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Benzocaine(94-09-7)

Benzocaine(94-09-7)
Product IdentificationBack to Contents
【Product Name】

Benzocaine
【Synonyms】

Americaine
Ethyl 4-aminobenzoate
Ethyl aminobenzoate
Ethyl p-aminobenzenecarboxylate
Norcaine
Ora-jel
【CAS】

94-09-7
【Formula】

C9H11NO2
【Molecular Weight】

165.19
【EINECS】

202-303-5
【RTECS】

DG2450000
【RTECS Class】

Agricultural Chemical and Pesticide; Human Data; Primary Irritant
【Merck】

13,1087
【Beilstein/Gmelin】

638434
【Beilstein Reference】

4-14-00-01129
【EC Class】

sensitizing
Physical and Chemical PropertiesBack to Contents
【Appearance】

White powder.
【Solubility in water】

Insoluble
【Melting Point】

89 - 90
【Boiling Point】

311
【Vapor Pressure】

0.0006 (25 C)
【Density】

0.4 g/L
【pKa/pKb】

11.49 (pKb)
【Partition Coefficient】

2.49
【Heat Of Vaporization】

55.2 kJ/mol
【Usage】

Local anesthetic.
【Refractive Index】

1.5502
First Aid MeasuresBack to Contents
【Ingestion】

If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid.
【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 eyelids. Get medical aid immediately.
Handling and StorageBack to Contents
【Storage】

Keep container closed when not in use. Store in a cool, dry, well-ventilated area away from incompatible substances.
【Handling】

Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
Hazards IdentificationBack to Contents
【Ingestion】

May cause gastrointestinal irritation with nausea, vomiting and diarrhea.
【Inhalation】

May cause respiratory tract irritation.
【Skin】

May cause skin irritation. May cause contact dermatitis.
【Eyes】

May cause eye irritation.
【EC Risk Phrase】

R 43
【EC Safety Phrase】

S 22 24/25
Exposure Controls/Personal ProtectionBack to Contents
【Personal Protection】

Eyes: 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. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
【Respirators】

Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
【Poison Class】

4
Fire Fighting MeasuresBack to Contents
【Flash Point】

164
【Autoignition】

>450
【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.
Accidental Release MeasuresBack to Contents
【Small spills/leaks】

Clean up spills immediately, using the appropriate protective equipment. Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal. Provide ventilation.
Stability and ReactivityBack to Contents
【Incompatibilities】

Oxidizing agents, reducing agents, acids, bases.
【Stability】

Stable under normal temperatures and pressures.
【Decomposition】

Nitrogen oxides, carbon monoxide, irritating and toxic fumes and gases, carbon dioxide, nitrogen.
Transport InformationBack to Contents
【HS Code】

2922 49 95
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