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Berchemins A and B: Novel Enzyme-Inhibiting Dimeric Lignan Glycosides from Berchemia pakistanica.

✍ Scribed by Naveen Mukhtar; Abdul Malik; Kiran Iqbal; Rasool Bakhsh Tareen; Shamsun Nahar Khan; Sarfraz Ahmad Nawaz; M. Iqbal Choudhary

Publisher
John Wiley and Sons
Year
2004
Weight
13 KB
Volume
35
Category
Article
ISSN
0931-7597

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📜 SIMILAR VOLUMES

Berchemins A and B: Novel Enzyme-Inhibit
Berchemins A and B: Novel Enzyme-Inhibiting Dimeric Lignan Glycosides from Berchemia pakistanica
✍ Naveen Mukhtar; Abdul Malik; Kiran Iqbal; Rasool Bakhsh Tareen; Shamsun Nahar Kh 📂 Article 📅 2004 🏛 John Wiley and Sons 🌐 German ⚖ 121 KB

## Abstract Phytochemical investigation of __Berchemia pakistanica__ by extensive bioassay‐guided fractionation resulted in the isolation of two novel dimeric lignan glycosides, berchemin A (**1**) and berchemin B (**2**), and of the four known compounds __β__‐sitosterol, __β__‐sitosterol 3‐__O__‐_

Pakistolides A and B, Novel Enzyme Inhib
Pakistolides A and B, Novel Enzyme Inhibitory and Antioxidant Dimeric 4-(Glucosyloxy)Benzoates from Berchemia pakistanica
✍ Naveen Mukhtar; Abdul Malik; Naheed Riaz; Kiran Iqbal; Rasool Bakhsh Tareen; Sha 📂 Article 📅 2004 🏛 John Wiley and Sons 🌐 German ⚖ 156 KB

## Abstract Pakistolides A and B, novel dimeric __β__‐(glucosyloxy)benzoates were isolated from __Berchemia pakistanica__ and assigned structures **1** and **2** on the basis of extensive NMR studies. In addition, the known compounds 7,5′‐dimethoxy‐3,5,2′‐trihydroxyflavone (=3,5‐dihydroxy‐2‐(2‐hydr