Monomethyl aniline

Synonyms & Trade Names
MA, (Methylamino)benzene, N-Methyl aniline, Methylphenylamine, N-Phenylmethylamine
CAS No.
100-61-8
RTECS No.
BY4550000
DOT ID & Guide
2294 153
Formula
C6H5NHCH3
Conversion
1 ppm = 4.38 mg/m3
IDLH
100 ppm
See: 100618
Exposure Limits
NIOSH REL
: TWA 0.5 ppm (2 mg/m3) [skin]
OSHA PEL
†: TWA 2 ppm (9 mg/m3) [skin]
Measurement Methods

NIOSH 3511
See: NMAM or OSHA Methods
Physical Description
Yellow to light-brown liquid with a weak, ammonia-like odor.
MW:
107.2
BP:
384°F
FRZ:
-71°F
Sol:
Insoluble
VP:
0.3 mmHg
IP:
7.32 eV
Sp.Gr:
0.99
Fl.P:
175°F
UEL:
?
LEL:
?
Class IIIA Combustible Liquid: Fl.P. at or above 140°F and below 200°F.
Incompatibilities & Reactivities
Strong acids, strong oxidizers
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
Target Organs
respiratory system, liver, kidneys, blood, central nervous system
Personal Protection/Sanitation
(See protection codes)
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
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

Important additional information about respirator selection

See also: INTRODUCTION   See ICSC CARD: 0921   See MEDICAL TESTS: 0151
Syndicated Content Details:
Source URL: http://www.cdc.gov/niosh/z-lab-945/npg-syndicate/npgd0436.html
Source Agency: Centers for Disease Control and Prevention (CDC)
Captured Date: 2016-05-23 22:00:50.0

 

 

 

 
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