1138-06-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1138-06-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,1,3 and 8 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1138-06:
(6*1)+(5*1)+(4*3)+(3*8)+(2*0)+(1*6)=53
53 % 10 = 3
So 1138-06-3 is a valid CAS Registry Number.