154774-41-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 154774-41-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,4,7,7 and 4 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 154774-41:
(8*1)+(7*5)+(6*4)+(5*7)+(4*7)+(3*4)+(2*4)+(1*1)=151
151 % 10 = 1
So 154774-41-1 is a valid CAS Registry Number.