Skip to Content
MilliporeSigma

Key Documents

View All Documentation

Skip To

21932

5(6)-Carboxynaphthofluorescein

BioReagent, suitable for fluorescence, ≥90% (HPLC)

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View
Pack SizeSKUAvailabilityPrice
25 mg
Check Cart for Availability
$120.00
100 mg
Check Cart for Availability
$359.00
$179.50

About This Item

Empirical Formula (Hill Notation):
C29H16O7
CAS Number:
128724-35-6
Molecular Weight:
476.43
MDL number:
MFCD01862976
UNSPSC Code:
12352108
PubChem Substance ID:
329752223
NACRES:
NA.32

$120.00

Check Cart for Availability
​
Request a Bulk Order
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

product line

BioReagent

Quality Segment

100

assay

≥90% (HPLC)

form

solid

fluorescence

λex 512 nm; λem 567 nm (acid/neutral), λex 598 nm; λem 668 nm (basic)

suitability

suitable for fluorescence

SMILES string

OC(=O)c1ccc2c(c1)C(=O)OC23c4ccc5cc(O)ccc5c4Oc6c3ccc7cc(O)ccc67.OC(=O)c8ccc9C(=O)OC%10(c%11ccc%12cc(O)ccc%12c%11Oc%13c%10ccc%14cc(O)ccc%13%14)c9c8

InChI

1S/2C29H16O7/c30-17-4-6-19-14(11-17)1-9-23-25(19)35-26-20-7-5-18(31)12-15(20)2-10-24(26)29(23)22-8-3-16(27(32)33)13-21(22)28(34)36-29;30-17-4-7-19-14(11-17)2-9-22-25(19)35-26-20-8-5-18(31)12-15(20)3-10-23(26)29(22)24-13-16(27(32)33)1-6-21(24)28(34)36-29/h2*1-13,30-31H,(H,32,33)

InChI key

ANUHNEJUELPITC-UHFFFAOYSA-N

Application

5(6)-Carboxynaphthofluorescein (CNF) may be used as an intravesicular pH-sensitive probe for the detection of activity, selectivity and cooperativity of ion channels such as gramicidin A.

Compare Similar Items

View Full Comparison

Show Differences

1 of 1

This Item
469354694046950
5(6)-Carboxynaphthofluorescein BioReagent, suitable for fluorescence, ≥90% (HPLC)

Sigma-Aldrich

21932

5(6)-Carboxynaphthofluorescein

6-[Fluorescein-5(6)-carboxamido]hexanoic acid suitable for fluorescence, ≥90% (HPCE)

Sigma-Aldrich

46935

6-[Fluorescein-5(6)-carboxamido]hexanoic acid

6-[Fluorescein-5(6)-carboxamido]hexanoic acid N-hydroxysuccinimide ester suitable for fluorescence, ≥75% (HPLC)

Sigma-Aldrich

46940

6-[Fluorescein-5(6)-carboxamido]hexanoic acid N-hydroxysuccinimide ester

Fluorescein 5(6)-isothiocyanate BioReagent, suitable for fluorescence, mixture of 2 components, ≥90% (HPLC)

Sigma-Aldrich

46950

Fluorescein 5(6)-isothiocyanate

suitability

suitable for fluorescence

suitability

suitable for fluorescence

suitability

suitable for fluorescence

suitability

suitable for fluorescence

fluorescence

λex 512 nm; λem 567 nm (acid/neutral), λex 598 nm; λem 668 nm (basic)

fluorescence

λex 491 nm; λem 515 nm in 0.1 M Tris pH 9.0

fluorescence

λex 490 nm; λem 514 nm (pH 8.2), λex 491 nm; λem 515 nm in 0.1 M Tris pH 9.0

fluorescence

λex 492 nm; λem 518 nm in 0.1 M phosphate pH 8.0

form

solid

form

solid

form

solid

form

powder

assay

≥90% (HPLC)

assay

≥90% (HPCE)

assay

≥75% (HPLC)

assay

≥90% (HPLC)

Quality Level

100

Quality Level

200

Quality Level

100

Quality Level

100

product line

BioReagent

product line

-

product line

-

product line

BioReagent

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
BCCK9395
BCCD2352
BCBW8708
BCBW3158
BCBT9341

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

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

Visit the Document Library

D A Jankowska et al.
Biosensors & bioelectronics, 87, 312-319 (2016-08-31)
Aging population and longer life expectancy are the main reasons for an increasing number of patients with wound problems. Although the interest in wound care increases continuously, wound management still remains a challenge mainly due to the higher occurrence of
A Song et al.
Analytical chemistry, 69(5), 863-867 (1997-03-01)
A fast and durable ratiometric pH microoptode that is highly accurate, precise, sensitive, reversible, and reproducible over the physiological ranges of pH, ionic strength, and temperature has been developed. The sensing site consists of 5 (and 6)-carboxynaphthofluorescein (CNF) entrapped in
M Ramanathan et al.
Biosensors & bioelectronics, 22(12), 3001-3007 (2007-02-03)
The aim of the present work is to develop an evanescence wave array biosensor exploiting the "kinetic" approach of enzymatic reaction and further detection of the reaction products via pH sensitive fluorophore reporter. To demonstrate the feasibility of this approach
View All Related Papers

Global Trade Item Number

SKUGTIN
21932-100MG-F04061832531557
21932-25MG-F04061833276921

Questions

Reviews

No rating value

Active Filters