ChemicalBook Product Catalog Organic Chemistry Organometallic compounds Organopotassium Potassium methoxide

Potassium methoxide

Chemical Properties

Melting point	-20°C
Boiling point	84°C
Density	0.95 g/mL at 20 °C
vapor pressure	0Pa at 25℃
refractive index	n20/D 1.37
Flash point	7°C
storage temp.	Store below +30°C.
solubility	Soluble in methanol and ethanol.
pka	15.17[at 20 ℃]
form	Liquid
Specific Gravity	0.95
color	Clear colorless
PH	12.8 (7g/l, H2O, 20℃)
Water Solubility	may decompose
Sensitive	Moisture Sensitive
Hydrolytic Sensitivity	7: reacts slowly with moisture/water
BRN	3551544
Exposure limits	ACGIH: TWA 200 ppm; STEL 250 ppm (Skin) OSHA: TWA 200 ppm(260 mg/m3) NIOSH: IDLH 6000 ppm; TWA 200 ppm(260 mg/m3); STEL 250 ppm(325 mg/m3)
Stability	Stable. Reacts violently with water. Moisture sensitive. Absorbs carbon dioxide from the air. Incompatible with acids, strong oxidizing agents, acid chlorides, acid anhydrides, alkali metals.
InChI	1S/CH3O.K/c1-2;/h1H3;/q-1;+1
InChIKey	BDAWXSQJJCIFIK-UHFFFAOYSA-N
SMILES	[K+].C[O-]
CAS DataBase Reference	865-33-8(CAS DataBase Reference)
EPA Substance Registry System	Methanol, potassium salt (865-33-8)

Hazard Codes	F,T,C
Risk Statements	11-14-34-67-65-63-48/20-39/23/24/25-38-23/24/25
Safety Statements	8-16-26-43-45-62-46-36/37/39-33-29-25
RIDADR	UN 3274 3/PG 2
WGK Germany	1
F	3-10-23
Autoignition Temperature	30 - 50 °C
TSCA	TSCA listed
HazardClass	4.2
PackingGroup	II
HS Code	29051900
Storage Class	4.2 - Pyrophoric and self-heating hazardous materials
Hazard Classifications	Self-heat. 1 Skin Corr. 1B