1439897-67-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1439897-67-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,3,9,8,9 and 7 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1439897-67:
(9*1)+(8*4)+(7*3)+(6*9)+(5*8)+(4*9)+(3*7)+(2*6)+(1*7)=232
232 % 10 = 2
So 1439897-67-2 is a valid CAS Registry Number.