Direct Blue 15 (Technical Grade)

• CAT Number: C000502
• CAS Number: 2429-74-5
• Molecular Formula: C₃₄H₂₄N₆Na₄O₁₆S₄
• Molecular Weight: 992.8
• Purity: ≥95%
• Synonyms: 3,3′-[(3,3′-Dimethoxy[1,1′-biphenyl]-4,4′-diyl)bis(azo)]bis[5-amino-4-hydroxy-2,7-naphthalenedisulfonic Acid Tetrasodium Salt; Cartasol Blue 2GF
• Solubility: DMSO (Slightly), Water (Slightly)
• Appearance: Very Dark Blue to Black Solid
• Storage: 4°C, Hygroscopic

Direct Blue 15(CAT: C000502) is a synthetic dye commonly used in various applications, including textile dyeing and coloration of paper products. This dye belongs to the class of direct dyes, which are known for their ability to bond directly with textile fibers through ionic interactions. Direct Blue 15 is appreciated for its vibrant blue color and has been used for dyeing cotton, rayon, and other cellulosic materials.

Reference

Rafii, F., et al., Appl. Environ. Microbiol. 56: 2146-2151 (1990); Shaffiqu, T.S., et al., Appl. Biochem. Biotechnol. 102-103: 315-326 (2002); Kumar, K., et al., Bioresour. Technol. 98: 3168-3171 (2007);