Monthly Archive: April 2017
IUPAC Name : (E)-1-(2,4-dihydroxyphenyl)-3-(3,4-dihydroxyphenyl)prop-2-en-1-one
Chemistry : Butein (C15H12O5), a yellow color pigment, is a chalcone derivative also known as 2’,3,4,4’-tetrahydroxychalcone. Its molecular weight is measured to 272.25 g/mol and melting point is recorded to 216 °C. It is insoluble …
Echinochloa frumentacea Link (Poaceae)
Synonym : Echinochloa crus-galli var. edulis Honda
Vernacular Name : Indian barnyard millet, Sawa millet, Billion dollar grass, Japanese Millet (English); Jhangora, Vrat ke chawal (Hindi).
Description : An annual herb or shrub, erect, 1-2 m …
IUPAC Name : 4-hydroxynaphthalene-1,2-dione
Chemistry : Lawsone (C10H6O3) also known as 2-Hydroxy-1,4-naphthoquinone is a red-orange natural pigment which is insoluble in water but soluble in most of the organic solvents. Its Molecular weight is calculated to 174.155 g/mol whereas …
IUPAC Name : (2R)-3-(3,4-dihydroxyphenyl)-2-[(E)-3-(3,4-dihydroxyphenyl)prop-2-enoyl]oxypropanoic acid.
Chemistry : Rosmarinic acid ((C18H16O8), a polyphenol is an ester of caffeic acid and 3,4-dihydroxyphenyllactic acid. It is a red-orange powder that is slightly soluble in water, but well soluble is most organic …
Mentha arvensis L. (Lamiaceae)
Synonym : Mentha parietariifolia Becker ex Steud.
Vernacular Name : Field mint, Japanese pepperming (English); Podina, Pudina (Hindi).
Description : Perennial herb, 30-50 cm high; stems quadrangular, erect or prostrate, rooting at the nodes; leaves opposite, …