42833-92-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42833-92-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,8,3 and 3 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 42833-92:
(7*4)+(6*2)+(5*8)+(4*3)+(3*3)+(2*9)+(1*2)=121
121 % 10 = 1
So 42833-92-1 is a valid CAS Registry Number.