222549-37-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 222549-37-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,2,5,4 and 9 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 222549-37:
(8*2)+(7*2)+(6*2)+(5*5)+(4*4)+(3*9)+(2*3)+(1*7)=123
123 % 10 = 3
So 222549-37-3 is a valid CAS Registry Number.