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Calconcarboxylic acid, Thermo Scientific Chemicals
66.23 EUR - 212.06 EUR
Chemical Identifiers
CAS | 3737-95-9 |
---|---|
Molecular Formula | C21H14N2O7S |
Molecular Weight (g/mol) | 438.41 |
MDL Number | MFCD00004078 |
InChI Key | ULIVOAKVRBXKKS-PYCFMQQDSA-N |
Synonym | 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 |
PubChem CID | 5895210 |
IUPAC Name | 3-hydroxy-4-[(2Z)-2-(2-oxo-4-sulfonaphthalen-1-ylidene)hydrazinyl]naphthalene-2-carboxylic acid |
SMILES | C1=CC=C2C(=C1)C=C(C(=C2NN=C3C4=CC=CC=C4C(=CC3=O)S(=O)(=O)O)O)C(=O)O |
Product Code | Brand | Quantity | Price | Quantity & Availability | |||||
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Product Code | Brand | Quantity | Price | Quantity & Availability | |||||
11475447
|
Thermo Scientific Alfa Aesar
B23459.09 |
10 g |
66.23 EUR
10g |
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11485447
|
Thermo Scientific Alfa Aesar
B23459.18 |
50 g |
212.06 EUR
50g |
Please sign in to purchase this item. Need a web account? Register with us today! | |||||
Description
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.
ApplicationsCalconcarboxylic 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.
Chemical Identifiers
3737-95-9 | |
438.41 | |
ULIVOAKVRBXKKS-PYCFMQQDSA-N | |
5895210 | |
C1=CC=C2C(=C1)C=C(C(=C2NN=C3C4=CC=CC=C4C(=CC3=O)S(=O)(=O)O)O)C(=O)O |
C21H14N2O7S | |
MFCD00004078 | |
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 | |
3-hydroxy-4-[(2Z)-2-(2-oxo-4-sulfonaphthalen-1-ylidene)hydrazinyl]naphthalene-2-carboxylic acid |
Specifications
3737-95-9 | |
C21H14N2O7S | |
727492 | |
Soluble in water,ethanol,sodium hydroxide and methanol. | |
C1=CC=C2C(=C1)C=C(C(=C2NN=C3C4=CC=CC=C4C(=CC3=O)S(=O)(=O)O)O)C(=O)O | |
438.41 | |
438.42 |
∼300°C (decomposition) | |
MFCD00004078 | |
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 | |
ULIVOAKVRBXKKS-PYCFMQQDSA-N | |
3-hydroxy-4-[(2Z)-2-(2-oxo-4-sulfonaphthalen-1-ylidene)hydrazinyl]naphthalene-2-carboxylic acid | |
5895210 | |
Calconcarboxylic acid |
Safety and Handling
GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c
H315-H319-H335
missing translation for 'einecsNumber' : 223-117-0
missing translation for 'tsca' : Yes
Recommended Storage : Ambient temperatures
- Calconcarboxylic acid, 94% (dry wt.), water <10%
Signal Word
- Warning
Hazard Category
- Serious eye damage/eye irritation Category 2
- Specific target organ toxicity Category 3
- Skin corrosion/irritation Category 2
Hazard Statement
- H315-Causes skin irritation.
- H319-Causes serious eye irritation.
- H335-May cause respiratory irritation.
Precautionary Statement
- P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
- P280-Wear protective gloves/protective clothing/eye protection/face protection.
- P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
- P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
- P405-Store locked up.
- P501-Dispose of contents/container to in accordance with local/regional/national/international regulations..
RUO – Research Use Only
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