53347-56-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53347-56-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,3,4 and 7 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 53347-56:
(7*5)+(6*3)+(5*3)+(4*4)+(3*7)+(2*5)+(1*6)=121
121 % 10 = 1
So 53347-56-1 is a valid CAS Registry Number.