Blicke; Maxwell
Journal of the American Chemical Society, 1942 , vol. 64, p. 431
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I.G. Farbenind.
Patent: DE593192 , 1931 ;
Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 20, p. 757
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Du Pont de Nemours and Co.
Patent: US2138763 , 1935 ;
in methanol
Reagents was dissolved in MeOH and green soln. was stirred for 0.5 h in inert atm.;; Product was concd., dissolved in THF, (Cy2NH2)Cl was filtered, filtrate was concd. under vac., crystd. by the slow addn. of ether by vapor diffusion; recrystd. from MeCN (50°C) cooling soln. to room temp.; elem. anal.;;
参考文献
Chung; Dewan; Walters
Journal of the American Chemical Society, 1991 , vol. 113, # 2 p. 525 - 530
Fouque
Annales de Chimie (Cachan, France), 1921 , vol. <9>15, p. 299
Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, 1917 , vol. 165, p. 1064