154819-41-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 154819-41-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,4,8,1 and 9 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 154819-41:
(8*1)+(7*5)+(6*4)+(5*8)+(4*1)+(3*9)+(2*4)+(1*1)=147
147 % 10 = 7
So 154819-41-7 is a valid CAS Registry Number.