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Key Documents

M7945

Sigma-Aldrich

Mephetyl tetrazole

≥98% (HPLC), oil

Synonym(s):

1-[2-(4-Methoxyphenyl)ethyl]-5-(1-p-tolylcyclopropyl)-1H-tetrazole

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About This Item

Empirical Formula (Hill Notation):
C20H22N4O
CAS Number:
Molecular Weight:
334.41
MDL number:
UNSPSC Code:
12352200
PubChem Substance ID:
NACRES:
NA.77

Assay

≥98% (HPLC)

form

oil

color

pale yellow

solubility

DMSO: >5 mg/mL

storage temp.

2-8°C

SMILES string

COc1ccc(CCn2nnnc2C3(CC3)c4ccc(C)cc4)cc1

InChI

1S/C20H22N4O/c1-15-3-7-17(8-4-15)20(12-13-20)19-21-22-23-24(19)14-11-16-5-9-18(25-2)10-6-16/h3-10H,11-14H2,1-2H3

InChI key

VREPWWBWXVLSEF-UHFFFAOYSA-N

Biochem/physiol Actions

Mephetyl tetrazole is a potent and selective Kv1.5 potassium channel blocker. IC50 = 330 nM; shows selective atrial prolongation (40%) of effective refractory period (ERP), but no effect on ventricular ERP Kv1.5 channel is a molecular target for the treatment of atrial fibrillation.

Features and Benefits

This compound is featured on the Potassium Channels page of the Handbook of Receptor Classification and Signal Transduction. To browse other handbook pages, click here.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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