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Laropiprant(MK-0524)

  Catalogue No. : C13800
  Product Name: Laropiprant(MK-0524)
  Synonym: MK 0524
  Chemical Name: (3R)-4-[(4-Chlorophenyl)methyl]-7-fluoro-1,2,3,4-tetrahydro-5-(methylsulfonyl)cyclopent[b]indole-3-acetic acid
  CAS No. : 571170-77-9
  Structure :
  Molecular Formula: C21H19ClFNO4S
  Molecular Weight: 435.90
  Purity: >99%
  Usage: MK 0524 is a potent, selective DP1 receptor antagonist with Ki values of 0.57 nM and 0.75 µM for the DP1 and DP2 receptors, respectively. It inhibits PGD2-induced accumulation of cAMP in both washed platelets and platelet-rich plasma with IC50 values of 0.09 and 4.0 nM, respectively. In a sheep model of allergic rhinitis, 0.1 mg/kg MK 0524 completely blocked PGD2-induced nasal congestion. At a dose of 4 mg/kg, MK 0524 suppressed a nicotinic acid-induced vasodilatory response by 80% in a murine model of flushing, an undesirable side-effect of niacin treatment for dyslipidemia.
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