146284-53-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 146284-53-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,6,2,8 and 4 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 146284-53:
(8*1)+(7*4)+(6*6)+(5*2)+(4*8)+(3*4)+(2*5)+(1*3)=139
139 % 10 = 9
So 146284-53-9 is a valid CAS Registry Number.