Substance
ID:717342
Names and Identifiers
IUPAC name
4-methoxyphenol
IUPAC Traditional name
methoxyphenol
Synonyms
4-Methoxyphenol4-甲氧基苯酚Hydroquinone monomethyl etherMEHQ
Registration numbers
MDL Number
CAS Number
EC Number
Beilstein Number
Properties
Safety Information
Risk Statements
22-36-43
TSCA Listed
是
Safety Statements
24/25-26-37/39-46
GHS Pictograms
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
GHS Precautionary statements
P280A-P262-P301+P310-P305+P351+P338-P315
GHS Hazard statements
H302-H319-H317
European Hazard Symbols
Harmful (X)RTECS
SL7700000
Product Information
Purity
98+%
Physical Property
Boiling Point
243-246°C
Flash Point
132°C(269°F)
Density
1.550
Melting Point
55-58°C
Molecule Details
No Data Available
Click here to submit data
Molecular Spectra
No Data Available
Click here to submit data
References
• For a study of the direct dilithiation of alkoxyphenols, see: J. Org. Chem., 55, 3902 (1990).
• Primary OH groups can be protected as 4-methoxyphenyl ethers by Mitsunobu alkylation. These are stable to aqueous acid or base at 1000, high pressure hydrogenation, ozonolysis, LiAlH4, or Cr(VI) reagents. Deprotection can be effected with CAN: Tetrahedron Lett., 26, 6291 (1985); 29, 1389 (1988), or anodic oxidation: Carbohydr. Res., 277, 321 (1995).