title: 2-Naphthoic acid
text: # 2-Naphthoic acid
  
  2-Naphthoic acid is an organic compound of the formula $C_{10}H_7CO_2H.$ It is one of two isomeric carboxylic acid derivatives of naphthalene, the other one being 1-naphthoic acid. It can be prepared by carboxylation of 1-chloronaphthalene. Its $pK_a$ is 4.2.
  
  