C.I. Vat Black 27

• CAT Number: I024822
• CAS Number: 2379-81-9
• Molecular Formula: C42H23N3O6
• Molecular Weight: 665.66
• Purity: ≥95%
• Synonyms: C.I. Vat Black 27; NSC 51543; NSC-51543; NSC51543
• Solubility: Soluble in DMSO
• Appearance: Solid powder
• Storage: Dry, dark and at 0 - 4℃ for short term (days to weeks) or -20℃ for long term (months to years).
• IUPAC Name: 16H-Dinaphtho(2,3-a:2',3'-i)carbazole-5,10,15,17-tetraone, 6,9-dibenzamido-
• InChI: InChI=1S/C42H23N3O6/c46-37-23-15-7-9-17-25(23)39(48)33-31(37)29(43-41(50)21-11-3-1-4-12-21)19-27-28-20-30(44-42(51)22-13-5-2-6-14-22)32-34(36(28)45-35(27)33)40(49)26-18-10-8-16-24(26)38(32)47/h1-20,45H,(H,43,50)(H,44,51)
• InChIKey: OXEFCDNMUKTKDV-UHFFFAOYSA-N
• SMILES: O=C(C1=C2C(NC3=C4C=C(NC(C5=CC=CC=C5)=O)C(C6=O)=C3C(C7=C6C=CC=C7)=O)=C4C=C1NC(C8=CC=CC=C8)=O)C9=C(C2=O)C=CC=C9

C.I. Vat Black 27 (Cat.No:I024822) is a synthetic organic dye belonging to the vat dye class. It is commonly used for dyeing textiles, including cotton, wool, and silk. Vat Black 27 provides excellent color fastness properties, making it suitable for applications that require resistance to fading, washing, and light exposure. It is known for its deep black color and is widely used in the textile industry for dyeing and printing purposes.