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Calconcarbonsäure, Thermo Scientific Chemicals

Artikelnummer. 11475447
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Menge:
10 g
50 g
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10 Gramm
50 Gramm
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Codice prodotto. 11475447

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

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.

Anwendungen
Calconcarbonsäure wird als Indikator für Calciumtitrationen mit Ethylendiaminetraessigsäure (EDTA) in Gegenwart von Magnesium verwendet.

Löslichkeit
Löslich in Wasser, Ethanol, Natriumhydroxid und Methanol.

Hinweise
Nicht kompatibel mit starken Oxidationsmitteln.
TRUSTED_SUSTAINABILITY

Identificatori chimici

CAS 3737-95-9
Summenformel C21H14N2O7S
Molekulargewicht (g/mol) 438.41
MDL-Nummer MFCD00004078
InChI-Schlüssel 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]naphthalin-2-Carboxylsäure
SMILES C1=CC=C2C(=C1)C=C(C(=C2NN=C3C4=CC=CC=C4C(=CC3=O)S(=O)(=O)O)O)C(=O)O

Specifica

Chemischer Name oder Material Calconcarboxylic acid
Schmelzpunkt ∼300°C (decomposition)
Menge 10 g
Beilstein 727492
Löslichkeitsinformationen Soluble in water,ethanol,sodium hydroxide and methanol.
Formelmasse 438.42
compliance-icons
Identificativo prodotto
  • Calconcarboxylic acid, 94% (dry wt.), water <10%
Avvertenza
  • Achtung
Categoria di pericolo
  • Schwere Augenschädigung/Augenreizung Kategorie 2
  • Spezifische Zielorgan-Toxizität Kategorie 3
  • Hautreizende/-ätzende Wirkung Kategorie 2
Indicazioni di pericolo
  • H315-Verursacht Hautreizungen.
  • H319-Verursacht schwere Augenreizung.
  • H335-Kann die Atemwege reizen.
Consigli di prudenza
  • P261-Einatmen von Staub/Rauch/Gas/Nebel/Dampf/Aerosol vermei den.
  • P280-Schutzhandschuhe/Schutzkleidung/Augenschutz/Gesichtsschutz tragen.
  • P305+P351+P338-BEI KONTAKT MIT DEN AUGEN: Einige Minuten lang behutsam mit Wasser spülen. Vorhandene Kontaktlinsen nach Möglichkeit entfernen. Weiter spülen.
  • P304+P340-BEI EINATMEN: Die Person an die frische Luft bringen und für ungehinderte Atmung sorgen.
  • P405-Unter Verschluss aufbewahren.
  • P501-Inhalt/Behälter gemäß den örtlichen/regionalen/nationalen/internationalen Vorschriften. zuführen.

RUO – Research Use Only

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