442682-52-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 442682-52-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,2,6,8 and 2 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 442682-52:
(8*4)+(7*4)+(6*2)+(5*6)+(4*8)+(3*2)+(2*5)+(1*2)=152
152 % 10 = 2
So 442682-52-2 is a valid CAS Registry Number.