ALIZARIN (DYE CONTENT 97%) (C005B-058945)

Application

Alizarin has been used as a biological stain to dye cotton fabrics and is used as standard in UV-visible spectrophotometer.

Biochem/physiol Actions

Alizarin (1, 2-dihydroxyanthraquinone) is an anthraquinone dye and acts as a main chromophore of madder dye. It is used as a dye in the production of lake pigments. Alizarin is a key constituent in extracts of roots of various members of Rubiaceae, Morinda, Gallium, Oldenlandia families.

Molecular Weight: 240.21. Empirical Formula: C₁₄H₈O₄. form: solid. Quality Level: 200. composition: Dye content, 97% . visual transition interval: 10.1-12.1, red to violet(alkaline), 5.5-6.8, yellow to red(acid). mp: 279-283 . °C (lit.). solubility: 0.1 M NaOH: 0.01 . g/L. λ. _max: 567 nm (2nd), 609 nm. ε (extinction coefficient): 13000 at 227-233 . nm in 0.1 M NaOH at 0.01 . g/L, 26000 at 268-274 . nm in 0.1 M NaOH at 0.01 . g/L. application(s): diagnostic assay manufacturing
hematology
histology. storage temp.: room temp. SMILES string: Oc1ccc2C(: O)c3ccccc3C(: O)c2c1O. InChI: 1S/C14H8O4/c15-10-6-5-9-11(14(10)18)13(17)8-4-2-1-3-7(8)12(9)16/h1-6,15,18H. InChI key: RGCKGOZRHPZPFP-UHFFFAOYSA-N. Pictograms: GHS05,GHS07,GHS09. Signal Word: Danger. Hazard Statements: H317 - H318 - H410. Precautionary Statements: P261 - P272 - P273 - P280 - P302 + P352 - P305 + P351 + P338. Hazard Classifications: Aquatic Chronic 1 - Eye Dam. 1 - Skin Sens. 1A. Storage Class Code: 11 - Combustible Solids. WGK: WGK 2. Flash Point(F): Not applicable. Flash Point(C): Not applicable. Personal Protective Equipment: Eyeshields, Faceshields, Gloves, type N95 (US).