1423076-28-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1423076-28-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,3,0,7 and 6 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1423076-28:
(9*1)+(8*4)+(7*2)+(6*3)+(5*0)+(4*7)+(3*6)+(2*2)+(1*8)=131
131 % 10 = 1
So 1423076-28-1 is a valid CAS Registry Number.