Chemical Structure : SB-423557
Catalog No.: PC-26411Not For Human Use, Lab Use Only.
SB-423557 is the orally bioavailable ethyl ester precursor of SB-423562, which is a potent, selective and short-acting calcium-sensing receptor (CaSR) antagonist with IC50 of 73 nM.
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SB-423557 is the orally bioavailable ethyl ester precursor of SB-423562, which is a potent, selective and short-acting calcium-sensing receptor (CaSR) antagonist with IC50 of 73 nM.
SB-423557 exhibits CaSR antagonist activity in vitro with IC50 of 520 nM.
SB-423557 elicits transient PTH release from the parathyroid gland.
SB-423557 promoted bone formation and improved parameters of bone strength at lumbar spine, proximal tibia and midshaft femur in ovariectomized rat model of bone loss.
| M.Wt | 464.61 | |
| Formula | C28H36N2O4 | |
| Appearance | Solid | |
| Storage |
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| Solubility |
10 mM in DMSO |
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1. Sanjay Kumar, et al. Bone. 2010 Feb;46(2):534-42.

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