A5533

Alizarin Red S

certified by the Biological Stain Commission, powder

• Synonym(s): 3,4-Dihydroxy-9,10-dioxo-2-anthracenesulfonic acid sodium salt, Alizarin Carmine, Alizarin Red, water soluble, Alizarin sodium monosulfonate, Alizarin sulfonate sodium, Alizarinsulfonic acid sodium salt, Sodium alizarinsulfonate
• Empirical Formula (Hill Notation): C₁₄H₇NaO₇S
• CAS Number: 130-22-3
• Molecular Weight: 342.26
• Colour Index Number: 58005
• Beilstein/REAXYS Number: 4117090
• EC Number: 204-981-8
• MDL number: MFCD00013049
• UNSPSC Code: 12171500
• PubChem Substance ID: 24890988
• NACRES: NA.47

Properties

• product name: Alizarin Red S, certified by the Biological Stain Commission
• grade: certified by the Biological Stain Commission
• Quality Level: 200
• form: powder
• concentration: 0.015 g/L in 0.1 M NaOH
• technique(s): titration: suitable
• color: dark red; yellow-orange to dark orange
• solubility: H₂O: 1 mg/mL
• ε (extinction coefficient): 592-598 nm at 0.015 g/L in 0.1 M NaOH
• application(s): diagnostic assay manufacturing; hematology; histology
• storage temp.: room temp
• SMILES string: [Na+].Oc1c(O)c(cc2C(=O)c3ccccc3C(=O)c12)S([O-])(=O)=O
• InChI: 1S/C14H8O7S.Na/c15-11-6-3-1-2-4-7(6)12(16)10-8(11)5-9(22(19,20)21)13(17)14(10)18;/h1-5,17-18H,(H,19,20,21);/q;+1/p-1
• InChI key: HFVAFDPGUJEFBQ-UHFFFAOYSA-M

Description

Application

• Alizarin Red S has been used for checking the calcium deposits in osteogenic culture.
• It has been used for the quantitative analyses of calcification in aortic explants.
• It has been used for mineral staining in osteoblast cultures.

Biochem/physiol Actions

Alizarin Red S is used for the staining of cartilage and bone. It reacts with calcium, thereby helping in the diagnosis of calcium deposits. It is also used to study carbohydrate–boronic acid interactions.

Suitability

Certified for use in Dahl′s method for calcium

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves