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  8. Potassium, chunks, in mineral oil, 98%

Potassium, chunks, in mineral oil, 98%

Codice prodotto. 15498979
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Codice prodotto. 15498979 Fornitore Thermo Scientific Alfa Aesar N. del fornitore L13267.14
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Description

CAS: 7440-09-7 | K | 39.10 g/mol

Potassium forms a blue solution in tetrahydrofoliate which is used for the ? -monoalkylation of -lactones in the presence of 18-crown-6. It is used for generation of potassium ethoxide in solution, for use in the Birch reduction of an aromatic ring, for preparation of potassium amide,

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
Potassium forms a blue solution in tetrahydrofoliate which is used for the ɑ -monoalkylation of -lactones in the presence of 18-crown-6. It is used for generation of potassium ethoxide in solution, for use in the Birch reduction of an aromatic ring, for preparation of potassium amide,

Solubility
Reacts with water.

Notes
Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Handle and store under inert gas. Incompatible with strong oxidizing agents.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 9-7-7440
Formula molecolare K
Molecular Weight (g/mol) 39.10
Numero MDL MFCD00133776
InChI Key ZLMJMSJWJFRBEC-UHFFFAOYSA-N
Sinonimo kalium, potassium, metal, potassium, liquid alloy, unii-rwp5ga015d, rwp5ga015d, hsdb 698, monopotassium, potasio, mono-potassium, atom
PubChem CID 5462222
ChEBI CHEBI:26216
IUPAC Name potassium
SMILES [K]

Specifications

Materiale o nome chimico Potassium
Colore Gray-Silver
Nota nome chunks, in mineral oil
Punto di fusione 63°C to 64°C
Punti di ebollizione 765°C to 770°C
Densità 0.860 g/mL
Quantità 25 g
Odore Odorless
Sensibilità Air and moisture sensitive
Forma Solid
Numero UN UN2257
Indice di Merck 14,7604
Informazioni di solubilità Reacts with water.
Peso formulazione 39.1
Percent Purity 98%
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Safety and Handling

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Product Identifier
  • Potassium, chunks, in mineral oil
 Signal Word
  • Pericolo
 Hazard Category
  • Lesione oculare grave/irritazione oculare Categoria 1
  • Corrosione/irritazione della pelle Categoria 1B
  • Sostanza che, a contatto con l'acqua, sviluppa gas infiammabili Categoria 1
 Hazard Statement
  • H260-A contatto con l'acqua libera gas infiammabili che possono infiammarsi spontaneamente.
  • H314-Provoca gravi ustioni cutanee e gravi lesioni oculari.
  • H318-Provoca gravi lesioni oculari.
  • EUH014-Reagisce violentemente con l'acqua.
 Precautionary Statement
  • P280-Indossare guanti/indumenti protettivi/Proteggere gli occhi/il viso.
  • P301+P330+P331-IN CASO DI INGESTIONE: sciacquare la bocca. NON provocare il vomito.
  • P305+P351+P338-IN CASO DI CONTATTO CON GLI OCCHI: sciacquare accuratamente per parecchi minuti. Togliere le eventuali lenti a contatto se è agevole farlo. Continuare a sciacquare.
  • P310-Contattare immediatamente un CENTRO ANTIVELENI/un medico .
  • P402+P404-Conservare in luogo asciutto e in recipiente chiuso.
 Supplemental information
  • MIXTURE LIST-Contain: Potassium
SDS

RUO – Research Use Only

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