1384331-68-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1384331-68-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,8,4,3,3 and 1 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1384331-68:
(9*1)+(8*3)+(7*8)+(6*4)+(5*3)+(4*3)+(3*1)+(2*6)+(1*8)=163
163 % 10 = 3
So 1384331-68-3 is a valid CAS Registry Number.