874500-77-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 874500-77-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,4,5,0 and 0 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 874500-77:
(8*8)+(7*7)+(6*4)+(5*5)+(4*0)+(3*0)+(2*7)+(1*7)=183
183 % 10 = 3
So 874500-77-3 is a valid CAS Registry Number.