Abstract
Depolymerization of chitin and chitosan in the course of deacetylation in an alkaline medium was studied, and the influence exerted on the process by the nature and concentration of the alkali (NaOH, KOH) and salts (NaCl, NaI, KI) was examined.
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Horowitz, S.T., Roseman, S., and Blumental, H.J., J. Am. Chem. Soc., 1957, vol. 79, no. 18, pp. 5046–5049.
Kurita, K., Prog. Polym. Sci., 2001, vol. 26, no. 9, pp. 1921–1971.
Capon, B. and Foster, R.L., J. Chem. Soc. C, 1970, no. 12, pp. 1654–1655.
Nud’ga, L.A., Plisko, E.A., Danilov, S.N., Zh. Obshch. Khim., 1971, vol. 41, no. 11, pp. 2555–2559.
Chitin Handbook, Muzzarelli, R.A.A. and Peter, M.G., Eds., Grottamare (Italy): Atec, 1997, pp. 195–198.
Chang, K.L.B., Lee, J., and Fu, W.-R., J. Food Drug Anal., 2000, vol. 8, no. 2, pp. 75–83.
Chen, X.-G. and Park, H.-J., Carbohydr. Polym., 2003, vol. 53, no. 4, pp. 355–359.
Lopatin, S.A., Ilyin, M.M., Pustobaev, V.N., et al., Anal. Biochem., 1995, vol. 227, no. 2, pp. 285–288.
Pavlov, G.M. and Selyunin, S.G., Vysokomol. Soedin., Ser. A, 1986, vol. 28, no. 8, pp. 1727–1731.
Kuleznev, V.N. and Shershnev, V.A., Khimiya i fizika polimerov: Uchebnik dlya khimiko-tekhnologicheskikh vuzov (Chemistry and Physics of Polymers: Textbook for Higher Schools of Chemistry and Technology), Moscow: Vysshaya Shkola, 1988.
Belen’kii, B.G. and Vilenchik, L.Z., Khromatografiya polimerov (Chromatography of Polymers), Moscow: Khimiya, 1978.
Bough, W.A., Salter, W.L., Wu, A.C.M., and Perkins, B.E., Biotechnol. Bioeng., 1978, vol. 20, no. 12, pp. 1931–1943.
Tsaih, M.L. and Chen, R.H., J. Appl. Polym. Sci., 2003, vol. 88, no. 13, pp. 2917–2923.
Nud’ga, L.A., Preparation of Chitosan and Its Derivatives and Study of Their Properties, Cand. Sci. Dissertation, Leningrad, 1979.
Chang, K.L.B., Tsai, G., Lee, J., and Fu, W.R., Carbohydr. Res., 1997, vol. 303, no. 3, pp. 327–332.
Methacanon, P., Prasitsilp, M., Pothsree, T., and Pattaraarchachai, J., Carbohydr. Polym., 2003, vol. 52, no. 2, pp. 119–123.
Strand, S.P., Smidsrod, O., and Varum, K.M., Advances in Chitin Science, vol. 6: Proc. 5th Int. Conf. of the European Chitin Society (EUCHIS’02), Trondheim (Norway), June 26–28, 2002, Varum, K.M. Domard, A. and Smidsrod, O., Eds., Trondheim: NTNU, 2003, pp. 27–34.
Nordtvein, R.J., Varum, K.M., and Smidsrod, O., Carbohydr. Polym., 1994, vol. 23, no. 4, pp. 253–260.
Domard, A. and Rinaudo, M., Int. J. Biol. Macromol., 1983, vol. 5, no. 1, pp. 49–52.
Tolaimate, A., Desbrieres, J., Rhazi, M., et al., Polymer, 2000, vol. 41, no. 7, pp. 2463–2469.
Focher, B., Beltrame, P.L., Naggi, A., and Torri, G., Carbohydr. Polym., 1990, vol. 12, no. 4, pp. 405–418.
Shabarov, Yu.S., Organicheskaya khimiya: Uchebnik dlya vuzov (Organic Chemistry: Textbook for Higher Schools), part 1: Netsiklicheskie soedineniya (Acyclic Compounds), Moscow: Khimiya, 1994.
Petrov, A.A., Organicheskaya khimiya: Uchebnik dlya vuzov (Organic Chemistry: Textbook for Higher Schools), St. Petersburg: Ivan Fedorov, 2002.
March, J., Advanced Organic Chemistry. Reactions, Mechanisms, and Structure, New York: Wiley-Interscience, 1987, vol. 2.
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Original Russian Text © E.N. Chebotok, V.Yu. Novikov, I.N. Konovalova, 2006, published in Zhurnal Prikladnoi Khimii, 2006, Vol. 79, No. 7, pp. 1172–1176.
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Chebotok, E.N., Novikov, V.Y. & Konovalova, I.N. Depolymerization of chitin and chitosan in the course of base deacetylation. Russ J Appl Chem 79, 1162–1166 (2006). https://doi.org/10.1134/S1070427206070238
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DOI: https://doi.org/10.1134/S1070427206070238