1713-84-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1713-84-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,7,1 and 3 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1713-84:
(6*1)+(5*7)+(4*1)+(3*3)+(2*8)+(1*4)=74
74 % 10 = 4
So 1713-84-4 is a valid CAS Registry Number.