By Piotr Tomasik
This fourth quantity within the Chemical and sensible homes of nutrition parts sequence specializes in saccharides as meals elements. Written through a global crew of specialists, it presents an updated overview of a large spectrum of concerns, concentrating on the present examine and literature at the homes of compounds, their mechanisms of motion, and results at the caliber of meals. It additionally explores a few non-nutritional purposes of saccharides, together with biodegradable fabrics and polysaccharide waste as a resource of strength. This particular reference will function a worthwhile source and consultant for researchers, execs, and graduate scholars.
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Extra info for Chemical and Functional Properties of Food Saccharides
L. , Marcel Dekker, New York, 1994, p. 149. 37. , Applications of sucrose fatty acid esters as food emulsifiers, in Industrial Aapplications of Surfactants IV, Royal Society of Chemistry, London, 1999, p. 73. 38. , Emulsification properties of polyesters and sucrose ester blends I. Carbohydrate fatty acid polyesters, J. Am. Oil Chem. , 69, 9, 1992. 1,2 The composition of sugar beets and sugar cane varies widely, depending on the genetic strain, agronomic factors, soil and weather conditions during growth, plant diseases, and treatment between harvesting and slicing.
They can be esterified < previous page page_40 next page > < previous page page_41 next page > Page 41 with FAME catalyzed by Na metal to produce highly substituted polyesters at lower temperatures because they are nonreducing sugars. Glycosylation converts the reducing C-1 anomeric center to nonreducing, the alkyl glycosides become substrates for transesterification with FAME, and the remaining hydroxyl groups can be esterified as described for sucrose polyester to produce alkyl glycoside fatty acid polyesters.
These derivatives have been helpful to identify aldonic acids and sugars. D-Gluconic acid is commercially important. A number of its salts exhibit biological activity. Ferrous Dgluconate is used to treat iron-deficiency anemia. Calcium deficiency is treated with calcium Dgluconate. Because of the sequestering ability in alkaline solutions, D-gluconic acid is added to various cleaning compositions. In the dairy industry, it prevents milk scale; similarly, in breweries, it prevents deposition of beer scale.
Chemical and Functional Properties of Food Saccharides by Piotr Tomasik