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5771-56-2

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5771-56-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 5771-56-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,7,7 and 1 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 5771-56:
(6*5)+(5*7)+(4*7)+(3*1)+(2*5)+(1*6)=112
112 % 10 = 2
So 5771-56-2 is a valid CAS Registry Number.

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