Download Applications of NMR Spectroscopy. Volume 2 by Atta-ur-Rahman, M. Iqbal Choudhary PDF

By Atta-ur-Rahman, M. Iqbal Choudhary

Applications of NMR Spectroscopy, quantity 2, originally released via Bentham and now disbursed through Elsevier, offers the newest advancements within the box of NMR spectroscopy, together with the research of plant polyphenols, the position of NMR spectroscopy in neuroradiology, NMR–based sensors, stories on protein and nucleic acid constitution and serve as, and mathematical formations for NMR spectroscopy in structural biology.

The absolutely illustrated chapters comprise finished references to the hot literature. The purposes provided disguise quite a lot of the sphere, akin to drug improvement, scientific imaging and diagnostics, meals technological know-how, mining, petrochemical, strategy keep watch over, fabrics technology, and chemical engineering, making this source a multi-disciplinary reference with extensive applications.

The content material is perfect for readers who're looking experiences and updates, because it consolidates clinical articles of a various nature right into a unmarried quantity. Sections are equipped in line with disciplines, reminiscent of foodstuff technology and clinical diagnostics. each one bankruptcy is written via eminent specialists within the field.

  • Consolidates the most recent advancements in NMR spectroscopy right into a unmarried volume
  • Authored and edited via world-leading specialists in spectroscopy
  • Features entire references to the newest similar literature
  • More than sixty five illustrations relief within the retention of key concepts

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Additional info for Applications of NMR Spectroscopy. Volume 2

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24) have been found to show various pharmacological activities such as they can be used as naturally occurring protein kinase C inhibitors [282, 283] as well as an effective growth inhibitors of lung cancer cells [283, 284] (Table 14). 5a 6a A1 H HO 13c 12c 11c O 14c C2 10c 7a 8a 1a OH 4a 3a 2a 14a OH 13a H 9a A2 12a 10a 11a H 6c 1c O 10b 9b 5c 8b HO 11b 7b C1 B2 14b 1b H 2c 2b HO 4c 6b 12b 3c B1 13b 3b OH 5b 4b OH 7c 9c 8c Figure 24: The Structure of caragaphenol A (172). 11. Lignans Lignans form a class of natural products that are widely dispersed throughout the plant kingdom and are characterized by the union of two phenylpropanoid (C6C3) units with β-β or C8-C8 linkages, in general, as show in Fig.

They have been reported to exhibit chemoprotective properties leading to reduction of incidences of skin [201], colon cancer [202] and reduce the risk of many types of cancer like rectum, pancreas [203] and lungs [204]. They have also been found to possess anti-viral, antithrombotic, anti-allergic, and anti-inflammatory properties. The most commonly occurring catechins found in green tea are (+)-catechin (109), (-)catechin (110), (-)-epicatechin (115), (-)-epicatechin gallate (ECG) (116), (-)- Applications of NMR Spectroscopy in Plant Polyphenols Application of NMR Spectroscopy, Vol.

26: contd…. Ziaullah and Rupasinghe 58 Applications of NMR Spectroscopy, Vol. 2 HO O MeO O OH MeO O HO O O HO H OMe H O OMe OMe (-)-Arctigenin (181) OMe OMe (-)-Trachelogenin (182) HO OMe (+)-Pinoresinol (183) Figure 26: Selected medicinally important lignans. Some examples of aryltetralin lignans exhibiting antitumor activity are given in Fig. 26. Podophyllotoxin (173) and colchicine (180) have been reported to have antimitotic properties [293, 300]. Lignans like benzylbutyrolactones (-)-arctigenin (181) and (-)-trachelogenin (182) have been found to inhibit replication of the human immunodeficiency virus (HIV-I) [301].

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