A study of the structure of the hydrochloric acid lignin of cotton-plant stems by reductive degradation with metallic sodium in liquid ammonia
- 32 Downloads
The decomposition of the hydrochloric acid lignin of the stems of the cotton plantGossypium hirsutum of variety 108-F by metallic sodium in liquid ammonia gives 3.8% of a mixture of phenols, among which the following were identified by GLC: dihydroeugenol, 4-hydroxy-3-methoxyphenylpropan-1-ol, (4-hydroxy-3-methoxyphenyl)ethane, (4-hydroxy-3,5-dimethoxyphenyl)propane, and 1-(4-hydroxy-3,5-dimethoxyphenyl)ethanol, and also vanillin and vanillyl alcohol.
KeywordsVanillin DMFA Liquid Ammonia Metallic Sodium Dimethoxyphenyl
Unable to display preview. Download preview PDF.
- 1.A. A. Beronikaki and Kh. A. Abduazimov, Khim. Prirodn. Soedin.,5 (1975).Google Scholar
- 2.N. N. Shorygina, T. Ya. Kefeli, and A. F. Smechkina, Dokl. Akad. Nauk SSSR,5, 689 (1949); Zh. Org. Khim.,29, 1558 (1949).Google Scholar
- 3.N. N. Shorygina and A. F. Semechkina, Zh. Org. Khim.,28, 3265 (1958); Trudy ILPiKhD Akad. Nauk LatvSSR, 19 (1960).Google Scholar
- 4.A. F. Semechkina and N. N. Shorygina, in: The Chemistry of Wood [in Russian], Vol. 1, Riga (1968), p. 57; Izv. Akad. Nauk SSSR, Ser. Khim., No. 5, 884 (1964); Zh. Org. Khim.,23, 1593 (1953).Google Scholar
- 5.A. F. Semechkina, Author's Abstract of Candidate's Dissertation, Moscow (1963), p. 50.Google Scholar
- 7.T. Higuchi and J. Kawamura, Holzforschung,20, 16 (1966).Google Scholar
- 8.N. P. Mikhailov, N. N. Shorygina, and N. K. Vorob'eva, in: The Chemistry and Use of Lignin [in Russian], Riga (1974), p. 321.Google Scholar
- 9.V. M. Reznikov and V. F. Novitskii, Khim. Prirodn. Soedin., 81 (1975).Google Scholar
- 10.A. Yamaguchi, Mokuzai Gakkaishi,19, No. 1, 29 (1973).Google Scholar
- 11.A. Yamaguchi, Mokuzai Gakkaishi,19, No. 3, 141 (1973).Google Scholar
- 13.H. McNair and E. Bonelli, Basic Gas Chromatography, Varian Aerograph, Walnut Creek, California, 4th ed. (1968).Google Scholar