287970-47-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 287970-47-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,7,9,7 and 0 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 287970-47:
(8*2)+(7*8)+(6*7)+(5*9)+(4*7)+(3*0)+(2*4)+(1*7)=202
202 % 10 = 2
So 287970-47-2 is a valid CAS Registry Number.