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GW 405833

SKU: orb1299576

Description

GW 405833, also known as L-768242, is a selective cannabinoid CB2 receptor agonist. This research compound is utilized in both in vitro and in vivo studies to investigate CB2 receptor function in fields such as immunology, inflammation, and neuropathic pain research.

Research Area

Pharmacology & Drug Discovery

Images & Validation

Key Properties

CAS Number180002-83-9
MW447.35
Purity99.93% (May vary between batches)
FormulaC23H24Cl2N2O3
SMILESCOc1ccc2n(C(=O)c3cccc(Cl)c3Cl)c(C)c(CCN3CCOCC3)c2c1
TargetCannabinoid Receptor
SolubilityDMSO:10 mg/mL (22.35 mM)

Bioactivity

Target IC50
CB1:16.1 μM (EC50)|CB2:50.7 nM (EC50)
In Vivo
GW405833 (3, 10, and 30 mg/kg i.p.) dose dependently reversed established mechanical allodynia in both pain models in WT mice; however, the antiallodynic effects of GW405833 were fully preserved in CB2KO mice and absent in CB1KO mice. Furthermore, the antiallodynic efficacy of GW405833 (30 mg/kg i.p.) was completely blocked by the CB1 antagonist rimonabant (10 mg/kg i.p.) but not by the CB2 antagonist SR144528 (10 mg/kg i.p.). Thus, the antinociceptive properties of GW405833 are dependent on CB1 receptors. GW405833 (30 mg/kg i.p.) was also inactive in a tetrad of tests measuring cardinal signs of CB1 activation. Additionally, unlike rimonabant (10 mg/kg i.p.), GW405833 (10 mg/kg, i.p.) did not act as a CB1 antagonist in vivo to precipitate withdrawal in mice treated chronically with Δ9-tetrahydrocannabinol.
Animal Research
Baseline mechanical paw withdrawal thresholds were measured in each paw for each animal before performing either PSNL or injecting CFA. Another predrug baseline was then taken after painful peripheral neuropathy or inflammatory pain was fully established. GW405833 was administered (i.p.) 30 minutes before evaluation of the impact of drug manipulations on mechanical paw withdrawal thresholds. Different doses of GW405833 were injected (i.p.) within subjects in the order of vehicle (0), 3, 10, and 30 mg/kg. Sufficient time was allowed to lapse between each dose to verify that mechanical paw withdrawal thresholds returned to the predrug levels before dose escalation. . In the groups where CB1 or CB2 antagonists were tested, rimonabant or SR144528 (10 mg/kg i.p.) was administered 20 minutes before GW405833 injection.

Storage & Handling

Storagekeep away from moisture | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice/Shipping at ambient temperature.
Expiration Date12 months from date of receipt.
DisclaimerFor research use only

Alternative Names

GW 405833, GW405833, GW-405833, Inhibitor, L768242, L-768242, L 768242, inhibit, neuropathic pain, CannabinoidReceptor, Cannabinoid Receptor, anti-inflammatory, CB2
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Key Properties

No computed properties available.

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Protocol Information

GW 405833 (orb1299576)

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% DMSO +
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% Tween 80 +
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Available Sizes

Select a size below

1 mg
¥ 1,040.00
1 ml x 10 mM (in DMSO)
¥ 1,560.00
5 mg
¥ 1,560.00
10 mg
¥ 2,210.00
25 mg
¥ 3,510.00
50 mg
¥ 5,070.00
100 mg
¥ 7,280.00
DispatchUsually dispatched within 3-5 working days
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