79667-53-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79667-53-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,6,6 and 7 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 79667-53:
(7*7)+(6*9)+(5*6)+(4*6)+(3*7)+(2*5)+(1*3)=191
191 % 10 = 1
So 79667-53-1 is a valid CAS Registry Number.