676-58-4
| Name | Methylmagnesium chloride |
| CAS | 676-58-4 |
| EINECS(EC#) | 211-629-7 |
| Molecular Formula | CH3ClMg |
| MDL Number | MFCD00000468 |
| Molecular Weight | 74.79 |
| MOL File | 676-58-4.mol |
Chemical Properties
| Definition | Available as a solutionin tetrahydrofuran. |
| Appearance | dark brown solution |
| Boiling point | 66 °C |
| density | 1.013 g/mL at 25 °C |
| vapor pressure | 200 hPa ( 20 °C) |
| Fp | −1 °F |
| storage temp. | Flammables + water-Freezer (-20°C)e area |
| solubility | Miscible with diethyl ether and tetrahydrofuran. |
| form | Liquid |
| color | Pale brown to dark green |
| PH | >7 (20°C in H2O) |
| explosive limit | 1.5% (v/v) THF) |
| Water Solubility | reacts |
| Sensitive | Air & Moisture Sensitive |
| BRN | 3587199 |
| Exposure limits | ACGIH: TWA 50 ppm; STEL 100 ppm (Skin) OSHA: TWA 200 ppm(590 mg/m3) NIOSH: IDLH 2000 ppm; TWA 200 ppm(590 mg/m3); STEL 250 ppm(735 mg/m3) |
| InChI | 1S/CH3.ClH.Mg/h1H3;1H;/q;;+1/p-1 |
| InChIKey | RQNMYNYHBQQZSP-UHFFFAOYSA-M |
| SMILES | C[Mg]Cl |
Safety Data
| Symbol(GHS) |     GHS02,GHS05,GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H261-H318-H225-H260-H302-H314-H335-H351 |
| Precautionary statements | P305+P351+P338-P309-P310-P210-P231+P232-P280-P370+P378-P402+P404-P403+P235-P231+232 |
| Hazard Codes | F,C |
| Risk Statements | |
| Safety Statements | |
| RIDADR | UN 3399 4.3/PG 2 |
| WGK Germany | 1 |
| F | 1-3-10 |
| Autoignition Temperature | 609 °F |
| TSCA | Yes |
| HazardClass | 4.3 |
| PackingGroup | I |
| HS Code | 29319090 |
| Storage Class | 4.3 - Hazardous materials which set free flammable gases upon contact with water |
| Hazard Classifications | Carc. 2 Eye Dam. 1 Flam. Liq. 2 Skin Corr. 1B STOT SE 3 Water-react 1 |
| Hazardous Substances Data | 676-58-4(Hazardous Substances Data) |