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Clinical data
  • US: 4 months
CAS Number
PubChem CID
Chemical and physical data
Formula C29H35N5O5
Molar mass 533.619 g/mol
3D model (JSmol)
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Ergovaline is an ergopeptine and one of the ergot alkaloids. It is usually found in endophyte-infected species of grass like Tall fescue[1] or Perennial Ryegrass.[2] It is toxic to cattle feeding on infected grass, probably because it acts as a vasoconstrictor.[1][3]

See also[edit]


  1. ^ a b Richard Browning (2003). "Tall Fescue Endophyte Toxicosis in Beef Cattle: Clinical Mode of Action and Potential Mitigation through Cattle Genetics" (PDF). Beef Improvement Federation.
  2. ^ Hovermale, J. T.; Craig, A. M. (2001). "Correlation of Ergovaline and Lolitrem B Levels in Endophyte-Infected Perennial Ryegrass (Lolium Perenne)". Journal of Veterinary Diagnostic Investigation. 13 (4): 323–327. doi:10.1177/104063870101300407. PMID 11478604.
  3. ^ Schnitzius, J. M.; Hill, N. S.; Thompson, C. S.; Craig, A. M. (2001). "Semiquantitative determination of ergot alkaloids in seed, straw, and digesta samples using a competitive enzyme-linked immunosorbent assay". Journal of Veterinary Diagnostic Investigation. 13 (3): 230–237. doi:10.1177/104063870101300307. PMID 11482600.