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GSK417651A structure.png
  • 3,4-dihydro-1H-isoquinolin-2-yl-[2-(4-methoxyanilino)-1,3-thiazol-4-yl]methanone
CAS Number
PubChem CID
Chemical and physical data
Molar mass365.45 g·mol−1
3D model (JSmol)
  • COC1=CC=C(C=C1)NC2=NC(=CS2)C(=O)N3CCC4=CC=CC=C4C3
  • InChI=1S/C20H19N3O2S/c1-25-17-8-6-16(7-9-17)21-20-22-18(13-26-20)19(24)23-11-10-14-4-2-3-5-15(14)12-23/h2-9,13H,10-12H2,1H3,(H,21,22)

GSK417651A is a chemical compound which acts as a blocker of the TRPC family of calcium channels, with selectivity for the TRPC3 and TRPC6 subtypes. It has been used to investigate the role of TRPC3/6 channels in heart function.[1][2][3]


  1. ^ Xu X, Lozinskaya I, Costell M, Lin Z, Ball JA, Bernard R, Behm DJ, Marino JP, Schnackenberg (2013). "CG Characterization of Small Molecule TRPC3 and TRPC6 agonist and Antagonists". Biophysical Journal. 104 (2): 454a. Bibcode:2013BpJ...104..454X. doi:10.1016/j.bpj.2012.11.2513.
  2. ^ Wen H, Gwathmey JK, Xie LH (2020). "Role of Transient Receptor Potential Canonical Channels in Heart Physiology and Pathophysiology". Frontiers in Cardiovascular Medicine. 7: 24. doi:10.3389/fcvm.2020.00024. PMC 7052113. PMID 32158769.
  3. ^ Al-Shammari H, Latif N, Sarathchandra P, McCormack A, Rog-Zielinska EA, Raja S, et al. (2020). "Expression and function of mechanosensitive ion channels in human valve interstitial cells". PLOS ONE. 15 (10): e0240532. Bibcode:2020PLoSO..1540532A. doi:10.1371/journal.pone.0240532. PMC 7561104. PMID 33057457.