Berl. 
L. R. 
opp 
(33) Biedermann, Berl. Ber. 19, 1853. 
(34) Baeyer, Berl. Ber. 10, 355. 
(85) Levi, Berl. Ber. 20, 513. 
(86) O. Fischer, L. Ann. 206, 141. 
(87) Fownes, L. Ann. 54, 52. 
(88) E. Fischer, Berl. Ber. 13, 1334. 
(39) H. Schiff, L. Ann. 201, 355. 
(40) A. Biedermann, Berl. Ber. 19, 1617. 
(41) Peter, Berl. Ber. 17, 2643. 
(4) Buchka & Irisch, Berl. Ber. 20, 386, 1762, 2213. — Claus; Berl. Ber. 20, 2052. 
(43) Peter, Berl. Ber. 18, 537. 
(44) Ernst, Berl. Ber. 19, 3274. 
(45) Runge, Poggendorff's Annalen 31, 65. 
(46) Anderson, L. Ann. 105, 349. 
(4) Weidel e Ciamician, Monatshefte fiir Chemie I, 279. 
(48) Schitzenberger, Bulletin Société chimique 25, 289. 
(49) Williams, Chemical News 51, 15. 
(50) Bell, Berl. Ber. 10, 1861. 
(51) Kònigs, Berl. Ber. 12, 2341. 
(52) V. Meyer e Sandmeyer, Berl. Ber. 16, 2176. 
(53) V. Meyer, Berl. Ber. 18, 217. 
(54) Schwanert, L. Ann. 116, 257. 
(55) Limpricht; L. Ann. 165. 253. 
(56) Klinkhardt, Journal fir practische Chemie (2), 25; 41. 
(5°) Paal e Tafel, Berl. Ber. 18, 456. 
(58) Goldschmidt, Zeitschrift fiir Chemie 1867, 280. 
(59) Bell, Berl. Ber, 10, 1861. 
(69) Kottnitz, Journal fiir practische Chemie (2), 6, 136. 
(61) Bell e Lapper, Berl. Ber. 10, 1961. 
(92) Haitinger, Monatshefte fir Chemie 3, 228. 
(63) Bell, Berl. Ber. 13, 877. 
(64) Bernthsen, Berl. Ber. 13, 1047. 
(65) Ciamician e Silber, Sintesì del pirrolo. Acc. L. R. 1886. — Gazz, chim. XVI, 584. — 
Ber. 19, 3027. 
(66) Volhard e Erdmann, Berl. Ber. 18, 454. 
(97) Knorr, L. Ann. 236, 290. 
(68) Paalj Berl. Ber. 18, 367. 
(69) Paal, Berl. Ber. 17,913, 2756. 
(7°) Paal, Berl. Ber. 18, 2251. 
(71) Lederer e Paal, Berl. Ber. 18, 2591. 
(72) Knorr, Berl. Ber. 18, 299 e 1558. 
(73) Knorr, Berl. Ber. 19, 46. 
(74) Weidel e Ciamician, Berl. Ber. 18, 65. 
(75) Ciamician e Dennstedt, Sopra un metodo d’estrazione del pirrolo dall'olio animale. Acc. 
II, 1886. — Gazz. chim. XVI, 386. — Berl, Ber. 19, 173. 
(76) Limpricht, Berl. Ber. 3, 90. 
(??) Baeyer, Berl. Ber. 8, 517; 10, 1358. 
(78) V. Meyer, L. Ann. 236, 200. 
(79) Dennstedt, Berl. Ber. 19, 2187. 
(8°) Ciamician e Dennstedt, Stud? sui composti della serie del pirrolo. VIII. Sull'azione di 
alcune anidridi organiche sul pirrolo. Acc. L. M. [8], XIX (1883-1884). — Gazz. chim. XV, 9/— 
Berl. 
Ber. 17, 2944. 
