131867-44-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 131867-44-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,8,6 and 7 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 131867-44:
(8*1)+(7*3)+(6*1)+(5*8)+(4*6)+(3*7)+(2*4)+(1*4)=132
132 % 10 = 2
So 131867-44-2 is a valid CAS Registry Number.