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1,4-dihydroxy anthraquinone (crude)

CAS No.: 81-64-1
Molecular formula: C14H8O4
Molecular weight: 240.22
Structural formula:

Quality indexes:
Appearance: Deep orange powder
Melting point: 190.0-193.0ºC
Assay: ≥96%
Toluene insolubles: ≤1.5%
Ash: ≤0.5%
Moisture: ≤1.0%
Packing: 25Kg lined plastic woven bag (or following customer's requirement)
Output: 100t/month
Uses: 1,4-dihydroxy anthraquinone is widely used in anthraquinone VAT dye and other anthraquinone dyes, its is a disperse brown GL, and used in the manufacture of disperse blue R, disperse blue SW, acid anthraquinone violet R, acid anthraquinone blue SG, acid anthraquinone green G and intermediate of 1,4-diamino anthraquinone.