Disperse Blue 106

• CAT Number: R044462
• CAS Number: 68516-81-4
• Molecular Formula: C14H17N5O3S
• Molecular Weight: 335.382
• Purity: ≥95%
• Synonyms: 2-​[Ethyl[3-​methyl-​4-​[2-​(5-​nitro-​2-​thiazolyl)​diazenyl]​phenyl]​amino]​-ethanol; 2-​[Ethyl[3-​methyl-​4-​[(5-​nitro-​2-​thiazolyl)​azo]​phenyl]​amino]​-ethanol; C.I. 111935; C.I. Disperse Blue 106; C.I. Disperse Blue 357; Disperse Blue 357; Mi
• Storage: -20°C
• IUPAC Name: 2-[N-ethyl-3-methyl-4-[(5-nitro-1,3-thiazol-2-yl)diazenyl]anilino]ethanol
• InChI: InChI=1S/C14H17N5O3S/c1-3-18(6-7-20)11-4-5-12(10(2)8-11)16-17-14-15-9-13(23-14)19(21)22/h4-5,8-9,20H,3,6-7H2,1-2H3
• InChIKey: UIHYHADQHHUIOF-UHFFFAOYSA-N
• SMILES: CCN(CCO)C1=CC(=C(C=C1)N=NC2=NC=C(S2)[N+](=O)[O-])C

Disperse Blue 106 (CAS 68516-81-4) is a dark blue textile dye found in fabrics colored dark blue, brown, black, purple and some greens. It is  used primarily in synthetic textiles and are significant skin sensitization hazard. 

Reference

1.Pratt, Melanie, and Victoria Taraska. "Disperse blue dyes 106 and 124 are common causes of textile dermatitis and should serve as screening allergens for this condition." American Journal of Contact Dermatitis 11.1 (2000): 30-41.
2.Hausen, B. M. "Contact allergy to disperse blue 106 and blue 124 in black “velvet” clothes." Contact Dermatitis 28.3 (1993): 169-173.