1262547-26-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1262547-26-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,2,5,4 and 7 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1262547-26:
(9*1)+(8*2)+(7*6)+(6*2)+(5*5)+(4*4)+(3*7)+(2*2)+(1*6)=151
151 % 10 = 1
So 1262547-26-1 is a valid CAS Registry Number.