1809102-39-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1809102-39-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,8,0,9,1,0 and 2 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1809102-39:
(9*1)+(8*8)+(7*0)+(6*9)+(5*1)+(4*0)+(3*2)+(2*3)+(1*9)=153
153 % 10 = 3
So 1809102-39-3 is a valid CAS Registry Number.