SB 334867

Name: SB 334867
Brand: Tocris Bioscience
SKU: 1960

Tocris Bioscience, part of Bio-Techne | Catalog # 1960

Citations (296)

COA / SDS

Selective non-peptide OX1 antagonist

Key Product Details

Description:	Selective non-peptide OX₁ antagonist
Chemical Name:	N-(2-Methyl-6-benzoxazolyl)-N'-1,5-naphthyridin-4-yl urea
Purity:	≥98% (HPLC)
Molecular Weight:	319.32

View Full Technical Details for SB 334867

Technical Data
Citations

Biological Activity for SB 334867

SB 334867 is a selective non-peptide orexin OX₁ receptor antagonist. pK_b values are 7.2 and < 5 for inhibition of intracellular Ca²⁺ release in CHO cells expressing human OX₁ and OX₂ receptors respectively. Blocks orexin-A induced grooming and feeding following systemic administration in vivo.

Licensing Information

Sold for research purposes under agreement from GlaxoSmithKline

Compound Libraries for SB 334867

SB 334867 is also offered as part of the Tocriscreen 2.0 Max. Find out more about compound libraries available from Tocris.

Technical Data for SB 334867

M. Wt	319.32
Formula	C₁₇H₁₃N₅O₂
Storage	Store at RT
Purity	≥98% (HPLC)
CAS Number	792173-99-0
PubChem ID	6604926
InChi Key	AKMNUCBQGHFICM-UHFFFAOYSA-N
Smiles	CC1=NC2=CC=C(NC(=O)NC3=CC=NC4=CC=CN=C34)C=C2O1

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.

Tocris products are intended for laboratory research use only, unless stated otherwise.

Solubility for SB 334867

	Solvent	Max Conc. mg/mL	Max Conc. mM
Solubility
	DMSO	31.93	100 with gentle warming
	ethanol	3.19	10 with gentle warming

Preparing Stock Solutions for SB 334867

The following data is based on the product molecular weight 319.32.

Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Select a batch to recalculate based on the batch molecular weight:

Concentration / Solvent Volume / Mass	1 mg	5 mg	10 mg
1 mM	3.13 mL	15.66 mL	31.32 mL
5 mM	0.63 mL	3.13 mL	6.26 mL
10 mM	0.31 mL	1.57 mL	3.13 mL
50 mM	0.06 mL	0.31 mL	0.63 mL

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References for SB 334867

References are publications that support the biological activity of the product.

Smart SB-334867-A: the first selective orexin-1 receptor antagonist. Br.J.Pharmacol. 2001 PMID: 11250867
Haynes A selective orexin-1 receptor antagonist reduces food consumption in male and female rats. Regul.Pept. 2000 PMID: 11102651
Porter 1,3-Biarylureas as selective non-peptide antagonists of the orexin-1 receptor. Bioorg.Med.Chem.Lett. 2001 PMID: 11459658
Duxon Evidence that orexin-A-evoked grooming in the rat is mediated by orexin-1 (OX₁) receptors, with downstream 5-HT_2C receptor involvement. Psychopharmacology 2001 PMID: 11205420