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Isoamyl acetate																				Related Pages
Synonyms & Trade Names
			Banana oil, Isopentyl acetate, 3-Methyl-1-butanol acetate, 3-Methylbutyl ester of acetic acid, 3-Methylbutyl ethanoate
CAS No.
			123-92-2
	RTECS No.
			NS9800000
	DOT ID & Guide
			1104 129

FormulaCH3COOCH2CH2CH(CH3)2
	Conversion
			1 ppm = 5.33 mg/m3
	IDLH
			1000 ppmSee: 123922

Exposure Limits
			NIOSH RELTWA 100 ppm (525 mg/m3)
					OSHA PEL TWA 100 ppm (525 mg/m3)
	Measurement Methods
			**NIOSH** 1450;**OSHA** 7
					
					See: NMAM or OSHA Methods
										
Physical Description
			Colorless liquid with a banana-like odor.													
										
Molecular Weight130.2	
	Boiling Point288°F
	Freezing Point-109°F
	Solubility0.3%
	Vapor Pressure4 mmHg
	Ionization Potential?											
Specific Gravity0.87	
	Flash Point77°F
	Upper Explosive Limit7.5%
	Lower Explosive Limit(212°F): 1.0%
Class IC Flammable Liquid: Fl.P. at or above 73°F and below 100°F.
Incompatibilities & Reactivities
			Nitrates; strong oxidizers, alkalis & acids
Exposure Routes
			inhalation, ingestion, skin and/or eye contact
Symptoms
			irritation eyes, skin, nose, throat; dermatitis; In Animals: narcosis
Target Organs
			Eyes, skin, respiratory system, central nervous system
										
Personal Protection/Sanitation
			(See protection codes) **Skin:**Prevent skin contact
							**Eyes:**Prevent eye contact
							**Wash skin:**When contaminated
							**Remove:**When wet (flammable)
							**Change:**No recommendation
	First Aid
			(See procedures)**Eye:**Irrigate immediately
							**Skin:**Water flush promptly
							**Breathing:**Respiratory support
							**Swallow:**Medical attention immediately
Respirator Recommendations
			**NIOSH/OSHA****Up to 1000 ppm**: (APF = 10) Any chemical cartridge respirator with organic vapor cartridge(s)(APF = 25) Any powered, air-purifying respirator with organic vapor cartridge(s)(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister(APF = 10) Any supplied-air respirator(APF = 50) Any self-contained breathing apparatus with a full facepiece**Emergency or planned entry into unknown concentrations or IDLH conditions:** (APF = 10,000) Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode(APF = 10,000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode in combination with an auxiliary self-contained positive-pressure breathing apparatus**Escape:** (APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canisterAny appropriate escape-type, self-contained breathing apparatus
				Important additional information about respirator selection
See also
			INTRODUCTION
					  ICSC CARD: 0356

			
							

			Page last reviewed:  October 30, 2019						Content
							source: 	National Institute for Occupational Safety and Health NIOSH Pocket Guide to Chemical Hazards
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Appendices
A – NIOSH Potential Occupational Carcinogens
B – Thirteen OSHA-Regulated Carcinogens
C – Supplementary Exposure Limits
D – Substances with No Established RELs
E – OSHA Respirator Requirements for Selected Chemicals
F – Miscellaneous Notes
G – 1989 Air Contaminants Update Project: Exposure Limits NOT in Effect
Type C & CE – Definitions for Type C and Type CE Respirators
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