550377-07-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 550377-07-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,5,0,3,7 and 7 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 550377-07:
(8*5)+(7*5)+(6*0)+(5*3)+(4*7)+(3*7)+(2*0)+(1*7)=146
146 % 10 = 6
So 550377-07-6 is a valid CAS Registry Number.