| Name | METHYLMERCURY(II) CHLORIDE |
| Synonyms | chloromethyl-mercur (CHLOROMERCURI)METHANE METHYLMERCURIC CHLORIDE METHYLMERCURY(II) CHLORIDE |
| CAS | 115-09-3 |
| EINECS | 204-064-2 |
| Molecular Formula | CH3ClHg |
| Molar Mass | 251.08 |
| Density | 4.063 |
| Melting Point | 170-173 °C(lit.) |
| Boling Point | 241.73°C (estimate) |
| Water Solubility | Soluble in organic solvents, alcohol and acetone. Slightly soluble in water. Insoluble in benzene |
| Solubility | 4.063 |
| Appearance | Liquid |
| Color | Clear |
| BRN | 3600218 |
| Stability | Stable. Incompatible with strong oxidizing agents. |
| Risk Codes | R26/27/28 - Very toxic by inhalation, in contact with skin and if swallowed. R33 - Danger of cumulative effects R50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
| Safety Description | S13 - Keep away from food, drink and animal foodstuffs. S28 - After contact with skin, wash immediately with plenty of soap-suds. S36 - Wear suitable protective clothing. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S60 - This material and its container must be disposed of as hazardous waste. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. |
| UN IDs | UN 2025 6.1/PG 2 |
| WGK Germany | 3 |
| RTECS | OW1225000 |
| HS Code | 28521000 |
| Hazard Class | 6.1 |
| Packing Group | II |
| EPA chemical information | Methylmercury chloride (115-09-3) |
| category | toxic substances |
| Toxicity classification | highly toxic |
| acute toxicity | oral-rat LD50: 29.915 mg/kg; Oral-mouse LD50: 57.6 mg/kg |
| flammability hazard characteristics | Thermal decomposition of highly toxic mercury-containing vapor |
| storage and transportation characteristics | The warehouse is ventilated and dry at low temperature; it is stored and transported separately from acids, oxidants, and food |
| fire extinguishing agent | water, sand, foam |
| occupational standards | TLV-TWA 0.01 mg (mercury)/m3; STEL 0.03 mg (mercury)/m3 |
| toxic substance data | 115-09-3(Hazardous Substances Data) |