141256-21-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 141256-21-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,2,5 and 6 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 141256-21:
(8*1)+(7*4)+(6*1)+(5*2)+(4*5)+(3*6)+(2*2)+(1*1)=95
95 % 10 = 5
So 141256-21-5 is a valid CAS Registry Number.