Levcromakalim

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Cat.No. 1378 - Levcromakalim | C16H18N2O3 | CAS No. 94535-50-9
Description: Kir6 (KATP) channel opener; active enantiomer of cromakalim (Cat. No. 1377)
Alternative Names: BRL 38227
Chemical Name: (3S,4R)-3,4-dihydro-3-hydroxy-2,2-dimethyl-4-(2-oxo-1-pyrrolidinyl)-2H-1-benzopyran-6-carbonitrile
Purity: ≥99% (HPLC)
Datasheet
Citations (3)
Reviews (1)
Literature (3)

Biological Activity

Active enantiomer of the prototypical Kir6 (KATP) channel opener cromakalim (Cat. No. 1377). Hypotensive and airways relaxant. IC50 = 490 nM in guinea pig trachea.

Licensing Information

Sold under license

Technical Data

M. Wt 286.33
Formula C16H18N2O3
Storage Store at RT
Purity ≥99% (HPLC)
CAS Number 94535-50-9
PubChem ID 93504
InChI Key TVZCRIROJQEVOT-CABCVRRESA-N
Smiles O=C1CCCN1[C@H]2[C@H](O)C(C)(C)OC3=C2C=C(C#N)C=C3

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 Data

Solvent Max Conc. mg/mL Max Conc. mM
Solubility
DMSO 2.86 10

Preparing Stock Solutions

The following data is based on the product molecular weight 286.33. 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.

Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
0.1 mM 34.92 mL 174.62 mL 349.25 mL
0.5 mM 6.98 mL 34.92 mL 69.85 mL
1 mM 3.49 mL 17.46 mL 34.92 mL
5 mM 0.7 mL 3.49 mL 6.98 mL

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References

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

Buckle et al (1991) Synthesis and smooth muscle relaxant activity of a new series of potassium channel activators: 3-amido-1,1-dimethylindan-2-ols. J.Med.Chem. 34 919 PMID: 2002472

Noack et al (1992) Potassium channel modulation in rat portal vein by ATP depletion: a comparison with the effects of levcromakalim (BRL 38227). Br.J.Pharmacol. 107 945 PMID: 1467843

Taylor et al (1992) The inhibitory effects of cromakalim and its active enantiomer BRL 38227 against various agonists in guinea pig and human airways. J.Pharmacol.Exp.Ther. 261 429 PMID: 1578358


If you know of a relevant reference for Levcromakalim, please let us know.

View Related Products by Product Action

View all Inward Rectifier Potassium (Kir) Channel Activators

Keywords: Levcromakalim, Levcromakalim supplier, KATP, channel, openers, Potassium, KIR, Channels, Inward, Rectifier, K+, BRL38227, BRL, 38227, rectifier, 1378, Tocris Bioscience

3 Citations for Levcromakalim

Citations are publications that use Tocris products. Selected citations for Levcromakalim include:

Garland et al (2015) TRPM4 inhibitor 9-phenanthrol activates endothelial cell intermediate conductance calcium-activated potassium channels in rat isolated mesenteric artery. Br J Pharmacol 172 1114 PMID: 25323322

Fransen et al (2015) Dissecting out the complex Ca2+-mediated phenylephrine-induced contractions of mouse aortic segments. Lab Chip 10 e0121634 PMID: 25803863

Fike et al (2013) Reactive oxygen species scavengers improve voltage-gated K(+) channel function in pulmonary arteries of newborn pigs with progressive hypoxia-induced pulmonary hypertension. Pulm Circ 3 551 PMID: 24618540


Do you know of a great paper that uses Levcromakalim from Tocris? Please let us know.

Reviews for Levcromakalim

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Levcromakalim was used on BK channel opening properties compared to cromakalim.
By Anonymous on 11/28/2018
Assay Type: In Vitro
Species: Human

Levcromakalim was used on our lab to understand its BK channel opening properties compared to cromakalim. Results were reproducible.

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Literature in this Area

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