Skip to Content
MilliporeSigma
All Photos(1)

Documents

79972

Sigma-Aldrich

7-(Isobutoxycarbonyloxy)-3H-phenoxazin-3-one

suitable for fluorescence, ≥97.0% (HPLC)

Synonym(s):

O7-(Isobutyloxycarbonyl)resorufin

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C17H15NO5
CAS Number:
251292-24-7
Molecular Weight:
313.30
MDL number:
MFCD03791103
UNSPSC Code:
12352200
PubChem Substance ID:
57652821
NACRES:
NA.32

assay

≥97.0% (HPLC)

form

powder

fluorescence

λex 500 nm; λem ~593 nm in 0.1 M Tris pH 8.0 (after cleavage by esterase)

suitability

suitable for fluorescence

SMILES string

CC(C)COC(=O)Oc1ccc2N=C3C=CC(=O)C=C3Oc2c1

InChI

1S/C17H15NO5/c1-10(2)9-21-17(20)22-12-4-6-14-16(8-12)23-15-7-11(19)3-5-13(15)18-14/h3-8,10H,9H2,1-2H3

InChI key

RVDFSVVDUVHHKE-UHFFFAOYSA-N

Other Notes

Fluorogenic indicator for cell viability, cell permeant, ~2-times higher sensitivity than calcein-AM; additionally, 80-90 nm more long-wave shift of spectra. Shows esterase activity

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

M. Ishiyama et al.
Analytical Sciences, 15, 1025-1025 (1999)

Articles

Sensor Dyes

Nitric oxide (NO) as a signal transporter in neurons, endothelial cells and in the immune system.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service