64451-76-9 Usage
Uses
2-(p-sec-Butylphenyl)propionic Acid (Ibuprofen EP Impurity O) is an impurity of Ibuprofen (I140000); a selective cyclooxygenase inhibitor (IC50=14.9uM) that inhibits PGH synthase-1 and PGH synthase-2 with comparable potency.
Check Digit Verification of cas no
The CAS Registry Mumber 64451-76-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,4,5 and 1 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 64451-76:
(7*6)+(6*4)+(5*4)+(4*5)+(3*1)+(2*7)+(1*6)=129
129 % 10 = 9
So 64451-76-9 is a valid CAS Registry Number.