Quinone
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CAS
106-51-4
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OC6H4O
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RTECS
DK2625000
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Synonyms & Trade Names
1,4-Benzoquinone; p-Benzoquinone; 1,4-Cyclohexadiene dioxide; p-Quinone
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DOT ID & Guide
2587 / 153
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Exposure
Limits
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NIOSH REL: TWA 0.4 mg/m3 (0.1 ppm)
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OSHA PEL: TWA 0.4 mg/m3 (0.1 ppm)
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IDLH
100 mg/m3
See: 106514
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Conversion
1 ppm = 4.42 mg/m3
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Physical Description
Pale-yellow solid with an acrid, chlorine-like odor.
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MW: 108.1
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BP: Sublimes
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MLT: 240°F
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Sol: Slight
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VP(77°F): 0.1 mmHg
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IP: 9.68 eV
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Sp.Gr: 1.32
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Fl.P: 100-200°F
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UEL: ?
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LEL: ?
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Combustible Solid
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Incompatibilities & Reactivities
Strong oxidizers
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Measurement Methods
NIOSH S181 (II-4)
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 or contaminated
Change: Daily
Provide: Eyewash, Quick drench
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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
NIOSH/OSHA
Up to 10 mg/m3:
(APF = 25) Any supplied-air respirator operated in a continuous-flow mode£
Up to 20 mg/m3:
(APF = 50) Any self-contained breathing apparatus with a full facepiece
(APF = 50) Any supplied-air respirator with a full facepiece
Up to 100 mg/m3:
(APF = 2000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode
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 having an N100, R100, or P100 filter. Click here for information on selection of N, R, or P filters./Any appropriate escape-type, self-contained breathing apparatus
Important additional information about respirator selection
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Exposure Routes
inhalation, ingestion, skin and/or eye contact
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Symptoms
Eye irritation, conjunctivitis; keratitis (inflammation of the cornea); skin irritation
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Target Organs
Eyes, skin
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See also: INTRODUCTION
See ICSC CARD: 0779 See MEDICAL TESTS: 0201
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