α-bromovalerophenon

What is  cas 49851-31-2, 2-Bromo-1-phenyl-1-pentanone ? 2-Bromo-1-phenyl-1-pentanone, also named α-bromovalerophenone,   cas 49851-31-2, alpha-Bromovalerophenone Cas 49851-31-2, 2-Bromovalerophenone Cas 49851-31-2.  It is an organic...