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N-(8-hydroxy-[2]naphthyl)-acetamide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

671789-76-7

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671789-76-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 671789-76-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,1,7,8 and 9 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 671789-76:
(8*6)+(7*7)+(6*1)+(5*7)+(4*8)+(3*9)+(2*7)+(1*6)=217
217 % 10 = 7
So 671789-76-7 is a valid CAS Registry Number.

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