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.
158/210 page 146
![§ 219 Trianosperma.] TABULAR SUMMARY. Substance. Formula. Appearance or Crystalline Form. Melting Pt. °C. Reaction Taste. SOLVENTS. Water. Alcohol. Ether. Chloro- form. Other Solvents. Triano- SPERMA Trigo- NELLA Tylo- PHORA Urechitis ustilago Vallakia Vario- LARIA Veratrum Vernonia VlCIA Xanthium Xanth- OXYLON Trianospermine A Trianospermi- tine A Trigonelline A Tylophorine A Urechitin G Urechitoxin G Ustilagine A Vellarin B Variolarin B Picrolichenin B Veratrine A Jervine A Sabadilline A Sabadine A Sabadinine A Veratroidine A Pseudojervine A Protoveratrine A Protoveratri- dine A Vernonin G Vicine A Xanth ostru- marin G Artarine A C28H4208+Aq C32H4!lNOn !26H:i7NO;J + 2H20 C,oH.,6N205 C.29H51N08 C27H45N08 C61H78N201(; C29H4!)N012 CS2H51NOu C26H45-N08 CMH51*Nn021 ? C21H23N04 needles crystalline flat prisms idem needles or prisms not readily crys. yellow oily needles rhombohedra crys. or varnish ndls. (from alcl.) crys. or varnish crystalline hair-like crystals crystalline rhombic crys. microscopic 4-sided plates idem amorphous needles amorphous decomp. 110 205 237— 39 238- 240 indefinite about 149 blackens 245—250 265 180 alkaline neutral alkaline neutral acid alkaline alkaline 240 sharp tasteless very bitter bitter bitter bitter burning sharp bitter bitter 1 soluble soluble insoluble ... insoluble difficultly soluble very soluble insoluble insoluble insoluble benzene soluble sparingly soluble soluble soluble easily benzene, amyl alcohol not A '. PC ..14-1 difficultly ■•• soluble _ i 1.1 soluble idem soluble soluble soluble emulsion soluble soluble oils insoluble soluble ~ 1 Ll soluble ditt. not soluble ™ 1 Ul soluble ••• oils insol. cold i i i _ soluble soluble soluble amyl alcohol, benzene slightly soluble diff. soluble 1,625 benzene soluble soluble benzene readily readily ••• i 11„ soluble soluble diff. soluble *'* very readily readily benzene soluble 184 absol. - 4 372 benzene LUiiiouiiiy insoluble uilt. not lllbOlU Ulc UotlZcIltJ hot scarcely insoluble scarcely idem soluble slightly slightly 108 insoluble absolute soluble soluble insoluble scarcely soluble diff. (insoluble benzene) warm](https://iiif.wellcomecollection.org/image/b21503023_0158.jp2/full/800%2C/0/default.jpg)


