26599-55-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 26599-55-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,6,5,9 and 9 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 26599-55:
(7*2)+(6*6)+(5*5)+(4*9)+(3*9)+(2*5)+(1*5)=153
153 % 10 = 3
So 26599-55-3 is a valid CAS Registry Number.