Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name: 6-(3-Methyl-5-oxo-4,5-dihydropyrazol-1-yl)naphthalene-1,3-disulfonic acid

CA Name: 1,3-Naphthalenedisulfonic acid,6-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-

Molecular Structure:

6-(3-Methyl-5-oxo-4,5-dihydropyrazol-1-yl)naphthalene-1,3-disulfonic acid,1,3-Naphthalenedisulfonic acid,6-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-,CAS 7277-87-4,384.38,C14H12N2O7S2

Molecular Formula:C₁₄H₁₂N₂O₇S₂

Molecular Weight: 384.38

CAS Registry Number: 7277-87-4

List of synthetic dyes :

C.I.Direct Orange 2