911392-91-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 911392-91-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,1,3,9 and 2 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 911392-91:
(8*9)+(7*1)+(6*1)+(5*3)+(4*9)+(3*2)+(2*9)+(1*1)=161
161 % 10 = 1
So 911392-91-1 is a valid CAS Registry Number.