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Thermo Scientific Chemicals Calconcarboxylic acid, indicator grade
Calconcarboxylic acid, indicator grade, Acros Organics, Quantity: 250g, Packaging: Glass bottle, Black to Purple, Grade: Extra Pure, Melting Point: 300 deg.C, Molecular Weight: 438.4, CAS: 3737-95-9, EINECS Number: 223-117-, Formula Weight: 438.4, Health Hazard 1: GHS Signal Word: Warning
Supplier: Thermo Scientific Chemicals 157310500
Description
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
IndicatorSpecifications
Calconcarboxylic acid | |
300°C | |
Authentic | |
C21H14N2O7S | |
50 g | |
Solubility in water: slightly soluble. Other solubilities: soluble in methanol and ethanol | |
C1=CC=C2C(=C1)C=C(C(=C2NN=C3C4=CC=CC=C4C(=CC3=O)S(=O)(=O)O)O)C(=O)O | |
438.4 | |
438.4 | |
Powder |
3737-95-9 | |
Black to Purple | |
Glass bottle | |
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 | |
Extra Pure |
Chemical Identifiers
3737-95-9 | |
438.4 | |
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 |
Safety and Handling
GHS H Statement
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
GHS P Statement
IF ON SKIN: Wash with plenty of soap and water.
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 kee
GHS Signal Word: Warning
EINECSNumber : 223-117-
RUO – Research Use Only