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6408-06-6

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  • Chromate,bis[4-[[3-[(5-chloro-2-hydroxyphenyl)azo]-2,4-dihydroxyphenyl]azo]-3-hydroxy-7-nitro-1-naphthalenesulfonato]-,disodium hydrogen

    Cas No: 6408-06-6

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6408-06-6 Usage

Preparation

4-Amino-3-hydroxy-7-nitronaphthalene-1-sulfonic acid diazo, in alkaline conditions Coupled with resorcinol, 2-Amino-4-chlorophenol diazo, in alkaline conditions and formation of single accidentally coupled nitrogen compounds, then with formic acid chromium common heating, in 100 ℃ to keep four hours, make its formed chromium complex.

Properties and Applications

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Check Digit Verification of cas no

The CAS Registry Mumber 6408-06-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,4,0 and 8 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 6408-06:
(6*6)+(5*4)+(4*0)+(3*8)+(2*0)+(1*6)=86
86 % 10 = 6
So 6408-06-6 is a valid CAS Registry Number.

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