Alfa Aesar™ Potassium, chunks, in mineral oil, 98%


Overview
Brand: Alfa Aesar™

Manufacturer Part Number: L13267.22

UNSPSC: 12141804

Code: NEW

Additional Details:
Additional Details: CAS Number: 7440-09-7 Weight: 0.10000kg


Quantity 100g

Product Code. 15408989

Quantity Price
1 £ 165.36 / 100g
Estimated Shipment date
from Supplier 11-04-2017
Add to basket


Description and Specification

Chemical Identifiers

Chemical Name or Material Potassium
CAS 7440-09-7
Name Note chunks, in mineral oil
Formula Weight 39.1
MDL Number MFCD00133776
UN Number UN2257
Merck Index 14,7604

Specification

Melting Point 63° to 64°C
Formula Weight 39.1
Boiling Point 765° to 770°C
Health Hazard 3 GHS P Statement
P231+P232-P260-P303+P361+P353-P305+P351+P338-P405-P501a
Handle under inert gas.
Protect from moisture.
Do not breathe dust/fume/gas/mist/vapors/spray.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing.
Rinse skin with water/shower.
IF IN EYES: Rinse cautiously with water for several minutes.
Remove contact lenses, if present and easy to do.
Continue rinsing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
Sensitivity Air & Moisture Sensitive
RTECS Number TS6460000
Name Note chunks, in mineral oil
DOT Information Transport Hazard Class: 4.3; Packaging Group: I; Proper Shipping Name: POTASSIUM
MDL Number MFCD00133776
CAS 7440-09-7
Health Hazard 2 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.
Color Silver/gray
Density 0.860g/mL
Chemical Name or Material Potassium
Assay 98%
UN Number UN2257
Merck Index 14,7604
Quantity 100g
Physical Form Solid
TSCA TSCA
Health Hazard 1 Danger
Odor Odorless

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.

Documentation

Technical documents

Safety and Handling

Danger

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.

GHS P Statement
P231+P232-P260-P303+P361+P353-P305+P351+P338-P405-P501a
Handle under inert gas.
Protect from moisture.
Do not breathe dust/fume/gas/mist/vapors/spray.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing.
Rinse skin with water/shower.
IF IN EYES: Rinse cautiously with water for several minutes.
Remove contact lenses, if present and easy to do.
Continue rinsing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.