91426-73-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91426-73-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,4,2 and 6 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 91426-73:
(7*9)+(6*1)+(5*4)+(4*2)+(3*6)+(2*7)+(1*3)=132
132 % 10 = 2
So 91426-73-2 is a valid CAS Registry Number.