1421580-95-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1421580-95-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,1,5,8 and 0 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1421580-95:
(9*1)+(8*4)+(7*2)+(6*1)+(5*5)+(4*8)+(3*0)+(2*9)+(1*5)=141
141 % 10 = 1
So 1421580-95-1 is a valid CAS Registry Number.