1421312-04-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1421312-04-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,1,3,1 and 2 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1421312-04:
(9*1)+(8*4)+(7*2)+(6*1)+(5*3)+(4*1)+(3*2)+(2*0)+(1*4)=90
90 % 10 = 0
So 1421312-04-0 is a valid CAS Registry Number.