42276-56-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42276-56-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,2,7 and 6 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 42276-56:
(7*4)+(6*2)+(5*2)+(4*7)+(3*6)+(2*5)+(1*6)=112
112 % 10 = 2
So 42276-56-2 is a valid CAS Registry Number.