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Acrolein |
CAS 107-02-8 |
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CH2=CHCHO |
RTECS AS1050000 |
Synonyms & Trade Names
Acraldehyde, Acrylaldehyde, Acrylic aldehyde, Allyl aldehyde,
Propenal, 2-Propenal |
DOT ID & Guide
1092 131P (inhibited) |
Exposure
Limits |
NIOSH REL: TWA 0.1 ppm (0.25 mg/m3)
ST 0.3 ppm (0.8 mg/m3) (Aldehydes) |
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OSHA PEL†: TWA 0.1 ppm (0.25 mg/m3)
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IDLH 2 ppm |
Conversion 1 ppm = 2.29 mg/m3
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Physical Description
Colorless or yellow liquid with a piercing, disagreeable odor.
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MW: 56.1
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BP: 127°F
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FRZ: -126°F
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Sol: 40%
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VP: 210 mmHg
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IP: 10.13 eV
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Sp.Gr: 0.84
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Fl.P: -15°F
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UEL: 31%
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LEL: 2.8%
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Class IB Flammable Liquid: Fl.P. below 73°F and
BP at or above 100°F. |
Incompatibilities & Reactivities
Oxidizers, acids, alkalis, ammonia, amines [Note: Polymerizes readily unless
inhibited--usually with hydroquinone. May form shock-sensitive peroxides
over time.] |
Personal Protection & Sanitation
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated
Remove: When wet (flammable)
Change: No recommendation
Provide: Eyewash, Quick drench
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First Aid
Eye: Irrigate immediately
Skin: Water flush immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
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Respirator Recommendations NIOSH/OSHA
Up to 2 ppm: (APF = 25) Any supplied-air respirator
operated in a continuous-flow mode*/(APF = 25) Any powered, air-purifying
respirator with organic vapor cartridge(s)*/(APF = 50) Any chemical
cartridge respirator with a full facepiece and 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 = 50) Any self-contained
breathing apparatus with a full facepiece/(APF = 50) Any supplied-air
respirator 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 |
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Exposure Routes inhalation, ingestion,
skin and/or eye contact |
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Symptoms Irritation eyes, skin, mucous
membrane; decreased pulmonary function; delayed pulmonary edema; chronic
respiratory disease |
Target Organs Eyes, skin, respiratory
system, heart
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