227473-44-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 227473-44-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,7,4,7 and 3 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 227473-44:
(8*2)+(7*2)+(6*7)+(5*4)+(4*7)+(3*3)+(2*4)+(1*4)=141
141 % 10 = 1
So 227473-44-1 is a valid CAS Registry Number.