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| Monomethyl aniline | CAS 100-61-8 | ||
| C6H5NHCH3 | RTECS BY4550000 | ||
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Synonyms & Trade Names MA, (Methylamino)benzene, N-Methyl aniline, Methylphenylamine, N-Phenylmethylamine |
DOT ID & Guide 2294 153 |
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Exposure Limits |
NIOSH REL: TWA 0.5 ppm (2 mg/m3) [skin] | ||
| OSHA PEL�: TWA 2 ppm (9 mg/m3) [skin] | |||
| IDLH 100 ppm | Conversion 1 ppm = 4.38 mg/m3 | ||
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Physical Description Yellow to light-brown liquid with a weak, ammonia-like odor. |
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MW: 107.2 |
BP: 384°F |
FRZ: -71°F |
Sol: Insoluble |
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VP: 0.3 mmHg |
IP: 7.32 eV |
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Sp.Gr: 0.99 |
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Fl.P: 175°F |
UEL: ? |
LEL: ? |
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| Class IIIA Combustible Liquid: Fl.P. at or above 140�F and below 200�F. | |||
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Incompatibilities & Reactivities Strong acids, strong oxidizers |
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Measurement Methods NIOSH 3511 |
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Personal Protection & Sanitation Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated Remove: When wet or contaminated Change: No recommendation |
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 Up to 5 ppm: (APF = 10) Any supplied-air respirator Up to 12.5 ppm: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode Up to 25 ppm: (APF = 50) Any supplied-air respirator that has a tight-fitting facepiece and is operated in a continuous-flow mode/(APF = 50) Any self-contained breathing apparatus with a full facepiece/(APF = 50) Any supplied-air respirator with a full facepiece Up to 100 ppm: (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 canister providing protection against the compound of concern/Any appropriate escape-type, self-contained breathing apparatus |
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| Exposure Routes inhalation, skin absorption, ingestion, skin and/or eye contact | |
| Symptoms Lassitude (weakness, exhaustion), dizziness, headache; dyspnea (breathing difficulty), cyanosis; methemoglobinemia; pulmonary edema; liver, kidney damage | |
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Target Organs
respiratory system, liver, kidneys, blood, central nervous system |
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| See also: INTRODUCTION |