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
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Tetraisopropyl methylenediphosphonate(1660-95-3)

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
Tetraisopropyl methylenediphosphonate
Synonyms
2-[Di(propan-2-yloxy)phosphorylmethyl-propan-2-yloxyphosphoryl]oxypropane
Methylenediphosphonic acid tetraisopropyl ester
Phosphonic acid, methylenebis-, tetrakis(1-methylethyl) ester
Tetraisopropyl methylenebisphosphonate
CAS
1660-95-3
Formula
C13H30O6P2
Molecular Weight
344.33
EINECS
216-765-0
Beilstein/Gmelin
1080180

Physical and Chemical Properties

Appearance
Colorless to light yellow liquid with a mild odor.
Solubility in water
Insoluble
Boiling Point
90 - 92 (0.01 torr)
Density
1.08 g/cm3
Vapor Density
11.53
Refractive Index
1.4325 (20 C)

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
Get medical aid. 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 lids. Get medical aid.

Handling and Storage

Storage
Store in a cool, dry place. Store in a tightly closed container.
Handling
All chemicals should be considered hazardous. Avoid direct physical contact. Use appropriate, approved safety equipment. Untrained individuals should not handle this chemical or its container. Handling should occur in a chemical fume hood.

Hazards Identification

Ingestion
May cause irritation.
Inhalation
May cause irritation.
Skin
May cause irritation.
Eyes
May cause eye irritation and possible damage.
EC Risk Phrase
R 41
EC Safety Phrase
S 26 36/37/39

Exposure Controls/Personal Protection

Personal Protection
Use appropriate protective gloves and clothing. Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166.
Respirators
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.

Fire Fighting Measures

Flash Point
159
Fire Fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. In case of fire use water spray, dry chemical, carbon dioxide, or chemical foam.

Accidental Release Measures

Small spills/leaks
Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container.

Stability and Reactivity

Incompatibilities
Keep away from strong oxidizing agents, strong reducing agents, strong acids, strong bases.
Stability
Stable.
Decomposition
Phosphine, carbon monoxide, oxides of phosphorus, carbon dioxide.
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