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Acetophenone

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Identification
Molecular formula
C8H8O
CAS number
98-86-2
IUPAC name
1-phenylethanone
State
State

At room temperature, acetophenone is typically found in a liquid state, showcasing its characteristic aromatic odor.

Melting point (Celsius)
20.00
Melting point (Kelvin)
293.15
Boiling point (Celsius)
202.00
Boiling point (Kelvin)
475.15
General information
Molecular weight
120.15g/mol
Molar mass
120.1480g/mol
Density
1.0280g/cm3
Appearence

Acetophenone is typically a colorless liquid with a distinctive sweet and strong odor reminiscent of orange blossom or cherry. It is an oil-like substance that is sometimes encountered as a crystalline solid when it cools.

Comment on solubility

Solubility of 1-phenylethanone

1-phenylethanone, commonly known as acetophenone, exhibits interesting solubility properties that can be highlighted as follows:

  • Solvent Compatibility: It is soluble in a variety of organic solvents, such as ethanol, acetone, and ether, making it suitable for numerous chemical applications.
  • Water Solubility: Acetophenone possesses very limited solubility in water, attributing to its hydrophobic character arising from the bulky phenyl group.
  • Temperature Influence: Like many organic compounds, its solubility can be influenced by temperature; generally, an increase in temperature improves solubility.

To summarize, the solubility of 1-phenylethanone is characterized by its effectiveness in organic solvents, yet presents limitations when encountering polar solvents like water. Understanding these solubility traits is crucial for its practical uses in synthesis and formulation.

Interesting facts

Fascinating Insights on 1-Phenylethanone

1-Phenylethanone, commonly known as acetophenone, is a noteworthy compound in the field of organic chemistry and materials science. Here are some intriguing facts about this fascinating molecule:

  • Structural Significance: 1-Phenylethanone features a ketone functional group attached to a phenyl group, which grants it unique properties compared to other carbonyl compounds.
  • Industrial Applications: This compound serves as an important intermediate in the synthesis of pharmaceuticals, fragrances, and even polymer materials, making it versatile in the chemical industry.
  • Natural Occurrence: Acetophenone can also be found in certain essential oils and is known to contribute to the aroma of some fruit flavors. It is interesting to note how nature can produce compounds that offer commercial value!
  • Historical Context: The compound's relevance dates back to the early 20th century, where it was first utilized in varnishes and as a solvent, showcasing its evolution in various applications over time.
  • Toxicological Considerations: While 1-phenylethanone is widely used, it is important to handle it with care. Like many organic solvents, it can pose health risks if inhaled or ingested in significant quantities.

As a compound that bridges both nature and industrial chemistry, 1-phenylethanone exemplifies the beauty of organic chemistry's diversity and utility. Its role in enhancing flavor, aroma, and various chemical processes reinforces the significance of understanding and utilizing organic molecules responsibly.

Synonyms
ACETOPHENONE
98-86-2
1-Phenylethanone
Phenyl methyl ketone
Methyl phenyl ketone
Acetylbenzene
Ethanone, 1-phenyl-
Hypnone
Benzoyl methide
Acetophenon
Acetylbenzol
1-phenylethan-1-one
1-Phenyl-1-ethanone
Benzoylmethide
Acetofenon
Benzene, acetyl-
Ketone, methyl phenyl
Hypnon
USAF EK-496
methylphenylketone
phenylmethylketone
RCRA waste number U004
1-phenyl-ethanone
Acetofenon [Czech]
Phenylethanone
Dymex
NSC 7635
FEMA No. 2009
FEMA Number 2009
CCRIS 1341
HSDB 969
Acetophenone-alpha-13C
AI3-00575
RCRA waste no. U004
EINECS 202-708-7
UNII-RK493WHV10
RK493WHV10
DTXSID6021828
CHEBI:27632
Ketone, methyl phenyl-
NSC-7635
Acetophenone-methyl-13C
CHEMBL274467
DTXCID501828
EC 202-708-7
ACETOPHENONE (II)
ACETOPHENONE [II]
Acetofenona
CAS-98-86-2
MFCD00064447
AC0
(2,2,2,-2H3)ACETOPHENONE
aceto phenone
aceto-phenone
acetyl-benzen
alpha-Acetophenone
Ethanone,1-phenyl
methyl-phenyl ketone
MFCD00008724
Benzoyl methide hypnone
Acetophenone (Standard)
ACETOPHENONE [MI]
SCHEMBL737
ACETOPHENONE [FCC]
bmse000286
ACETOPHENONE [FHFI]
ACETOPHENONE [HSDB]
WLN: 1VR
Acetophenone, >=98%, FG
SCHEMBL8170205
SCHEMBL13341485
Acetophenone, analytical standard
HY-Y0989R
NSC7635
Acetophenone, >=98.0% (GC)
Acetophenone, natural, 98%, FG
AFA77094
HY-Y0989
STR00017
YWB02259
Tox21_202422
Tox21_300343
Acetophenone, ReagentPlus(R), 99%
BDBM50236986
c0117
s5528
AKOS000119011
CCG-266074
DB04619
USEPA/OPP Pesticide Code: 129033
NCGC00248000-01
NCGC00248000-02
NCGC00254370-01
NCGC00259971-01
DA-70496
SY073923
DB-044220
A0061
CS-0015982
NS00010659
EN300-18050
Acetophenone, puriss. p.a., >=99.0% (GC)
C07113
D71016
Q375112
Z57127548
Acetophenone, TraceCERT(R), certified reference material
InChI=1/C8H8O/c1-7(9)8-5-3-2-4-6-8/h2-6H,1H
202-708-7