141581-65-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 141581-65-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,5,8 and 1 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 141581-65:
(8*1)+(7*4)+(6*1)+(5*5)+(4*8)+(3*1)+(2*6)+(1*5)=119
119 % 10 = 9
So 141581-65-9 is a valid CAS Registry Number.