| Product Identification | Back to Contents | 【Product Name】
Methyl malonate | 【Synonyms】
Dimethyl 1,3-propanedioate
Dimethyl propanedioate
Malonic acid, dimethyl ester
Methyl malonate
Propanedioic acid, dimethyl ester | 【CAS】
108-59-8 | 【Formula】
C5H8O4 | 【Molecular Weight】
132.12 | 【EINECS】
203-597-8 | 【RTECS】
OO0950000 | 【RTECS Class】
Primary Irritant | 【Merck】
12,6169 | 【Beilstein/Gmelin】
774261 | 【Beilstein Reference】
4-02-00-01880 |
| Physical and Chemical Properties | Back to Contents | 【Appearance】
Clear, colorless liquid. | 【Solubility in water】
Very soluble | 【Melting Point】
-62 | 【Boiling Point】
181 | 【Vapor Pressure】
45 (101 C) | 【Density】
1.1722 g/cm3 (0 C) | 【pKa/pKb】
11.79 (pKa) | 【Heat Of Vaporization】
61.88 kJ/mol | 【Heat Of Combustion】
-2313 kJ/mol | 【Usage】
A common reagent for organic synthesis. | 【Refractive Index】
1.4149 (20 C) |
| First Aid Measures | Back to Contents | 【Ingestion】
Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water. | 【Inhalation】
Remove from exposure to fresh air immediately. | 【Skin】
Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. | 【Eyes】
Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. |
| Handling and Storage | Back to Contents | 【Storage】
Store in a cool, dry place. Keep container closed when not in use. | 【Handling】
Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation. |
| Exposure Controls/Personal Protection | Back to Contents | 【Personal Protection】
Eyes: Wear safety glasses and chemical goggles if splashing is possible. Skin: Wear appropriate protective gloves and clothing to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin. | 【Respirators】
Wear a NIOSH/MSHA or European Standard EN 149 approved full-facepiece airline respirator in the positive pressure mode with emergency escape provisions. | 【Exposure Effects】
The toxicological properties of this material have not been investigated. | 【Poison Class】
4 |
| Fire Fighting Measures | Back to Contents | 【Flash Point】
90 | 【Autoignition】
440 | 【Fire Fighting】
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Extinguishing media: Use agent most appropriate to extinguish fire. | 【Upper exp. limit】
17.4 | 【Lower exp. limit】
1.3 |
| Accidental Release Measures | Back to Contents | 【Small spills/leaks】
Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container. Clean up spills immediately, using the appropriate protective equipment. |
| Stability and Reactivity | Back to Contents | 【Disposal Code】
1 | 【Incompatibilities】
Acids - bases - oxidizing agents - reducing agents. | 【Stability】
Stable under normal temperatures and pressures. | 【Decomposition】
Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide. |
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