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BQ-123

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BQ-123
Names
IUPAC name 2-octadecan-3-yl]acetic acid
Other names Cyclo(D-trp-D-asp-L-pro-D-val-L-leu)
Identifiers
CAS Number
3D model (JSmol)
IUPHAR/BPS
PubChem CID
CompTox Dashboard (EPA)
SMILES
  • CC(C)C1C(=O)N(C(=O)N(C(=O)N2CCC2C(=O)N(C(=O)N1)C(C)C)CC(=O)O)CC3=CNC4=CC=CC=C43
Properties
Chemical formula C31H42N6O7
Molar mass 610.712 g·mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). Infobox references
Chemical compound

BQ-123 is a cyclic peptide consisting of five amino acids. The amino acid sequence is D-tryptamine-D-aspartic acid-L-proline-D-valine-L-leucine.

BQ-123 is a selective ETA endothelin receptor antagonist. As such, it is used as a biochemical tool in the study of endothelin receptor function.

References

  1. ^ BQ-123 at Sigma-Aldrich


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