Dictionary of the active principles of plants: alkaloids : bitter principles; glucosides; their sources, nature, and chemical characteristics / with tabular summary, classification of reactions, and full botanical and general indexes. By Charles E. Sohn.
- Sohn, Charles E.
- Date:
- 1894
Licence: Public Domain Mark
Credit: Dictionary of the active principles of plants: alkaloids : bitter principles; glucosides; their sources, nature, and chemical characteristics / with tabular summary, classification of reactions, and full botanical and general indexes. By Charles E. Sohn. Source: Wellcome Collection.
Provider: This material has been provided by The University of Leeds Library. The original may be consulted at The University of Leeds Library.
174/210 page 162
![Mercuric Chloride (25).] Theirie, 1 in 1,000 grad. crys. Theobromine, pp. ; cloud at 3,000. Veratrine, M.P. 172° (no pp. 1 in 500). II. Glucosides, etc., precipitated: Adonin, G. [Aloin, B., pp. with mercurous nitrate.] Arnicin, fi. (alcoholic solution). Calendulin. Cantharidiu, B., w. crys. Catechin, dirty w. (also pp. by mercurous nitrate). [Convallamarin, pp. mercurous nitrate.] Emodin. [Melanthin, cloud.] Neriodorin. Ononid, B. [Santonin,B., pp. mercurous nitrate.] Sinalbin, G. III. Following substances not precipitated: Aloin, B. Angelin. Angeline. Araliin, G. Arecoline, A. Californin, B. Chrysanthemine, A. [Colchicine, pp. coned.] Cornin, B. Cytisine, see I. Ergotinine, A. Erythrocentaurin, G. Helleborein, G. Lobeliine, A. Lycoctonine, A. Ratanhine (free). Rosaginin (alcoholic). Panaquilon, B. Picrotoxin, B. Protoveratrine, A. Sabadilline, not 1 in 150. Sabatrine, not 1 in 150. Scoparin, B. Solanine, G. Taxihe, A. Trigonelline, A. 26. SOLUTIONS OF THE HALOGENS. CI. = Chlorine water, Br. = Bromine water, I = Iodine tincture, Th = Thalleioquin test (green coloration on addition of ammonia after treatment with chlorine water ; compare Quinine.) I. Following alkaloids give reactions: Akazgine, pp. Alpha-homo-chelidonine, Br. pp. Anagyrine, I. bn. pp. Apoquinidine, Th. faint. Apoquinine, Th. faint. Arecoline, I. bn. pp. Aribine, CI., Br. and I. pp. ; sol. warm. Atropine, Br., y. crys.; see Part I. Berberine, CI. red ring ; see Part I. „ Br. y. pp. „ I. gn. y.-bn. crys. Beta-homo-chelidonine, Br. pp. Boldine, I. bn. pp. REACTIONS, ETC. Brucine, CI., colours y. then r., then white pp. Brucine, Br., violet coloration. ,, I., bn. crys. Carpaine, I. pp. (limit 1 in 200,000). Chelerythrine, I. pp. Chelidonine, I. pp. Cinchonidine. Cinchonine. Cocaine, I. bn. pp. Codeine, r.-bn. with Th. test ; Br. pp. Corydaline, I. pp. Cupreine, Th. Delphinine, I. pp. Dicinchonine. Ergotinine, Br. pp. Erythrine, I. pp. Homoquinine, Th. Hydroquinidine, Th. Hydroquinine, Th. Hyoscyamine, I. pp. Laurotetanine, I. pp. Lupanine, I. bn.-r. pp. Lycoctonine, Br. pp. crys. Lycopodine, I. bn., cloud. Muscarine. Narceine, I. crys. Narcotine, CI. greenish ; y. with ammonia. Narcotine, Br. y. pp. Nicotine, I. long crys. (ethereal solution). Oxyacanthine, Br. pp. Oxyacanthine, I. r.-bn. pp. Papaverine, CI. greenish; bn. with ammonia. Papaverine, I. pp. crys. Pelletierine, Br. pp. Physostigmine, Br. r. coloration [Solutions of Halogens (26). Piliganine, Br., I., y. pp. Quinicine, Th. Quinidine, Th. Quinine, Th. Sabadilline, Br. cloud 1 in 5,003. Sabatrine, Br. cloud 1 in 5,000. Spigeline, I., bn.-r. pp. Strychnine, CI. white pp. (sensi- tive). Thebaine, r.-bn. with Th. test. Br. pp. Veratrine, golden y. with Th. test. „ Br. cloud 1 in 5,000. II. Following non-basic sub- stances give reactions: Acorin, I. pp. Aloin, Br. pp. Menyanthin, I. y. pp. Picrolichenin, CI. y. coloration. Santonin, CI. grad. crys. Xanthostrumarin, CI. y. colora- tion. III. No reaction or pp. with following: Atherospermine, Th. Cinchonainine, Th. Cinchonicine, Th. Cinchonidine, '1 h. Cinchonine, Th. Cornin, I. Digitalin, I. Erythrocentaurin, CI., Br., or I. Fumarine, CI. no coloration. Hydrastine, CI. Macrocarpine, I. Picrotoxin, I. no pp. Sabadilline, CI. Sabatrine, CI.](https://iiif.wellcomecollection.org/image/b21503023_0174.jp2/full/800%2C/0/default.jpg)
