m-Phthalodinitrile
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CAS
626-17-5
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C6H4(CN)2
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RTECS
CZ1900000
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Synonyms & Trade Names
1,3-Benzenedicarbonitrile; m-Dicyanobenzene; 1,3-Dicyanobenzene; Isophthalodinitrile; m-PDN
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DOT ID & Guide
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Exposure
Limits
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NIOSH REL: TWA 5 mg/m3
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OSHA PEL†: none
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IDLH
N.D.
See: IDLH INDEX
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Conversion
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Physical Description
Needle-like, colorless to white, crystalline, flaky solid with an almond-like odor.
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MW: 128.1
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BP: Sublimes
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MLT: 324°F (Sublimes)
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Sol: Slight
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VP: 0.01 mmHg
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IP: ?
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Sp.Gr: 4.42
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Fl.P: ?
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UEL: ?
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LEL: ?
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Combustible Solid and a severe explosion hazard.
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Incompatibilities & Reactivities
Strong oxidizers (e.g., chlorine, bromine, fluorine)
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Measurement Methods
None available
See: NMAM or OSHA Methods |
Personal Protection & Sanitation (See protection)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: Daily
Remove: When wet or contaminated
Change: Daily
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First Aid (See procedures)
Eye: Irrigate immediately
Skin: Soap wash immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
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Respirator Recommendations
Not available.
Important additional information about respirator selection
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Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
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Symptoms
Headache, nausea, confusion; in animals: irritation eyes, skin
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Target Organs
Eyes, skin, central nervous system
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