari akar pare (Momordica charantia, disebut kǔguā dalam bahasa Cina) oleh J.-C. Chen dan lainnya.[1]
Kuguaglikosida adalah glikosida turunan triterpena, dengan kerangka kukurbitana. Senyawa ini berupa padatan tak berwarna, larut dalam metanol, etil asetat, dan butanol.[2] Termasuk di antaranya:
- Kuguaglikosida A: 3β-hidroksi-7β-metoksikukurbita-5,24-dien-23-il β-glukopiranosida, [3]
- Kuguaglikosida B: 3β-hidroksi-25-metoksikukurbita-5,23-dien-7β-il β-glukopiranosida, [4]
- Kuguaglikosida C: 7β-(β-glukopiranosiloksi)-3β-hidroksiukurbita-5,23,25-trien-19-al, (jarum tak berwarna)[5]
- Kuguaglikosida D: 3β,19,23-trihidroksikukurbita-5,24-dien-7β-il β-glukopiranosida, [6]
- Kuguaglikosida E: 23-(β-glukopiranosiloksi)-3β,19-dihidroksikukurbita-5,24-dien-7β-il β-glukopiranosida, [7]
- Kuguaglikosida F: 23-(β-glukopiranosiloksi)-7β-metoksikukurbita-5,24-dien-3β-il β-allopiranosida, [8]
- Kuguaglikosida G: 23-(β-glukopiranosiloksi)-3β-hidroksikukurbita-5,24-dien-7β-il β-glukopiranosida, [9]
- Kuguaglikosida H: 23-(β-glukopiranosil(1→2)-β-glukopiranosil)-3β-hidroksikukurbita-5,24-dien-7β-il β-glukopiranosida, (jarum tak berwarna)[10]
Kuguaglikosida B juga ditemukan dalam buah pare[11]
Referensi
- ↑ Jian-Chao Chen, Lu Lu, Xian-Ming Zhang, Lin Zhou, Zhong-Rong Li, and Ming-Hua Qiu (2008), "Eight New Cucurbitane Glycosides, Kuguaglycosides A–H, from the Root of Momordica charantia L.". Helvetica Chimica Acta, volume 91, issue 5, pages 920-928.
- ↑ Jian-Chao Chen, Lu Lu, Xian-Ming Zhang, Lin Zhou, Zhong-Rong Li, and Ming-Hua Qiu (2008), "Eight New Cucurbitane Glycosides, Kuguaglycosides A–H, from the Root of Momordica charantia L.". Helvetica Chimica Acta, volume 91, issue 5, pages 920-928.
- ↑ Jian-Chao Chen, Lu Lu, Xian-Ming Zhang, Lin Zhou, Zhong-Rong Li, and Ming-Hua Qiu (2008), "Eight New Cucurbitane Glycosides, Kuguaglycosides A–H, from the Root of Momordica charantia L.". Helvetica Chimica Acta, volume 91, issue 5, pages 920-928.
- ↑ Jian-Chao Chen, Lu Lu, Xian-Ming Zhang, Lin Zhou, Zhong-Rong Li, and Ming-Hua Qiu (2008), "Eight New Cucurbitane Glycosides, Kuguaglycosides A–H, from the Root of Momordica charantia L.". Helvetica Chimica Acta, volume 91, issue 5, pages 920-928.
- ↑ Jian-Chao Chen, Lu Lu, Xian-Ming Zhang, Lin Zhou, Zhong-Rong Li, and Ming-Hua Qiu (2008), "Eight New Cucurbitane Glycosides, Kuguaglycosides A–H, from the Root of Momordica charantia L.". Helvetica Chimica Acta, volume 91, issue 5, pages 920-928.
- ↑ Jian-Chao Chen, Lu Lu, Xian-Ming Zhang, Lin Zhou, Zhong-Rong Li, and Ming-Hua Qiu (2008), "Eight New Cucurbitane Glycosides, Kuguaglycosides A–H, from the Root of Momordica charantia L.". Helvetica Chimica Acta, volume 91, issue 5, pages 920-928.
- ↑ Jian-Chao Chen, Lu Lu, Xian-Ming Zhang, Lin Zhou, Zhong-Rong Li, and Ming-Hua Qiu (2008), "Eight New Cucurbitane Glycosides, Kuguaglycosides A–H, from the Root of Momordica charantia L.". Helvetica Chimica Acta, volume 91, issue 5, pages 920-928.
- ↑ Jian-Chao Chen, Lu Lu, Xian-Ming Zhang, Lin Zhou, Zhong-Rong Li, and Ming-Hua Qiu (2008), "Eight New Cucurbitane Glycosides, Kuguaglycosides A–H, from the Root of Momordica charantia L.". Helvetica Chimica Acta, volume 91, issue 5, pages 920-928.
- ↑ Jian-Chao Chen, Lu Lu, Xian-Ming Zhang, Lin Zhou, Zhong-Rong Li, and Ming-Hua Qiu (2008), "Eight New Cucurbitane Glycosides, Kuguaglycosides A–H, from the Root of Momordica charantia L.". Helvetica Chimica Acta, volume 91, issue 5, pages 920-928.
- ↑ Jian-Chao Chen, Lu Lu, Xian-Ming Zhang, Lin Zhou, Zhong-Rong Li, and Ming-Hua Qiu (2008), "Eight New Cucurbitane Glycosides, Kuguaglycosides A–H, from the Root of Momordica charantia L.". Helvetica Chimica Acta, volume 91, issue 5, pages 920-928.
- ↑ Jie-Qing Liu, Jian-Chao Chen, Cui-Fang Wang and Ming-Hua Qiu (2009), "New Cucurbitane Triterpenoids and Steroidal Glycoside from Momordica charantia". Molecules, volume 14, pages 4804-4813
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