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83846-57-5

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  • Benzoic acid,3,3'-[(1-amino-8-hydroxy-3,6-disulfo-2,7-naphthalenediyl)bis(azo-4,1-phenyleneazo)]bis[6-hydroxy-,tetrasodium salt (9CI)

    Cas No: 83846-57-5

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83846-57-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 83846-57-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,8,4 and 6 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 83846-57:
(7*8)+(6*3)+(5*8)+(4*4)+(3*6)+(2*5)+(1*7)=165
165 % 10 = 5
So 83846-57-5 is a valid CAS Registry Number.

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