56670-52-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 56670-52-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,6,7 and 0 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 56670-52:
(7*5)+(6*6)+(5*6)+(4*7)+(3*0)+(2*5)+(1*2)=141
141 % 10 = 1
So 56670-52-1 is a valid CAS Registry Number.