Potassium, chunks, in mineral oil, 98%

Codice prodotto. 15498979

Marca: Thermo Scientific Alfa Aesar L13267.14

Descrizione

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.

Specifica

Identificatori chimici

• CAS: 9-7-7440
• Molecular Formula: K
• Molecular Weight (g/mol): 39.10
• MDL Number: MFCD00133776
• InChI Key: ZLMJMSJWJFRBEC-UHFFFAOYSA-N
• Synonym: 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]

• Color: Gray-Silver
• Melting Point: 63°C to 64°C
• Boiling Point: 765°C to 770°C
• Density: 0.860 g/mL
• Quantity: 25 g
• Odor: Odorless
• Sensitivity: Air and moisture sensitive
• Form: Solid
• UN Number: UN2257
• Merck Index: 14,7604
• Solubility Information: Reacts with water.
• Formula Weight: 39.1
• Percent Purity: 98%
• Chemical Name or Material: Potassium, chunks, in mineral oil

Sicurezza e movimentazione

Identificativo prodotto

• Potassium, chunks, in mineral oil

Avvertenza

• Danger

Categoria di pericolo

• Serious eye damage/eye irritation Category 1
• Skin corrosion/irritation Category 1 B
• Substance which\, in contact with water\, emits flammable gases Category 1

Indicazioni di pericolo

• H260-In contact with water releases flammable gases which may ignite spontaneously.
• H314-Causes severe skin burns and eye damage.
• H318-Causes serious eye damage.
• EUH014-Reacts violently with water.

Consigli di prudenza

• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
• P310-Immediately call a POISON CENTER/doctor/.
• P402+P404-Store in a dry place. Store in a closed container.

Informazioni supplementari

• MIXTURE LIST-Contains : Potassium

SDS

RUO – Research Use Only