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| 4-Aminodiphenyl | CAS 92-67-1 | ||
| C6H5C6H4NH2 | RTECS DU8925000 | ||
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Synonyms & Trade Names 4-Aminobiphenyl, p-Aminobiphenyl, p-Aminodiphenyl, 4-Phenylaniline |
DOT ID & Guide |
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Exposure Limits |
NIOSH REL: Ca See Appendix A | ||
| OSHA PEL: [1910.1011] See Appendix B | |||
| IDLH Ca [N.D.] | Conversion | ||
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Physical Description Colorless crystals with a floral odor. [Note: Turns purple on contact with air.] |
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MW: 169.2 |
BP: 576°F |
MLT: 127°F |
Sol: Slight |
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VP(227°F): 1 mmHg |
IP: ? |
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Sp.Gr: 1.16 |
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Fl.P: ? |
UEL: ? |
LEL: ? |
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| Combustible Solid, but must be preheated before ignition possible. | |||
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Incompatibilities & Reactivities Oxidized by air |
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Measurement Methods NIOSH P&CAM269 (II-4); OSHA 93 |
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Personal Protection & Sanitation 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: Soap wash immediately Breathing: Respiratory support Swallow: Medical attention immediately |
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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 with a high-efficiency particulate filter/Any appropriate escape-type, self-contained breathing apparatus |
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| Exposure Routes inhalation, skin absorption, ingestion, skin and/or eye contact | |
| Symptoms Headache, dizziness; drowsiness, dyspnea (breathing difficulty); ataxia, lassitude (weakness, exhaustion); methemoglobinemia; urinary burning; acute hemorrhagic cystitis; [potential occupational carcinogen] | |
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Target Organs
Bladder, skin Cancer Site [bladder cancer] |
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| See also: INTRODUCTION |