Malonaldehyde
|
CAS
542-78-9
|
CHOCH2CHO
|
RTECS
TX6475000
|
Synonyms & Trade Names
Malonic aldehyde; Malonodialdehyde; Propanedial; 1,3-Propanedial [Note: Pure Malonaldehyde is unstable and may be used as its sodium salt.]
|
DOT ID & Guide
|
Exposure
Limits
|
NIOSH REL: Ca See Appendix A See Appendix C (Aldehydes)
|
|
OSHA PEL: none
|
IDLH
Ca [N.D.]
See: IDLH INDEX
|
Conversion
|
Physical Description
Solid (needles).
|
MW: 72.1
|
BP: ?
|
MLT: 161°F
|
Sol: ?
|
VP: ?
|
IP: ?
|
|
Sp.Gr: ?
|
Fl.P: ?
|
UEL: ?
|
LEL: ?
|
|
|
|
Incompatibilities & Reactivities
Proteins [Note: Pure compound is stable under neutral conditions, but not under acidic conditions.]
|
Measurement Methods
None available
See: NMAM or OSHA Methods |
Personal Protection & Sanitation (See protection)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated/Daily
Remove: When wet or contaminated
Change: Daily
Provide: Eyewash, Quick drench
|
First Aid (See procedures)
Eye: Irrigate immediately
Skin: Water flush immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
|
Respirator Recommendations
NIOSH
At concentrations above the NIOSH REL, or where there is no REL, at any detectable concentration
(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
Important additional information about respirator selection
|
Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
|
Symptoms
Irritation eyes, skin, respiratory system; central nervous system depression; [potential occupational carcinogen]
|
Target Organs
Eyes, skin, respiratory system, central nervous system
Cancer Site
[in animals: thyroid gland tumors]
|
