55766-74-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55766-74-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,7,6 and 6 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 55766-74:
(7*5)+(6*5)+(5*7)+(4*6)+(3*6)+(2*7)+(1*4)=160
160 % 10 = 0
So 55766-74-0 is a valid CAS Registry Number.