263910-51-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 263910-51-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,3,9,1 and 0 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 263910-51:
(8*2)+(7*6)+(6*3)+(5*9)+(4*1)+(3*0)+(2*5)+(1*1)=136
136 % 10 = 6
So 263910-51-6 is a valid CAS Registry Number.