1159156-22-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1159156-22-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,5,9,1,5 and 6 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1159156-22:
(9*1)+(8*1)+(7*5)+(6*9)+(5*1)+(4*5)+(3*6)+(2*2)+(1*2)=155
155 % 10 = 5
So 1159156-22-5 is a valid CAS Registry Number.