Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Hazards Identification Exposure Controls/Personal Protection Fire Fighting Measures Accidental Release Measures Stability and Reactivity
Home > 2,2-Dimethyl-1,3-dioxane-4,6-dione > 2,2-Dimethyl-1,3-dioxane-4,6-dione(2033-24-1)

2,2-Dimethyl-1,3-dioxane-4,6-dione(2033-24-1)

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

Product Identification

Product Name
2,2-Dimethyl-1,3-dioxane-4,6-dione
Synonyms
2,2-Dimethyl-1,3-dioxane-4,6-dione
2,2-Dimethyl-4,6-dioxo-m-dioxane
2,2-Dimethyl-m-dioxane-4,6-dione
Cyclic isopropylidene malonate
Isopropylidene malonate
Meldrumic acid
CAS
2033-24-1
Formula
C6H8O4
Molecular Weight
144.12
EINECS
217-992-8
RTECS
JH0800000
RTECS Class
Other
Merck
13,5839
Beilstein/Gmelin
117310
Beilstein Reference
5-19-05-00008

Physical and Chemical Properties

Appearance
Brown white solid.
Solubility in water
Very soluble
Melting Point
96
Boiling Point
305
Density
1.382 g/cm3
pKa/pKb
11.85 (pKa)
Partition Coefficient
.58

First Aid Measures

Ingestion
Get medical aid. Wash mouth out with water.
Inhalation
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Skin
Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
Eyes
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. 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 tightly closed container. Store in a dry area. Keep under a nitrogen blanket. Refrigerator (approx 4 C).
Handling
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.

Hazards Identification

Ingestion
The toxicological properties of this substance have not been fully investigated.
Inhalation
May cause respiratory tract irritation.
Skin
May cause skin irritation.
Eyes
May cause eye irritation.
EC Risk Phrase
R 36/38
EC Safety Phrase
S 26 36

Exposure Controls/Personal Protection

Personal Protection
Eyes: Wear chemical goggles. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear a chemical apron.
Respirators
A NIOSH/MSHA approved air purifying dust or mist respirator or European Standard EN 149.

Fire Fighting Measures

Fire Fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.

Accidental Release Measures

Small spills/leaks
Vacuum or sweep up material and place into a suitable disposal container.

Stability and Reactivity

Stability
No data.
Incompatibilities
Strong oxidizing agents.
Decomposition
Carbon monoxide, carbon dioxide.
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