53768-83-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53768-83-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,7,6 and 8 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 53768-83:
(7*5)+(6*3)+(5*7)+(4*6)+(3*8)+(2*8)+(1*3)=155
155 % 10 = 5
So 53768-83-5 is a valid CAS Registry Number.