Vat Yellow 4

• CAT Number: M070324
• CAS Number: 128-66-5
• Molecular Formula: C24H12O2
• Molecular Weight: 332.35
• Purity: ≥95%
• Storage: -20°C
• IUPAC Name: hexacyclo[10.10.2.02,7.09,23.013,18.020,24]tetracosa-1(23),2,4,6,9,11,13,15,17,20(24),21-undecaene-8,19-dione
• InChI: InChI=1S/C24H12O2/c25-23-17-7-3-1-5-13(17)15-9-11-20-22-16(10-12-19(23)21(15)22)14-6-2-4-8-18(14)24(20)26/h1-12H
• InChIKey: ZTWQZJLUUZHJGS-UHFFFAOYSA-N
• SMILES: C1=CC=C2C(=C1)C3=C4C(=CC=C5C4=C(C=C3)C(=O)C6=CC=CC=C65)C2=O

Vat Yellow 4（Cat No.:M070324）, also known as CI 11710 or Quinoline Yellow, is a synthetic organic dye primarily employed in textile dyeing and printing processes. This vibrant yellow pigment exhibits excellent colorfastness properties, making it ideal for application in fabrics intended for various end-uses, including clothing, upholstery, and home furnishings. Its molecular structure enables it to form strong bonds with fibers such as cotton, polyester, and wool, ensuring long-lasting color retention even under harsh laundering conditions. Additionally, Vat Yellow 4 is used in some industrial applications, including coloring plastics, paints, and inks, contributing to its widespread utilization across diverse sectors.