76524-22-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 76524-22-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,5,2 and 4 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 76524-22:
(7*7)+(6*6)+(5*5)+(4*2)+(3*4)+(2*2)+(1*2)=136
136 % 10 = 6
So 76524-22-6 is a valid CAS Registry Number.