22319-77-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22319-77-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,3,1 and 9 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 22319-77:
(7*2)+(6*2)+(5*3)+(4*1)+(3*9)+(2*7)+(1*7)=93
93 % 10 = 3
So 22319-77-3 is a valid CAS Registry Number.