229495-22-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 229495-22-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,9,4,9 and 5 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 229495-22:
(8*2)+(7*2)+(6*9)+(5*4)+(4*9)+(3*5)+(2*2)+(1*2)=161
161 % 10 = 1
So 229495-22-1 is a valid CAS Registry Number.