287398-11-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 287398-11-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,7,3,9 and 8 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 287398-11:
(8*2)+(7*8)+(6*7)+(5*3)+(4*9)+(3*8)+(2*1)+(1*1)=192
192 % 10 = 2
So 287398-11-2 is a valid CAS Registry Number.