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ethyl 5-chloro-6-trifluoromethanesulfonyloxy-2-naphthalenecarboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

736992-53-3

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736992-53-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 736992-53-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,3,6,9,9 and 2 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 736992-53:
(8*7)+(7*3)+(6*6)+(5*9)+(4*9)+(3*2)+(2*5)+(1*3)=213
213 % 10 = 3
So 736992-53-3 is a valid CAS Registry Number.

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