Paspalic acid

Paspalic acid is an ergopeptine and one of the ergoline alkaloids. It is derived from ergot or fermentation broth and serves as a starting material for the production of bromocriptine. There are two isomers of ergocryptine: α-ergocryptine and β-ergocryptine. The beta form differs from the alpha form only in the position of a single methyl group, which results from the biosynthesis process where the proteinogenic amino acid leucine is replaced by isoleucine.

Here are some additional details about paspalic acid:

1. Chemical Formula: C16H16N2O2
2. Exact Mass: 268.12 g/mol
3. Molecular Weight: 268.316 g/mol
4. Elemental Analysis:
   • Carbon ©: 71.62%
   • Hydrogen (H): 6.01%
   • Nitrogen (N): 10.44%
   • Oxygen (O): 11.93%

Paspalic acid plays a role in the biosynthesis of ergoamides and ergopeptines. It undergoes isomerization of the carbon-carbon double bond that is in conjugation with the acid, resulting in D-lysergic acid. Lysergic acid is a crucial intermediate in the biosynthesis pathway leading to ergocryptine. Additionally, paspalic acid can be used as an isomerizing agent in animal health, converting the cis-form of fatty acids to the trans-form, which has been shown to have a more beneficial effect on blood pressure.