151765-52-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 151765-52-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,1,7,6 and 5 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 151765-52:
(8*1)+(7*5)+(6*1)+(5*7)+(4*6)+(3*5)+(2*5)+(1*2)=135
135 % 10 = 5
So 151765-52-5 is a valid CAS Registry Number.