1421870-01-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1421870-01-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,1,8,7 and 0 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1421870-01:
(9*1)+(8*4)+(7*2)+(6*1)+(5*8)+(4*7)+(3*0)+(2*0)+(1*1)=130
130 % 10 = 0
So 1421870-01-0 is a valid CAS Registry Number.