67437-14-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67437-14-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,4,3 and 7 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 67437-14:
(7*6)+(6*7)+(5*4)+(4*3)+(3*7)+(2*1)+(1*4)=143
143 % 10 = 3
So 67437-14-3 is a valid CAS Registry Number.