NIOSH Pocket Guide to Chemical Hazards

n-Amyl acetate

CAS 628-63-7

CH3COO[CH2]4CH3

RTECS AJ1925000
Synonyms & Trade Names
Amyl acetic ester, Amyl acetic ether, 1-Pentanol acetate, Pentyl ester of acetic acid, Primary amyl acetate
DOT ID & Guide
1104 129

Exposure
Limits

NIOSH REL: TWA 100 ppm (525 mg/m3)
OSHA PEL: TWA 100 ppm (525 mg/m3)
IDLH 1000 ppm See: 628637 Conversion 1 ppm = 5.33 mg/m3
Physical Description
Colorless liquid with a persistent banana-like odor.
MW: 130.2
BP: 301F
FRZ: -95F
Sol: 0.2%
VP: 4 mmHg
IP: ?

Sp.Gr: 0.88
Fl.P: 77F
UEL: 7.5%
LEL: 1.1%

Class IC Flammable Liquid: Fl.P. at or above 73F and below 100F.
Incompatibilities & Reactivities
Nitrates; strong oxidizers, alkalis & acids
Measurement Methods
NIOSH 1450, 2549; OSHA 7
See: NMAM or OSHA Methods
Personal Protection & Sanitation (See protection)
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
Important additional information about respirator selection
Respirator Recommendations NIOSH/OSHA
Up to 1000 ppm:
(APF = 10) Any chemical cartridge 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 = 25) Any powered, air-purifying respirator with organic vapor cartridge(s)*
(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 canister/Any appropriate escape-type, self-contained breathing apparatus
Exposure Routes inhalation, ingestion, skin and/or eye contact
Symptoms Irritation eyes, nose; dermatitis; possible central nervous system depression, narcosis
Target Organs Eyes, skin, respiratory system, central nervous system
See also: INTRODUCTION   See ICSC CARD: 0218