14904-71-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 14904-71-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,4,9,0 and 4 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 14904-71:
(7*1)+(6*4)+(5*9)+(4*0)+(3*4)+(2*7)+(1*1)=103
103 % 10 = 3
So 14904-71-3 is a valid CAS Registry Number.