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Undecanal

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Identification
Molecular formula
C11H22O
CAS number
112-44-7
IUPAC name
undecanal
State
State

At room temperature, undecanal is a liquid. It is commonly utilized in the manufacture of perfumes and other fragrance-based products due to its aromatic properties.

Melting point (Celsius)
-26.00
Melting point (Kelvin)
247.15
Boiling point (Celsius)
230.00
Boiling point (Kelvin)
503.15
General information
Molecular weight
170.29g/mol
Molar mass
170.2860g/mol
Density
0.8278g/cm3
Appearence

Undecanal is a colorless liquid with a strong, fruity odor that is often described as citrus-like. It has an oily consistency and is primarily known for its use in the fragrance industry due to its pleasant smell.

Comment on solubility

Solubility of Undecanal

Undecanal, with the chemical formula C11H22O, is a straight-chain aldehyde that exhibits unique solubility properties.

General Solubility Characteristics

As a long-chain aldehyde, undecanal displays certain solubility trends which can be summarized as follows:

  • In Water: Undecanal is insoluble or exhibits very low solubility in water due to its hydrophobic nature from the long carbon chain, making it difficult for water molecules to interact effectively with the compound.
  • In Organic Solvents: In contrast, undecanal is highly soluble in various organic solvents such as ethanol, ether, and chloroform. The lipophilic characteristics of undecanal allow it to mix well with non-polar and slightly polar solvents.

Factors Influencing Solubility

Several factors play a crucial role in the solubility of undecanal:

  • Chain Length: The longer carbon chain increases hydrophobic interactions, limiting aqueous solubility.
  • Temperature: Higher temperatures can enhance solubility in organic solvents, as increased kinetic energy assists the dissolution process.
  • Functional Groups: The presence of the aldehyde group may influence interactions with solvents capable of hydrogen bonding, particularly in polar environments.

In summary, while undecanal is insoluble in water due to its hydrophobic characteristics, it finds excellent solubility in organic solvents, showcasing its potential utility in various applications. Understanding these solubility aspects is essential for its effective use in chemical processes and formulations.

Interesting facts

Interesting Facts about Undecanal

Undecanal is a fascinating compound known for its unique properties and applications. Here are some intriguing insights you may find helpful:

  • Natural Occurrence: Undecanal is naturally found in various essential oils, including the oil of Litsea cubeba (may chang) and the oil of Citrus limon (lemon), giving it a mild citrus aroma.
  • Flavoring Agent: Due to its pleasant scent, undecanal is often used as a flavoring agent in food products, contributing a fresh and fruity note.
  • Fragrance Industry: In the fragrance industry, undecanal is valued for its ability to blend well with other scent compounds, enhancing perfumes and body products with its sweet, citrus-like odor.
  • Formulation Versatility: Beyond scents, undecanal is utilized in the formulation of various industrial products, such as plasticizers and surfactants, which showcases its versatility in chemical applications.
  • Potential Benefits: Studies have suggested potential antimicrobial properties of undecanal, adding to its appeal in health and wellness products.
  • Environmental Insights: As a long-chain aldehyde, undecanal can play a role in the environment, especially in biogeochemical cycles, where it may influence plant growth and interaction with insects.

In summary, undecanal is not just an aromatic compound; it plays a multipurpose role across various industries and applications, merging functionality with delightful scent. Its presence in both nature and industrial applications makes it a subject of interest for chemists and biologists alike!

Synonyms
UNDECANAL
112-44-7
Undecyl aldehyde
Undecanaldehyde
n-Undecanal
Undecylic aldehyde
1-Undecanal
Undecylaldehyde
Hendecanal
Hendecanaldehyde
n-Undecyl aldehyde
Aldehyde C-11
C11 aldehyde
C-11 aldehyde, undecylic
Aldehyde C-11, undecylic
Undecanone, alpha-
Undecanal (natural)
FEMA No. 3092
NSC 22578
UNII-B6P0A9PSHN
B6P0A9PSHN
EINECS 203-972-6
MFCD00007016
BRN 1753213
DTXSID4021688
CHEBI:46202
AI3-05098
UNDECANAL [FCC]
UNDECANAL [FHFI]
NSC-22578
UNDECANONE, .ALPHA.-
DTXCID901688
EC 203-972-6
UNDECANAL (ALDEHYDE C-11 UNDECYLIC)
nUndecanal
1Undecanal
nUndecyl aldehyde
Undecanone, alpha
N-Indecyl aldehyde
Aldehyde C11
Undecanal, 97%
1gt4
C11 aldehyde, undecylic
Aldehyde C11, undecylic
Aldehyde C-11 undecyclic
SCHEMBL22333
Undecanal, FCC, >=96%
WLN: VH10
Undecanal, analytical standard
CHEMBL1236576
FEMA 3092
1e02
NSC22578
Tox21_200538
LMFA06000064
AKOS009158017
CS-W004300
DB04093
NCGC00248685-01
NCGC00258092-01
CAS-112-44-7
SY048699
NS00003761
U0009
H10685
EN300-1721289
Q7883008
Z993017862
203-972-6