154751-40-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 154751-40-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,4,7,5 and 1 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 154751-40:
(8*1)+(7*5)+(6*4)+(5*7)+(4*5)+(3*1)+(2*4)+(1*0)=133
133 % 10 = 3
So 154751-40-3 is a valid CAS Registry Number.