153948-49-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 153948-49-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,3,9,4 and 8 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 153948-49:
(8*1)+(7*5)+(6*3)+(5*9)+(4*4)+(3*8)+(2*4)+(1*9)=163
163 % 10 = 3
So 153948-49-3 is a valid CAS Registry Number.