261945-13-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 261945-13-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,1,9,4 and 5 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 261945-13:
(8*2)+(7*6)+(6*1)+(5*9)+(4*4)+(3*5)+(2*1)+(1*3)=145
145 % 10 = 5
So 261945-13-5 is a valid CAS Registry Number.