42785-92-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42785-92-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,7,8 and 5 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 42785-92:
(7*4)+(6*2)+(5*7)+(4*8)+(3*5)+(2*9)+(1*2)=142
142 % 10 = 2
So 42785-92-2 is a valid CAS Registry Number.