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Alfa Aesar™ Calconcarboxylic acid

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Quantity:
10g
50g
3737-95-9
C21H14N2O7S
438.41
MFCD00004078
ULIVOAKVRBXKKS-PYCFMQQDSA-N
calconcarboxylic acid,patton-reeder indicator,calconcarbonic acid,calcon 3-carboxylic acid,patton and reeder's indicator,2-hydroxy-1-2-hydroxy-4-sulfo-1-napthylazo-3-naphthoic acid,2,2'-dihydroxy-4'-sulpho-1,1'-azonaphthalene-3-carboxylic acid,2-naphthalenecarboxylic acid, 3-hydroxy-4-2-hydroxy-4-sulfo-1-naphthalenyl azo,nn
5895210
3-hydroxy-4-[(2Z)-2-(2-oxo-4-sulfonaphthalen-1-ylidene)hydrazinyl]naphthalene-2-carboxylic acid
C1=CC=C2C(=C1)C=C(C(=C2NN=C3C4=CC=CC=C4C(=CC3=O)S(=O)(=O)O)O)C(=O)O
3737-95-9
C21H14N2O7S
438.41
MFCD00004078
ULIVOAKVRBXKKS-PYCFMQQDSA-N
calconcarboxylic acid,patton-reeder indicator,calconcarbonic acid,calcon 3-carboxylic acid,patton and reeder's indicator,2-hydroxy-1-2-hydroxy-4-sulfo-1-napthylazo-3-naphthoic acid,2,2'-dihydroxy-4'-sulpho-1,1'-azonaphthalene-3-carboxylic acid,2-naphthalenecarboxylic acid, 3-hydroxy-4-2-hydroxy-4-sulfo-1-naphthalenyl azo,nn
5895210
3-hydroxy-4-[(2Z)-2-(2-oxo-4-sulfonaphthalen-1-ylidene)hydrazinyl]naphthalene-2-carboxylic acid
C1=CC=C2C(=C1)C=C(C(=C2NN=C3C4=CC=CC=C4C(=CC3=O)S(=O)(=O)O)O)C(=O)O
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.
Melting Point ~300°C (decomposition)
Quantity 10g
Beilstein 727492
Formula Weight 438.42
Chemical Name or Material Calconcarboxylic acid

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

GHS P Statement
P261-P280-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

Warning

TSCA : TSCA