159751-69-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 159751-69-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,9,7,5 and 1 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 159751-69:
(8*1)+(7*5)+(6*9)+(5*7)+(4*5)+(3*1)+(2*6)+(1*9)=176
176 % 10 = 6
So 159751-69-6 is a valid CAS Registry Number.