By Claude S. Hudson, etc.
Read or Download Advances in Carbohydrate Chemistry, Vol. 5 PDF
Similar biochemistry books
Aimed toward top undergraduate and starting graduate scholars, this article explores the common actual and mathematical ideas that govern the emergence of complicated structures from basic elements. Bar-Yam makes use of either analytic instruments (such as stochastic dynamics) and desktop simulation recommendations to boost types which may be utilized to all complicated structures.
The second one variation covers a variety of protein-protein interplay detection issues. Protein-Protein Interactions: tools and purposes specializes in center technological systems used to review protein-protein interactions and state-of-the-art applied sciences that mirror fresh clinical advances and the rising concentrate on healing discovery.
- International Review of Cytology, Vol. 134
- Expressed Sequence Tags (ESTs): Generation and Analysis
- Carcinoembryonic Antigens
- Infinite dimensional holomorphy and applications: [proceedings]
- Dynamics Of Complex Systems (Studies in Nonlinearity)
- Function of Quinones in Energy Conserving Systems
Extra resources for Advances in Carbohydrate Chemistry, Vol. 5
3- [a-~-G~ucopyranosyl]-~-arabinopyranose. VII. Formation of Sucrose and Other Disaccharides through Exchange of Glycosidic Linkages. . . . . . . . . . . . . . . . . . . . . . . . 29 31 33 35 36 36 36 37 38 39 41 41 43 43 46 I. INTRODUCTION Sucrose is commercially the most important and quantitatively the most abundant sugar in the vegetable kingdom. It is readily formed as the result of the photosynthetic activity of practically all higher plants, constituting a reserve material used in cell respiration.
Since p-D-fructose and a-L-sorbose have the same configuration for their second carbon atoms4O (see V), it is necessary to designate the ketose portion of the disaccharide as a-L-sorboside. It is noteworthy that D-fructose, which has a pyranose structure in the free crystalline state, assumes a furanose configuration whenever it combines with another sugar to form an oligosaccharide or polysaccharide. Apparently the ketohexose csorbose shows the same behavior. VI. SYNTHETIC REDUCING DISACCHARIDE 3-[~ ~ - D ~ ~ u c o p ~ r a n o s y ~ ] - L - ayranose rab~nop This disaccharide,a0 formed from a-D-glucose-1-phosphate and carabinose under the influence of the enzyme from P .
Chem. , 969 (1947). (64) D. A. Prins, J . Am. Chem. , 70, 3955 (1948); H. Hauenstein and T. Reichatein, Helv. Chim. Ada, 92, 22 (1949). (66) M. L. Wolfrom and J. V. Karabinos, J . Am. Chem. , 68,724, 1455 (1946). (66) Personal communication from Dr. J. V. Karabinos. Subsequent work on the reduction of steroid acids by Spero, McIntosh and Levin (ref. 12) has shown that Raney nickel partially deactivated by acetone is particularly suitable for the desulfurization of thiol esters to aldehydes. DESULFURIZATION BY RANEY NICKEL 23 freshly prepared material ; almost simultaneous work by Jeger, Norymberski, Szpilfogel and Preloge7 showed that fresh Raney nickel readily carries the thiol ester over to the alcohol stage.
Advances in Carbohydrate Chemistry, Vol. 5 by Claude S. Hudson, etc.