227951-11-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 227951-11-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,7,9,5 and 1 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 227951-11:
(8*2)+(7*2)+(6*7)+(5*9)+(4*5)+(3*1)+(2*1)+(1*1)=143
143 % 10 = 3
So 227951-11-3 is a valid CAS Registry Number.