7214-47-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7214-47-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,2,1 and 4 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 7214-47:
(6*7)+(5*2)+(4*1)+(3*4)+(2*4)+(1*7)=83
83 % 10 = 3
So 7214-47-3 is a valid CAS Registry Number.