285134-37-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 285134-37-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,5,1,3 and 4 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 285134-37:
(8*2)+(7*8)+(6*5)+(5*1)+(4*3)+(3*4)+(2*3)+(1*7)=144
144 % 10 = 4
So 285134-37-4 is a valid CAS Registry Number.