1917324-15-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1917324-15-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,9,1,7,3,2 and 4 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1917324-15:
(9*1)+(8*9)+(7*1)+(6*7)+(5*3)+(4*2)+(3*4)+(2*1)+(1*5)=172
172 % 10 = 2
So 1917324-15-2 is a valid CAS Registry Number.