791782-89-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 791782-89-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,9,1,7,8 and 2 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 791782-89:
(8*7)+(7*9)+(6*1)+(5*7)+(4*8)+(3*2)+(2*8)+(1*9)=223
223 % 10 = 3
So 791782-89-3 is a valid CAS Registry Number.