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N-(4-oxobutyl)naphthalene-2-carboxamide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

694491-66-2

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694491-66-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 694491-66-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,9,4,4,9 and 1 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 694491-66:
(8*6)+(7*9)+(6*4)+(5*4)+(4*9)+(3*1)+(2*6)+(1*6)=212
212 % 10 = 2
So 694491-66-2 is a valid CAS Registry Number.

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