1491159-18-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1491159-18-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,9,1,1,5 and 9 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1491159-18:
(9*1)+(8*4)+(7*9)+(6*1)+(5*1)+(4*5)+(3*9)+(2*1)+(1*8)=172
172 % 10 = 2
So 1491159-18-2 is a valid CAS Registry Number.