55386-38-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55386-38-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,3,8 and 6 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 55386-38:
(7*5)+(6*5)+(5*3)+(4*8)+(3*6)+(2*3)+(1*8)=144
144 % 10 = 4
So 55386-38-4 is a valid CAS Registry Number.