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875051-72-2

875051-72-2 structure
875051-72-2 structure
  • Name: PF-01247324
  • Chemical Name: 6-amino-N-methyl-5-(2,3,5-trichlorophenyl)pyridine-2-carboxamide
  • CAS Number: 875051-72-2
  • Molecular Formula: C13H10Cl3N3O
  • Molecular Weight: 330.59700
  • Catalog: Signaling Pathways Membrane Transporter/Ion Channel Sodium Channel
  • Create Date: 2017-09-19 14:09:59
  • Modify Date: 2024-01-06 17:19:55
  • PF-01247324 is a selective and orally bioavailable Nav1.8 channel blocker with an IC50 of 196 nM for recombinant human Nav1.8 channel.

Name 6-amino-N-methyl-5-(2,3,5-trichlorophenyl)pyridine-2-carboxamide
Synonyms 2-Pyridinecarboxamide,6-amino-N-methyl-5-(2,3,5-trichlorophenyl)
PF-01247324
Description PF-01247324 is a selective and orally bioavailable Nav1.8 channel blocker with an IC50 of 196 nM for recombinant human Nav1.8 channel.
Related Catalog
Target

IC50: 196 nM (hNav1.8)[1]

In Vitro PF-01247324 inhibits native tetrodotoxin-resistant (TTX-R) currents in human dorsal root ganglion (DRG) neurons (IC50=331 nM) and in recombinantly expressed h Nav1.8 channels (IC50=196 nM), with 50-fold selectivity over recombinantly expressed TTX-R hNav1.5 channels (IC50=10 μM) and 65-100-fold selectivity over TTX-sensitive (TTX-S) channels (IC50=10-18 μM). In vitro current clamp shows that PF-01247324 reduces excitability in both rat and human DRG neurons and also alters the waveform of the action potential[1].
In Vivo Experiments n rodents demonstrates efficacy in both inflammatory and neuropathic pain models. PF-01247324 reduces phase 2 flinching by 37% at 100 mg/kg. There is a significant effect of 30 mg/kg of PF-01247324 in the rat model carrageenan-induced thermal hyperalgesia and in CFA-induced mechanical hyperalgesia at exposures of 0.218 and 0.126 μM respectively[1]. Mice that received PF-01247324 shows significant improvements in motor coordination and cerebellar-like symptoms compared to control[2].
Animal Admin Rats: For male Sprague Dawley rats (170-300 g), PF-01247324 is formulated as solutions of 0, 10, 30, 100 mg/kg in 0.5%MC/0.1%Tween 80 vehicle and dosed via oral gavage prior to behavioural testing. Test animals are placed in a box separated by walls with a wire mesh floor allowing access to the plantar surface of the paw. Tactile testing is conducted[1]. Mice: PF-01247324 is suspended in 0.5% methylcellulose, 0.1% Tween 80 and administered by oral gavage at a dose of 1000 mg/kg in a volume of 10 mL/kg one hour before behavioral testing. Control groups are administered an equal volume of vehicle[2].
References

[1]. Payne CE, et al. A novel selective and orally bioavailable Nav 1.8 channel blocker, PF-01247324, attenuates nociception and sensory neuron excitability. Br J Pharmacol. 2015 May;172(10):2654-70.

[2]. Shields SD, et al. Oral administration of PF-01247324, a subtype-selective Nav1.8 blocker, reverses cerebellar deficits in a mouse model of multiple sclerosis. PLoS One. 2015 Mar 6;10(3):e0119067.

Molecular Formula C13H10Cl3N3O
Molecular Weight 330.59700
Exact Mass 328.98900
PSA 68.74000
LogP 3.97160
Storage condition 2-8℃
Symbol GHS06
GHS06
Signal Word Danger
Hazard Statements H301-H315-H319-H335
Precautionary Statements P301 + P310 + P330-P305 + P351 + P338
RIDADR UN 2811 6.1 / PGIII