154071-19-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 154071-19-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,4,0,7 and 1 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 154071-19:
(8*1)+(7*5)+(6*4)+(5*0)+(4*7)+(3*1)+(2*1)+(1*9)=109
109 % 10 = 9
So 154071-19-9 is a valid CAS Registry Number.