712347-66-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 712347-66-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,1,2,3,4 and 7 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 712347-66:
(8*7)+(7*1)+(6*2)+(5*3)+(4*4)+(3*7)+(2*6)+(1*6)=145
145 % 10 = 5
So 712347-66-5 is a valid CAS Registry Number.