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Direct Orange 96

Name:C.I.Direct Orange 96,C.I.25345

Molecular Structure: Double azo class

C.I.Direct Orange 96,C.I.25345,CAS 6391-33-9,849.67,C35H26N9Na3O11S

C.I.Direct Orange 96,C.I.25345,CAS 6391-33-9,849.67,C35H26N9Na3O11S

Molecular Formula:C35H26N9Na3O11S

Molecular Weight: 849.67

CAS Registry Number:6391-33-9

Manufacturing Methods : N,N’-bis(3-carboxy-4-aminophenyl)urea double nitriding, respectively with the 1-(3-Sulfophenyl)-3-methyl-5-pyrazolone and 3-Oxo-N-phenylbutanamide coupling.

Properties and Applications: dark yellow orange. Soluble in water for yellow orange, slightly soluble in alcohol. The strong sulfuric acid to red light yellow, dilute become angry is small. The dye solution to join strong hydrochloric acid for yellow orange, precipitation; Add thick sodium hydroxide solution don’t change color.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
AATCC 3 4 6-7 4 4-5

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