4-Hydroxy-7-methylamino-2-naphthalenesulfonicacid

CAS: 22346-43-6

Ref. 3D-FH149155

Product Information

• Name: 4-Hydroxy-7-methylamino-2-naphthalenesulfonicacid
• Brand: Biosynth
• Description: 4-Hydroxy-7-methylamino-2-naphthalenesulfonic acid is used as a diazo dye in the textile industry. This compound is used to produce diazotization and then cyanuric chloride by the reaction of 4-hydroxy-7-methylamino-2-naphthalenesulfonic acid with sodium nitrite and hydrochloric acid. The condensate from this reaction is dissolved in an alkaline solution, which reacts with sodium bicarbonate to produce a reactive physicochemical substance that can be used for dyeing fabrics.

Chemical properties

• Molecular weight: 253.28 g/mol
• Formula: C₁₁H₁₁NO₄S
• Purity: Min. 96 Area-%
• Color/Form: Slightly Brown Powder
• InChI: InChI=1S/C11H11NO4S/c1-12-8-2-3-10-7(4-8)5-9(6-11(10)13)17(14,15)16/h2-6,12-13H,1H3,(H,14,15,16)
• InChI key: InChIKey=ZCNCWYFISJTFHB-UHFFFAOYSA-N
• SMILES: CNc1ccc2c(O)cc(S(=O)(=O)O)cc2c1