1,4-Diamino-2,3-dihydroanthraquinone CAS 81-63-0

Products Name

1,4-Diamino-2,3-dihydroanthraquinone

1,4-Diamino-2,3-dihydroanthraquinone Quick Details
Chemical Name: 1,4-Diamino-2,3-dihydroanthraquinone

CAS NO.: 81-63-0

Molecular Formula: C14H12N2O2

Molecular Weight: 240.26

Appearance: Violet Brown Powder

Purity: 96%min

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CAS 81-63-0 Typical Properties

Item
Standard

Appearance
Violet Brown Powder

Assay
≥96%

Water
≤1.0%

CAS 81-63-0 Usage

Spice intermediate.
This product can produce 2,3-dichloro-1,4-diaminoanthraquinone, 1,4-diaminoanthraquinone or can be used directly as a dye

CAS 81-63-0 Method

Phthalic anhydride and hydroquinone are condensed in concentrated sulfuric acid in the presence of boric acid to obtain 1,4-dihydroxyanthraquinone.
After the latter is refined with sodium hypochlorite, it is aminated to produce 1,4-diaminoanthraquinone leuco.

CAS 81-63-0 Packaging and Shipping
Packing: 25kg/drum
CAS 81-63-0 Storage
Stored in a cool dry place out of direct sunlight.

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