287401-10-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 287401-10-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,7,4,0 and 1 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 287401-10:
(8*2)+(7*8)+(6*7)+(5*4)+(4*0)+(3*1)+(2*1)+(1*0)=139
139 % 10 = 9
So 287401-10-9 is a valid CAS Registry Number.