05989

Bixin

≥90.0% (HPLC)

• Synonym(s): 6-Methyl hydrogen (9Z)-6,6′-diapocarotene-6,6’-dioate, 9-cis-6,6′-Diapo-ψ,ψ-carotenedioic acid 6-methyl ester, Natural orange 4
• Empirical Formula (Hill Notation): C₂₅H₃₀O₄
• CAS Number: 6983-79-5
• Molecular Weight: 394.50
• Colour Index Number: 75120
• EC Number: 230-248-7
• UNSPSC Code: 12352202
• PubChem Substance ID: 329748187
• NACRES: NA.32

Properties

• Quality Level: 100
• Assay: ≥90.0% (HPLC)
• form: powder
• λ: in chloroform
• UV absorption: λ: 465-475 nm A_max
• storage temp.: −20°C
• SMILES string: CC(/C=C/C(O)=O)=C\C=C\C(C)=C\C=C\C=C(C)\C=C\C=C(/C=C/C(OC)=O)C
• InChI: 1S/C25H30O4/c1-20(12-8-14-22(3)16-18-24(26)27)10-6-7-11-21(2)13-9-15-23(4)17-19-25(28)29-5/h6-19H,1-5H3,(H,26,27)/b7-6+,12-8+,13-9+,18-16+,19-17+,20-10+,21-11+,22-14+,23-15-
• InChI key: RAFGELQLHMBRHD-SLEZCNMESA-N

Description

General description

Bixin is a carotenoid and the principal colouring component of Annatto food colouring (E160b), which has a long history of use in the food industry for the colouring of a wide range of food commodities.

Bixin is a methyl ester of a dibasic fatty acid. On treating with alkali, it is hydrolyzed to form water soluble norbixin. It is obtained in pure form from annatto seeds. Bixin is a carotenoid and estimated as yolk and skin pigmenter.

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable