874501-44-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 874501-44-7 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 1 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 874501-44:
(8*8)+(7*7)+(6*4)+(5*5)+(4*0)+(3*1)+(2*4)+(1*4)=177
177 % 10 = 7
So 874501-44-7 is a valid CAS Registry Number.