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Laurinaldehyd-<4-(4-nitro-benzolazo)-benzoylhydrazon> is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

97117-62-9

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97117-62-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 97117-62-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,1,1 and 7 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 97117-62:
(7*9)+(6*7)+(5*1)+(4*1)+(3*7)+(2*6)+(1*2)=149
149 % 10 = 9
So 97117-62-9 is a valid CAS Registry Number.

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