426262-33-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 426262-33-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,2,6,2,6 and 2 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 426262-33:
(8*4)+(7*2)+(6*6)+(5*2)+(4*6)+(3*2)+(2*3)+(1*3)=131
131 % 10 = 1
So 426262-33-1 is a valid CAS Registry Number.