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LC5149 Potassium methylate
for synthesis

 

Order number Packaging Quantity Price €
AC32149 Glass bottle 100 g 18.45
AC32149 Glass bottle 250 g  39.15

 

Product information
Synonyms Potassium methoxide, Potassium methanolate
Hill Formula CH3KO
HS Code 2905 19 00
EC number 212-736-1
Molar mass 70.13 g/mol
EC index number 603-040-00-2
CAS number 865-33-8

 

Chemical and physical data
Ignition temperature 30 – 50 °C
Solubility (20 °C) (decomposition)
Molar mass 70.13 g/mol
Density 1.7 g/cm3
Bulk density 750 kg/m3
pH value 12.8 (7 g/l, H2O, 20 °C)

 

Safety information according to GHS
Hazard Statement(s) H251: Self-heating: may catch fire.
H314: Causes severe skin burns and eye damage.
EUH014: Reacts violently with water.
Precautionary Statement(s) 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.
Signal Word Danger
Hazard Pictogram(s)
|
RTECS
Storage class 4.2S Spontaneously Combustible Solids
WGK WGK 1 slightly water endangering
Disposal 13
Bases and alcoholates should be diluted if necessary by carefully stirring them into water and then neutralized (protective gloves, fume cupboard!) with hydrochloric acid (Cat. No. 100312). Before placing in container D, check the pH with pH universal indicator strips (Cat. No. 109535).

 

Safety information
R Phrase R 11-14-34
Highly flammable.Reacts violently with water.Causes burns.
S Phrase S 8-16-26-43-45
Keep container dry.Keep away from sources of ignition – No smoking.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.In case of fire, use fire-fighting equipment on basis class D.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
Categories of danger highly flammable, corrosive
Hazard Symbol Flammable
Corrosive

 

Transport information
Declaration (transport by sea) IMDG-Code UN 3206 ALKALI METAL ALCOHOLATES, SELF-HEATING, CORROSIVE, N.O.S.(POTASSIUM METHYLATE), 4.2 (8), II, Segregation Group: 18 (Alkalis)
Declaration (transport by air) IATA-DGR UN 3206 ALKALI METAL ALCOHOLATES, SELF-HEATING, CORROSIVE, N.O.S.(POTASSIUM METHYLATE), 4.2 (8), II

 

Specifications
Assay (acidimetric) ≥ 97 %
Free KOH ≤ 1 %
Identity (IR) passes test