869111-89-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 869111-89-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,9,1,1 and 1 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 869111-89:
(8*8)+(7*6)+(6*9)+(5*1)+(4*1)+(3*1)+(2*8)+(1*9)=197
197 % 10 = 7
So 869111-89-7 is a valid CAS Registry Number.