Definition of norpinic acid in English:

norpinic acid

noun

Chemistry
  • A crystalline dicarboxylic acid, C₈H₁₂O₄, existing in cis and trans isomers and differing from pinic acid in having a carboxyl group attached to the cyclobutane ring in place of a carboxymethyl group.

Origin

Early 20th century; earliest use found in Journal of the Chemical Society.