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A7302

Sigma-Aldrich

4-Acetamidophenol

98%

Synonym(s):

Acetaminophen, 4′-Hydroxyacetanilide, 4-Acetamidophenol, N-(4-Hydroxyphenyl)acetamide, N-Acetyl-4-aminophenol, APAP, Paracetamol

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About This Item

Linear Formula:
CH3CONHC6H4OH
CAS Number:
103-90-2
Molecular Weight:
151.16
Beilstein:
2208089
EC Number:
203-157-5
MDL number:
MFCD00002328
UNSPSC Code:
12352100
PubChem Substance ID:
24891200

Assay

98%

form

crystals

mp

168-172 °C (lit.)

storage temp.

room temp

SMILES string

CC(=O)Nc1ccc(O)cc1

InChI

1S/C8H9NO2/c1-6(10)9-7-2-4-8(11)5-3-7/h2-5,11H,1H3,(H,9,10)

InChI key

RZVAJINKPMORJF-UHFFFAOYSA-N

Gene Information

human ... FAAH(2166) , PTGS1(5742) , PTGS2(5743) , TRPV1(7442)

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Application

4-Acetamidophenol may be used to synthesize cis-and trans-4-acetamidocyclohexanol in the presence of Mg, Na or Ce modified ruthenium-supported catalysts.
Analgesic.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H302

Precautionary Statements

P264 - P270 - P301 + P312 - P501

Hazard Classifications

Acute Tox. 4 Oral

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

364.3 °F - Pensky-Martens closed cup

Flash Point(C)

184.6 °C - Pensky-Martens closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
BCBL6925V
BCBH5252V
BCBG1532V
BCBD7140V
BCBC8896V

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S Ahmed et al.
Biodegradation, 12(5), 303-309 (2002-05-09)
Though many microorganisms that are capable of using phenol as sole source of carbon have been isolated and characterized, only a few organisms degrading substituted phenols have been described to date. In this study, one strain of microorganism that is
Partial molar volume of paracetamol in water, 0.1 M HCl and 0.154 M NaCl at T= (298.15, 303.15, 308.15 and 310.65) K and at 101.325 kPa.
Iqbal MJ and Malik QM.
The Journal of Chemical Thermodynamics, 37(12), 1347-1350 (2005)
Chemically modified polymeric filtration membranes for the selective elimination of active pharmaceutical ingredients from water.
Gong YS, et al.
Polymers For Advanced Technologies, 24(10), 861-865 (2013)
Influence of modifiers on the performance of Ru-supported catalysts on the stereoselective hydrogenation of 4-acetamidophenol.
Bachiller-Baeza B, et al.
Applied Surface Science, 253(10), 4805-4813 (2007)
Garry G Graham et al.
Inflammopharmacology, 21(3), 201-232 (2013-05-31)
Paracetamol is used worldwide for its analgesic and antipyretic actions. It has a spectrum of action similar to that of NSAIDs and resembles particularly the COX-2 selective inhibitors. Paracetamol is, on average, a weaker analgesic than NSAIDs or COX-2 selective
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