92720-79-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 92720-79-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,2,7,2 and 0 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 92720-79:
(7*9)+(6*2)+(5*7)+(4*2)+(3*0)+(2*7)+(1*9)=141
141 % 10 = 1
So 92720-79-1 is a valid CAS Registry Number.