Cat. No. 4815

3-Cyano-7-ethoxycoumarin C12H9NO3 [117620-77-6]

Price and Availability

For 3-Cyano-7-ethoxycoumarin pricing & availability please select your country from the drop down menu:
By clicking submit you agree to accept a cookie from Tocris Bioscience. For details, please read our privacy and cookie policy.

Chemical Name: 7-Ethoxy-2-oxo-2H-1-benzopyran-3-carbonitrile

Biological Activity

Fluorescent P450 substrate (excitation/emission wavelengths = 408/455 nm); metabolized to cyano-hydroxycoumarin.

Technical Data

Soluble to 50 mM in DMSO
>98 %
Store at +4°C

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.

Certificate of Analysis / Safety Data Sheet

Certificate of Analysis: View current batch
Safety Data Sheet: View Safety Data Sheet

Donato et al (2004) Fluorescence-based assays for screening nine cytochrome P450 (P450) activities in intact cells expressing individual human P450 enzymes. Drug Metab.Dispos. 32 699. PMID: 15205384.

White et al (1988) A continuous fluorometric assay for cytochrome P-450-dependent mixed function oxidases using 3-cyano-7-ethoxycoumarin. Anal.Biochem. 172 304. PMID: 3189781.

If you know of a relevant reference for this product please let us know.

Citations are publications that use Tocris products.

Do you know of a great paper that uses 3-Cyano-7-ethoxycoumarin from Tocris? If so please let us know.

View Related Products by Target

View Related Products by Product Action

Keywords: 3-Cyano-7-ethoxycoumarin, supplier, CEC, Cytochrome, P450, CYP450, CYP2A1, substrates, fluorescent, probes, Tocris Bioscience, Cytochrome P450 Substrate products

Quick Order

Find multiple products by catalog number

divider line

New Product Guide

New Product Guide (Spring/Summer 2016)

Our New Product guide highlights over 110 new products added in the first half of 2016. View PDF today.

divider line

New Products in this Area


Potent and selective PDE4 inhibitor; suppresses hedgehog signaling


HIF-prolyl hydroxylase-2 (PHD2) inhibitor; antioxidant

pCPA methyl ester hydrochloride

Tryptophan hydroxylase inhibitor

Sign-up for new product e-alerts
divider line

Bio-Techne Events

IVBM 2016

IVBM 2016

October 30 - November 3, 2016

Boston, MA, USA

Booth: 2