102343-67-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 102343-67-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,3,4 and 3 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 102343-67:
(8*1)+(7*0)+(6*2)+(5*3)+(4*4)+(3*3)+(2*6)+(1*7)=79
79 % 10 = 9
So 102343-67-9 is a valid CAS Registry Number.