55652-68-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55652-68-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,6,5 and 2 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 55652-68:
(7*5)+(6*5)+(5*6)+(4*5)+(3*2)+(2*6)+(1*8)=141
141 % 10 = 1
So 55652-68-1 is a valid CAS Registry Number.