Peppermint oil

[ source ] from the" Chongqing hall essay"
[ ] B He Y which Pinyin names: u
English name [ ] Peppermint Oil
[ source ]
Source: for medicinal Labiatae plants Mint fresh stems and leaves the distilled volatile oil.
Latin animal mineral name: Mentha canadaensis L.
[ ] the original morphology of perennial aromatic herbs, erect stems, high 30-80cm. With creeping rhizomes, into the soil to 13cm, brittle, easily broken. Stem Rui four prismatic, much branched, glabrous or slightly four side inverted, pilose, corner and near the section of hair is significant. Leaves opposite; petiole length 2-15mm; leaf shape change is bigger, lanceolate, ovate-lanceolate, oblong-lanceolate to elliptic, long 2-7cm, 1-3cm wide, apex acute or acuminate, base cuneate to subrounded, long level above a basal sparsely thick tooth serrate, lateral veins on the above 5-6, dark green, pale green below, two pilose and yellow glandular scale, with the following distribution density. Verticillaster inflorescence axillary, contour spherical, flower diameter of about 18mm, more to stem top, internodes, leaves and inflorescences are recursive gradient is small; the total peduncle with bracteoles several, linear lanceolate, long in the following 2mm, ciliate; pedicel slender, long 2.5mm, slightly pubescent or nearly glabrous; calyx tubular bell, long 2-3mm, outside pilose and glandular protactinium, with 10 veins, calyx teeth 5, a triangular shaped subulate, ca. 0.7mm, margin ciliate; corolla mauve to white, limb 4 lobed, lobes apex 2 crack, the larger the remaining 3 pieces, nearly equal, corolla throat inside by micro pilose; stamens 4, anterior to the long, often extend corollaceous outside or pack in corolla tube, filaments filiform, glabrous, anthers ovoid, 2 rooms, anther locules parallel; styles slightly beyond stamens, apex subequally 2 lobed, lobes subulate. Small is the fruit of long ovoid, length 0.9mm, width 0.6mm, tan or light brown, with small nest. Flowering of 7-9 months, fr. 10-11.
[ character ] character identification is a colorless or light yellow clear liquid. There are special residual cool fragrance, taste, at the beginning of digoxin after the cold. Storage time, deep color gradient. This product with ethanol, deny or ether can be arbitrarily mixed chloride. Relative density should be 0.888-0.908. Rotation : take this product placement of 1dm tube, according to the determination of - 17 DEG C to - 24 degrees c.. Refractive index should be 1.456-1.466.
[ ] mint leaf chemical composition containing 1%-1.46% oil stains, principal component for l-menthol ( Menthol ), 62.3%-87.2% content, but also contain l-menthol ketone ( menthone ) isomenthone ( isomenthone ), pulegone ( pulegone ), decyl acetate ( decyl acetate ), menthol acetate ( menthyl acetate ) benzoic acid methyl ester ( methylbenzoate ), alpha - and beta-pinene ( pinene ), beta sabinene (thu-jene ), 3 - amyl alcohol ( 3-pentol ), 2 - to have alcohol (2-Hexanol), 3 - octanol ( 3-octanol ), dextral myrcene (myrcene ), limonene ( limonene ) and Eucalyptus hormone ( cineole ), alpha terpineol ( a - terpineol ) [1 ]. Contains flavonoids: different Rui Fu ( iso-raifolin ( 7 -, luteolin glucoside ( luteolin-7-glucoside ), mint isoflavone glycosides ( methoside ); organic acid composition: rosmarinic acid, caffeic acid ( lusmarinic acid ) ( caffeic acid ) [2 ]; chlorine acid composition: aspartic acid ( aspartic, acid ) glutamate ( glutamic acid ), serine ( alanine ), asparagine ( asparagine ) ( valine ), valine, leucine and isoleucine ( leuine ) ( isoleucine ) ( phenylalanine ), phenylalanine, lysine methionine ( methionine ) ( lysine ) [3 ]. Recently, from leaf in phases to antiinflammation action with two hydroxy - 1, 2 - two hydrogen naphthalene dicarboxylic acids as the parent nucleus of multiple components: 1 - ( 3, 4 - two hydroxy phenyl ) - 6, 7 - two hydroxy - 1, 2 - two hydrogen naphthalene - 2, 3 dihydroxy acid [1 - ( 3, 4-dihydroxyphenyl ) - 6, 7-dihydroxy-1, 2-dihy-dronaphthalene-2, 3-dicarboxylic acid], 1 - ( 3, 4 - two hydroxy phenyl - 1, 2 - two - 2 - hydroxy acid hydrogenation of naphthalene
[ ] physicochemical identification identification of taking the goods in 1, and 3-5 sulfate droplets and vanilla Tibet crystal amount, should be shown orange red, add 1 drops, namely purple.
[ ] taste acrid in taste and cold;
[ ] Shufeng Qingre functions. The main wind-heat; headache toothache sore red eyes;;; skin wind-heat
[ usage] oral administration: boiling water flushing, 1-3 drop. External: moderate, inunction.
[ ] the discussion
1" Chongqing hall" with wind-heat headache: Essays on gingival pain, apply to affected areas.
The 2" Chinese Medicine Dictionary" Qingre scattered wind. Treatment of headache, red eyes, sore throat. Toothache fever, skin.
The 3" Chinese Medicine Pharmacology" headache, nausea, nausea, flatulence, coated or oral.
The 4" Chinese experience" shape identification method for colic, diarrhea.
Excerpts from" Chinese Materia Medica" [ ]
http://chinese-herbal-medicines-directory.blogspot.com/