501416-85-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 501416-85-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,1,4,1 and 6 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 501416-85:
(8*5)+(7*0)+(6*1)+(5*4)+(4*1)+(3*6)+(2*8)+(1*5)=109
109 % 10 = 9
So 501416-85-9 is a valid CAS Registry Number.