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 Transport Information
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Chloropentafluoroethane(76-15-3)

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 Transport Information

Product Identification

Product Name
Chloropentafluoroethane
Synonyms
1-Chloro-1,1,2,2,2-pentafluoroethane
Refrigerant gas R-115
CAS
76-15-3
Formula
C2ClF5
Molecular Weight
154.47
EINECS
200-938-2
RTECS
KH7877500
RTECS Class
Other
Beilstein/Gmelin
1740329
Beilstein Reference
4-01-00-00129

Physical and Chemical Properties

Appearance
Chloropentafluoroethane is a colorless odorless gas with an ether-like odor.
Solubility in water
60 mg/L
Melting Point
-141.7
Boiling Point
-39.1
Vapor Pressure
6860 (25 C)
Density
liquid density g/cm3 (25 C) = 1.291
Heat Of Vaporization
19.42 kJ/mol
Usage
Refrigerant (former use).
Vapor Density
8.37
Refractive Index
1.2678 (20 C)

First Aid Measures

Ingestion
These substances may cause frostbite to the upper airway and gastrointestinal tract after ingestion. Administer oxygen and manage airway as clinically indicated. Emesis, activated charcoal, and gastric lavage are not recommended.
Inhalation
Provide a quiet calm atmosphere to prevent adrenaline surge if the patient is seen before the onset of cardiac arrhythmias. Minimize physical exertion.
Skin
Remove contaminated clothing and wash exposed area thoroughly with soap and water. A physician should examine the area if irritation or pain persists. If frostbite has occurred, refer to dermal treatment in the main body of this document for rewarming.
Eyes
Irrigate exposed eyes with copious amounts of tepid water for at least 15 minutes. If irritation, pain, swelling, lacrimation, or photophobia persist, the patient should be seen in a health care facility. Ophthamologic consultation should be obtained in any symptomatic patients.

Handling and Storage

Storage
Keep separated from incompatible substances. Protect from physical damage and heat. Containers may rupture or explode if exposed to heat.
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
Pulmonary irritation, bronchial constriction, cough, dyspnea, and chest tightness may develop after inhalation. Chronic pulmonary hyperreactivity may occur. Adult respiratory distress syndrome has been reported following acute inhalational exposures. Pulmonary edema is an autopsy finding in fatal cases.
Skin
Dermal contact may result in defatting, irritation or contact dermatitis. Severe frostbite has been reported as an effect of freon exposure. Injection causes transient pain, erythema and edema.
Eyes
EYES - Eye irritation occurs with ambient exposure. Frostbite of the lids may be severe. NOSE - Nasal irritation occurs with ambient exposure. THROAT - Irritation occurs. Frostbite of the lips, tongue, buccal mucosa and hard palate developed in a man after deliberate inhalation.
Ingestion
Nausea may develop. Ingestion of a small amount of trichlorofluoromethane resulted in necrosis and perforation of the stomach in one patient.
Hazards
Containers may explode when heated. Ruptured cylinders may rocket.
UN (DOT)
1020

Exposure Controls/Personal Protection

Personal Protection
Neoprene gloves, protective clothing, and eye protection minimize risk of topical contact. Degreasing effect on skin can be treated with lanolin ointment. Quick drench facilities and/or eyewash fountains should be provided within the immediate work area for emergency use where there is any possibility of exposure to liquids that are extremely cold or rapidly evaporating.
Respirators
Wear positive pressure self-contained breathing apparatus (SCBA).
Exposure Effects
Headache, dizziness, and disorientation are common. Cerebral edema may be found on autopsy.
Exposure limit(s)
TLV: 1000 ppm; 6320 mg/m3 as TWA (ACGIH 1997). NIOSH REL: TWA 1000 ppm (6320 mg/m3)
Poison Class
5

Fire Fighting Measures

Flash Point
70.4
Fire Fighting
Extinguish fire using agent suitable for type of surrounding fire. (Material itself does not burn or burns with difficulty.) Cool all affected containers with flooding quantities of water. Apply water from as far a distance as possible.
Fire Potential
May burn but does not ignite readily.

Accidental Release Measures

Small spills/leaks
Attempt to stop leak if without undue personnel hazard.

Stability and Reactivity

Stability
Has good thermal stability.
Incompatibilities
Incompatible with the following: Alkalis, alkaline earth metals (e.g., aluminum powder, sodium, potassium, zinc).
Decomposition
Under certain conditions, fluorocarbon vapors may decompose on contact with flames or hot surfaces, creating the potential hazard of inhalation of toxic decomposition products. Fluorocarbons when heated to decomposition it emits toxic fumes of hydrogen fluoride and hydrogen chloride.
Combustion Products
All fluorocarbons will undergo thermal decomposition when exposed to flame or red-hot metal.

Transport Information

UN Number
1020
Hazard Class
2.2