863997-29-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 863997-29-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,3,9,9 and 7 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 863997-29:
(8*8)+(7*6)+(6*3)+(5*9)+(4*9)+(3*7)+(2*2)+(1*9)=239
239 % 10 = 9
So 863997-29-9 is a valid CAS Registry Number.