42883-44-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42883-44-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,8,8 and 3 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 42883-44:
(7*4)+(6*2)+(5*8)+(4*8)+(3*3)+(2*4)+(1*4)=133
133 % 10 = 3
So 42883-44-3 is a valid CAS Registry Number.