N,N'-Di-2-naphthyl-p-phenylenediamine CAS 93-46-9 98%

Antioxidant DNP Chemical name: N,N'-Di-2-naphthyl-p-phenylenediamine CAS NO: 93-46-9 Molecular formula: C26H20N2 Properties: Gray white powder. Insoluble in water, gasoline. Slightly soluble in acetone and chlorobenzene, soluble in hot aniline and...

Product Details

Antioxidant DNP

Chemical name:  N,N'-Di-2-naphthyl-p-phenylenediamine

CAS NO:  93-46-9

Molecular formula:   C26H20N2

Structure formula: 

 93-46-9.gif

Properties:

Gray white powder. Insoluble in water, gasoline. Slightly soluble in acetone and chlorobenzene, soluble in hot aniline and nitrobenzene. Soluble in hot acetic acid. The proportion of 1.26.

Application: 

Widely used in copper, manganese and other toxic metals and heat aging antioxidants inhibit the thiazole accelerator of significant activation. Applies to cable, flexible plastic, etc. industrial rubber products and brown or dark latex.

Specification:

Items

Quality

Purity,%

 98 min.

Melting point, °C

225 min.

Loss on heating,%

0.5 max.

Ash,%

0.5 max.

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