METHYLMERCURY(II) HYDROXIDE

CAS NO.：1184-57-2
Empirical Formula: CH4HgO
Molecular Weight: 232.63
MDL number: MFCD00013924
EINECS: 214-667-2
SAFETY DATA SHEET (SDS)
Update Date: 2023-04-23 13:52:06

What is METHYLMERCURY(II) HYDROXIDE?

Chemical properties

usually provided as a colourless aqueous solution

The Uses of METHYLMERCURY(II) HYDROXIDE

Methyl mercury(II) hydroxide is used as defoliant and epoxidation catalyst, as denaturing agent.

General Description

Greenish-white powder or flakes with an unpleasant odor.

Air & Water Reactions

METHYLMERCURY(II) HYDROXIDE is sensitive to air and light. Slightly soluble in water.

Reactivity Profile

METHYLMERCURY(II) HYDROXIDE is incompatible with oxidizing materials, acid and acid fumes.

Fire Hazard

Flash point data for METHYLMERCURY(II) HYDROXIDE are not available. METHYLMERCURY(II) HYDROXIDE is probably combustible.

Safety Profile

Poison by intraperitoneal route. An experimental teratogen. Experimental reproductive effects. Human mutation data reported. When heated to decomposition it emits toxic fumes of Hg.

Properties of METHYLMERCURY(II) HYDROXIDE

Melting point:	137°C
Boiling point:	39.8°C
RTECS	OW4900000
form	Liquid
color	Colorless
Water Solubility	Slightly soluble in water.
Exposure limits	ACGIH: TWA 0.01 mg/m3; STEL 0.03 mg/m3 (Skin) OSHA: Ceiling 0.04 mg/m3 NIOSH: IDLH 2 mg/m3; IDLH 10 mg/m3; TWA 0.01 mg/m3; TWA 0.05 mg/m3; STEL 0.03 mg/m3; Ceiling 0.1 mg/m3
Stability:	Stable. Incompatible with oxidizing agents, alkalis, acids, alkali earth metals, reactive inorganic and organic compounds.
CAS DataBase Reference	1184-57-2
EPA Substance Registry System	Methymercury hydroxide (1184-57-2)

Safety information for METHYLMERCURY(II) HYDROXIDE

Pictogram(s)	Skull and Crossbones Acute Toxicity GHS06 Health Hazard GHS08 Environment GHS09
GHS Hazard Statements	H300:Acute toxicity,oral H311:Acute toxicity,dermal H331:Acute toxicity,inhalation H373:Specific target organ toxicity, repeated exposure H401:Hazardous to the aquatic environment, acute hazard H411:Hazardous to the aquatic environment, long-term hazard
Precautionary Statement Codes	P260:Do not breathe dust/fume/gas/mist/vapours/spray. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P405:Store locked up.