262359-17-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 262359-17-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,2,3,5 and 9 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 262359-17:
(8*2)+(7*6)+(6*2)+(5*3)+(4*5)+(3*9)+(2*1)+(1*7)=141
141 % 10 = 1
So 262359-17-1 is a valid CAS Registry Number.