338414-66-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 338414-66-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,8,4,1 and 4 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 338414-66:
(8*3)+(7*3)+(6*8)+(5*4)+(4*1)+(3*4)+(2*6)+(1*6)=147
147 % 10 = 7
So 338414-66-7 is a valid CAS Registry Number.