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Potassium, chunks, in mineral oil, 98%, Thermo Scientific Chemicals
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.
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.
Specifications
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
UN Number
UN2257
Merck Index
14,7604
Solubility Information
Reacts with water.
Formula Weight
39.1
Percent Purity
98%
Hazard Category
H260-H314
Hazard Statement
GHS H Statement
H260-H314-H318
In contact with water releases flammable gases which may ignite spontaneously.
Causes severe skin burns and eye damage.
Causes serious eye damage.
Precautionary Statement
P223-P231+P232-P260-P264b-P280-P301+P330+P331-P303+P361+P353-P304+P340-P305+P351+P338-P310-P335+P334-P363-P370+P378q-P501c
DOTInformation
Transport Hazard Class: 4.3; Packaging Group: I; Proper Shipping Name: POTASSIUM
EINECSNumber
231-119-8
RTECSNumber
TS6460000
TSCA
Yes
Recommended Storage
Ambient temperatures; Store under Argon
RUO – Research Use Only
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