869639-14-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 869639-14-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,9,6,3 and 9 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 869639-14:
(8*8)+(7*6)+(6*9)+(5*6)+(4*3)+(3*9)+(2*1)+(1*4)=235
235 % 10 = 5
So 869639-14-5 is a valid CAS Registry Number.