hh GPi 688 (CAS 918902-32-6): R&D Systems
Catalog Number: 3967
Chemical Name: 2-Chloro-N-[1-[(2R)-2,3-dihydroxypropyl]-1,2,3,4-tetrahydro-2-oxo-3-quinolinyl]-6H-thieno[2,3-b]pyrrole-5-carboxamide
Biological Activity
Allosteric glycogen phosphorylase inhibitor; acts at the indole site of glycogen phosphorylase. Inhibits glucagon-mediated hyperglycemia in vivo in the rat.
Technical Data
  • M.Wt:
    419.88
  • Formula:
    C19H18ClN3O4S
  • Solubility:
    Soluble to 100 mM in DMSO and to 25 mM in ethanol
  • Purity:
    >99%
  • Storage:
    Store at +4°C
  • CAS No:
    918902-32-6
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis. All Tocris products are intended for laboratory research use only.
Additional Information
Licensing Caveats:
Sold with the permission of AstraZeneca UK Ltd.
Background References
  1. Sensitivity of glycogen phosphorylase isoforms to indole site inhibitors is markedly dependent on the activation state of the enzyme.
    Freeman et al.
    Br.J.Pharmacol., 2006;149:775
  2. An assessment of the in vivo efficacy of the glycogen phosphorylase inhibitor GPi688 in rat models of hyperglycaemia.
    Poucher et al.
    Br.J.Pharmacol., 2007;152:1239

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