Skip to Content
Merck
CN
All Photos(2)

Documents

Safety Information

1.04595

Supelco

Calconcarboxylic acid

metal indicator

Sign Into View Organizational & Contract Pricing

Synonym(s):
Calconcarboxylic acid, Patton and Reeders Reagent, 2-Hydroxy-1-(2-hydroxy-4-sulfo-1-naphthylazo)-naphthalene-3-carboxylic acid
Empirical Formula (Hill Notation):
C21H14N2O7S · 2H2O
CAS Number:
Molecular Weight:
474.44
MDL number:
UNSPSC Code:
12352106
EC Index Number:
223-117-0
NACRES:
NB.21

Quality Level

form

solid

technique(s)

titration: suitable

mp

300 °C

bulk density

400 kg/m3

storage temp.

2-30°C

InChI

1S/C21H14N2O7S/c24-16-10-17(31(28,29)30)13-7-3-4-8-14(13)18(16)22-23-19-12-6-2-1-5-11(12)9-15(20(19)25)21(26)27/h1-10,24-25H,(H,26,27)(H,28,29,30)

InChI key

MVQBFZXBLLMXGS-UHFFFAOYSA-N

Related Categories

Application


  • Solid-state polymer membranes for simple, sensitive, and low-cost monitoring of mercury in water.: This study utilizes calconcarboxylic acid in solid-state polymer membranes to monitor mercury in water. The method offers a simple, sensitive, and cost-effective approach for environmental monitoring, highlighting the potential for widespread application in water quality assessment (Kallithrakas-Kontos et al., 2019).

  • A new fluorescent quenching method for the determination of phosphoproteins by using calconcarboxylic acid.: This research introduces a fluorescent quenching method using calconcarboxylic acid for the determination of phosphoproteins. The technique is significant for proteomics and biochemical research, providing a new tool for protein analysis (Zhu et al., 2015).

  • Formation of new non-oxido vanadium(IV) species in aqueous solution and in the solid state by tridentate (O, N, O) ligands and rationalization of their EPR behavior.: Calconcarboxylic acid is used as a ligand to form non-oxido vanadium(IV) species. This study enhances the understanding of vanadium chemistry and its potential applications in catalysis and materials science (Sanna et al., 2013).

  • Electrophoretic nanotechnology of composite electrodes for electrochemical supercapacitors.: This paper explores the use of calconcarboxylic acid in the fabrication of composite electrodes for supercapacitors. The findings are crucial for the development of high-performance energy storage devices (Su and Zhitomirsky, 2013).


Analysis Note

Appearance of solution: passes test
Water (according to Karl Fischer): ≤ 9
Suitability as indicator (for metal titration): passes test

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Information

新产品

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

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