1421826-45-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1421826-45-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,1,8,2 and 6 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1421826-45:
(9*1)+(8*4)+(7*2)+(6*1)+(5*8)+(4*2)+(3*6)+(2*4)+(1*5)=140
140 % 10 = 0
So 1421826-45-0 is a valid CAS Registry Number.