1616249-18-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1616249-18-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,1,6,2,4 and 9 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1616249-18:
(9*1)+(8*6)+(7*1)+(6*6)+(5*2)+(4*4)+(3*9)+(2*1)+(1*8)=163
163 % 10 = 3
So 1616249-18-3 is a valid CAS Registry Number.