1424857-93-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1424857-93-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,4,8,5 and 7 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1424857-93:
(9*1)+(8*4)+(7*2)+(6*4)+(5*8)+(4*5)+(3*7)+(2*9)+(1*3)=181
181 % 10 = 1
So 1424857-93-1 is a valid CAS Registry Number.