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Acenaphthenchinondiphenylhydrazon is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

56357-57-4

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56357-57-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 56357-57-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,3,5 and 7 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 56357-57:
(7*5)+(6*6)+(5*3)+(4*5)+(3*7)+(2*5)+(1*7)=144
144 % 10 = 4
So 56357-57-4 is a valid CAS Registry Number.

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