27422-97-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27422-97-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,4,2 and 2 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 27422-97:
(7*2)+(6*7)+(5*4)+(4*2)+(3*2)+(2*9)+(1*7)=115
115 % 10 = 5
So 27422-97-5 is a valid CAS Registry Number.