Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Exposure Controls/Personal Protection Fire Fighting Measures Accidental Release Measures Stability and Reactivity Transport Information Hazards Identification
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Methyl malonate(108-59-8)

Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Exposure Controls/Personal Protection Fire Fighting Measures Accidental Release Measures Stability and Reactivity Transport Information Hazards Identification

Product Identification

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

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

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

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

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

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

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

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.

Transport Information

HS Code
2917 19 10

Hazards Identification

EC Safety Phrase
S 23 24/25
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