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4-Methoxyphenol

Synonyms & Trade Names
Hydroquinone monomethyl ether, p-Hydroxyanisole, Mequinol, p-Methoxyphenol, Monomethyl ether hydroquinone
CAS No.
150-76-5
RTECS No.
SL7700000
DOT ID & Guide
Formula
CH₃OC₆H₄OH
Conversion
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
TWA 5 mg/m3
OSHA PEL
none See Appendix G
Measurement Methods
None available
See: NMAM or OSHA Methods
Physical Description
Colorless to white, waxy solid with an odor of caramel & phenol.
Molecular Weight
124.2
Boiling Point
469°F
Melting Point
135°F
Solubility
(77°F): 4%
Vapor Pressure
<0.01 mmHg
Ionization Potential
7.50 eV
Specific Gravity
1.55
Flash Point
(oc) 270°F
Upper Exposive Limit
?
Lower Explosive Limit
?
Combustible Solid; under certain conditions, a dust cloud can probably explode if ignited by a spark or flame.
Incompatibilities & Reactivities
Strong oxidizers, strong bases, acid chlorides, acid anhydrides
Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
irritation eyes, skin, nose, throat, upper respiratory system; eye, skin burns; central nervous system depression
Target Organs
Eyes, skin, respiratory system, 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:Daily
Provide:Eyewash, Quick drench
First Aid
(See procedures)
Eye:Irrigate immediately
Skin:Soap flush immediately
Breathing:Respiratory support
Swallow:Medical attention immediately
Respirator Recommendations

Not available.

Important additional information about respirator selection

See also
INTRODUCTION   ICSC CARD: 1097
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