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540781-07-5

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540781-07-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 540781-07-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,4,0,7,8 and 1 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 540781-07:
(8*5)+(7*4)+(6*0)+(5*7)+(4*8)+(3*1)+(2*0)+(1*7)=145
145 % 10 = 5
So 540781-07-5 is a valid CAS Registry Number.

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