261945-56-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 261945-56-6 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, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 261945-56:
(8*2)+(7*6)+(6*1)+(5*9)+(4*4)+(3*5)+(2*5)+(1*6)=156
156 % 10 = 6
So 261945-56-6 is a valid CAS Registry Number.