Calconcarboxylic acid

CAS: 3737-95-9 | C21H14N2O7S | 438.41 g/mol

Catalog Number	Quantity
ALFB23459.09	10 g

Catalog number ALFB23459.09

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Specifications

Chemical Name or MaterialCalconcarboxylic acid

CAS3737-95-9

Health Hazard 1H315-H319-H335

Health Hazard 2GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.

Health Hazard 3P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c

Calconcarboxylic acid is used as an indicator for calcium titrations with ethylenediaminetetraacetic acid (EDTA) in the presence of magnesium.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Calconcarboxylic acid is used as an indicator for calcium titrations with ethylenediaminetetraacetic acid (EDTA) in the presence of magnesium.

Solubility
Soluble in water, ethanol, sodium hydroxide and methanol.

Notes
Incompatible with strong oxidizing agents.

RUO – Research Use Only

General References:

Indicator for complexometric determination of Ca in the presence of Mg: Anal. Chem., 28, 1026 (1956); Analyst, 106, 227 (1981).
Zhu, Z.; Zhu, X.; Shen, J.; Zhou, A.; Ni, M.; Jin, L.; Cong, W. A new fluorescent quenching method for the determination of phosphoproteins by using calconcarboxylic acid. Electrophoresis 2015, 36 (6), 924-929.
Peng, J.; Dong, N.; Dong, Y.; Pan, Z.; Li, W. Solubility, Metastable Zone Width, and Nucleation Kinetics of Boric Acid in the NaCl-KCl-CaCl₂-H₂O System. J. Chem. Eng. Data 2015, 60 (11), 3341-3346.