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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Tris(2-methyl-1-aziridinyl)phosphine oxide (57-39-6)

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
Tris(2-methyl-1-aziridinyl)phosphine oxide
Synonyms
Aziridine, 1,1',1''-phosphinylidynetris[2-methyl-
Methyl aphoxide
Trimethylaziridinylphosphine oxide
Tris(2-methyl-1-aziridinyl)phosphine oxide
Tris(2-methylaziridin-1-yl)phosphine oxide
Tris(methylaziridinyl)phosphine oxide
CAS
57-39-6
Formula
C9H18N3OP
Molecular Weight
215.24
EINECS
200-326-5
RTECS
SZ1925000
RTECS Class
Agricultural Chemical and Pesticide; Tumorigen; Drug; Mutagen; Reproductive Effector
Merck
12,5998
Beilstein/Gmelin
1345447

Physical and Chemical Properties

Appearance
White to straw colored liquid with a strong ammonia-like odor.
Solubility in water
Soluble
Boiling Point
90
Vapor Pressure
1 (25 C)
Density
1.079 g/cm3 (25 C)
pKa/pKb
6.78 (pKb)
Usage
Chemosterilant.

First Aid Measures

Ingestion
Seek medical attention. If individual is drowsy or unconscious, do not give anything by mouth; place individual on the left side with the head down. Contact a physician, medical facility, or poison control center for advice about whether to induce vomiting. If possible, do not leave individual unattended.
Inhalation
If symptoms develop, move individual away from exposure and into fresh air. If symptoms persist, seek medical attention. If breathing is difficult, administer oxygen. Keep person warm and quiet; seek immediate medical attention.
Skin
Remove contaminated clothing. Wash exposed area with soap and water. If symptoms persist, seek medical attention. Launder clothing before reuse.
Eyes
If symptoms develop, immediately move individual away from exposure and into fresh air. Flush eyes gently with water for at least 15 minutes while holding eyelids apart; seek immediate medical attention.

Handling and Storage

Storage
Store in a cool, dry location - 18 C or below at all times.
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

Inhalation
Severely irritating, shortness of breath, decreased vital capacity, albuminara and sterility.
Skin
Causes burns.
Eyes
Contact may cause cornea damage.
Ingestion
Nausea, vomiting. See inhalation.

Exposure Controls/Personal Protection

Personal Protection
Chemical splash goggles in compliance with OSHA regulations are advised; however, OSHA regulations also permit other type safety glasses. Whre chemical resistant gloves. To prevent repeated or prolonged skin contact, wear impervious clothing and boots.
Respirators
NIOSH/MSHA approved respirator with an organic vapor cartridge.
Exposure Effects
Effects may be delayed.
Poison Class
1*

Fire Fighting Measures

Flash Point
150
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. Use agent most appropriate to extinguish fire.

Accidental Release Measures

Small spills/leaks
Use water spray to disperse vapors. Use water spray to protect workers. Wear full protective equipment during cleanup. For spills, spread absorbant over spill. Shovel material into approved collection drum.

Stability and Reactivity

Stability
Stable at normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents.
Decomposition
Nitrogen oxides and amines.
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