Violet, Viola

Seeds of the violet, Viola odorata are disseminated by the ant Aphaenogaster rudis. Elaiosomes (appendages attached to the outside of the seed coat) often contain high concentrations of lipids and are associated with attraction of the ants. 1,2-Diolein, a diglyceride, is largely responsible for this attraction (124). 

Viola. Violet. Viola pedata. W. I. 1160. Planta. The plant. 

Cycloviolacin H4, cyclo-(-CAESCVWIPC TVTALLGCSC SNNVCYNGIP -) [disulfide bonds C -C /C -C O/C -C ], a hydrophobic member of the cyclotides fiom the Australian violet Viola hederaceae, exhibiting the most potent hemolytic activity in cyclotides reported so far. It is classified in the bracelet subfamily of cyclotides... 

Irenes are fragrances in the oil of the dried rhizomes of various Iris species cultivated in Italy and Morocco Iris germanica, I. florentina, I. pallida, Liliaceae) which is misleadingly referred to as oil of violet because of its pleasant violet-like odor. In fact, ionones (C13, section 7.4) which belong to the class of megastigmanes and not irones (Cu) are the shaping fragrances of violets Viola odorata, Viola-ceae). 

In the 19th century, the scent of violets enjoyed a renaissance. By enfleurage of the English violet (or wood violet, Viola odorata L) (Fig. 3.13), the readily volatile components were extracted and thus made accessible for fine perfumery. The price for one kilogram of violet oil in 1904 was estimated at 80,000 German Goldmarks, which corresponds to about 400,000 Euro. [48]... 

Sweet spirit of niter. See Ethyl nitrite Sweet violet extract. See Sweet violet (Viola odorata) extract... 

Formulation of 20% oil solutions in the complex solvent consisting of 20% Genapol (emulsifier and solubilizer for hydrophobic active ingredients), 10% polyethylene glycol (water soluble polymer), 20% ethanol, and 50% water improved the protection time of litsea (Litsea cubeba), cajuput (Melaleuca leucadendron), niaouli (Melaleuca quinquenervia), violet (Viola odorata), and catnip... 

S. violaceus Viola method Violanthrone dyes Violan thrones Violet acid [578-85-8]... 

Violet Leaf. Violet leaf absolute is produced by the usual extraction methods from Viola odorata (var. Victoria). It is grown mainly ia the south of France and Egypt. Although this material is not produced ia large amounts, it is quite valuable ia perfumery for its powerhil green leafy and doral character, an odor that belongs to many doral bouquets. The principal odorant ia violet leaf absolute is 2-/n j -6-i7j -nonadienal [55748-2]. 

Zj. Composizione a fumo viola (Violet smoke compn) 1-methylaminonitroquinone 18, 1,4-diamino-2,3-dihydroanthraquinone 26, KC103 30.2, S 11.8 Na bicarbonate 14% (Belgrano, p 632)... 

Violet leaf absolute is obtained by solvent extraction, via the concrete, from the leaves of Viola odorata L. (Violaceae), which is grown predominantly in southern France. 

The violets are cosmopolitan with Viola temperate. They include a few sources of medicinals and perfume oils, but most are valued as garden plants. 

Tanacetum parthenemium feverfew - Thymus vu aris thyme - Triticum sativa wheat - Verbena officinalis vervain - Vetiveria zisaniodes vetiver - Viola odourata. violet. 

B,C Violae tricolori.s herba contains salicylic acid and methylester. Salicylic add is detectable in sample 2 at R, - 0.65 (.system B) as a weak violet fluorescent zone in UV-365 nra and as a brownish zone after FeCl, treatment in vis (T2). 

Compound with glucose 4 rhamnose 4- p-hydroxycin -ramie acid, CwH CIO, violanin. From flowers of Viola tricolor L., Violaceae willstatter. Weil, loc. cit. Structure Karrer, de Meuron, loc. cit. Bluish-violet plates with green metallic luster from methanolic HCI 4 ether. Sol in amyl alcohol, in 0-15 -0.5% HO [ess sol in 1% HCI slightly sol in water practically insol in 5-12% HCI. 

Synonyms Viola odorata Viola odorata flowers and leaves Violet flowers and leaves Violet leaf absolute... 

Tokyo Violet Herb is the dried herb of Viola yedoensis Makino (Earn. Violaceae). The drug is collected in spring and autumn, removed from foreign matter and dried in the sun. 

Viola odorata Sweet Violet Many application with Phenolic glycosides,... 

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