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Cetylpyridinium

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Identification
Molecular formula
C21H38ClN
CAS number
6004-24-6
IUPAC name
1-hexadecylpyridin-1-ium
State
State

At room temperature, cetylpyridinium is in solid state as a white crystalline solid.

Melting point (Celsius)
77.00
Melting point (Kelvin)
350.00
Boiling point (Celsius)
270.00
Boiling point (Kelvin)
543.00
General information
Molecular weight
339.58g/mol
Molar mass
339.5780g/mol
Density
1.0450g/cm3
Appearence

Cetylpyridinium is a white solid that is typically available in powder form. It is a quaternary ammonium compound.

Comment on solubility

Solubility of 1-hexadecylpyridin-1-ium (C21H38ClN)

1-hexadecylpyridin-1-ium, also known as a quaternary ammonium compound, exhibits intriguing solubility characteristics largely influenced by its structure. Its solubility can be summarized as follows:

  • Solubility in Water: This compound is generally considered poorly soluble in water. The long hydrophobic hexadecyl chain significantly reduces its affinity for water.
  • Solubility in Organic Solvents: 1-hexadecylpyridin-1-ium is more soluble in organic solvents such as ethanol, methanol, and chloroform. The non-polar tail interacts favorably with non-polar or moderately polar solvents.
  • Temperature Influence: Increased temperature tends to enhance solubility, as it can disrupt intermolecular interactions, particularly in organic solvents.

In summary, while 1-hexadecylpyridin-1-ium’s lengthy hydrophobic chain limits its water solubility, it reveals a preference for organic environments. Thus, understanding its solubility properties is crucial when considering its applications in various chemical and biomedical fields.

Interesting facts

Exploring 1-Hexadecylpyridin-1-ium

1-Hexadecylpyridin-1-ium is a fascinating compound that belongs to the family of quaternary ammonium salts, which are known for their broad applications in various fields, particularly in biochemistry and materials science. Here are some interesting facts about this compound:

  • Chemical Structure: The compound features a long hydrophobic alkyl chain (hexadecyl) attached to a pyridine ring. This unique structure imparts both hydrophobic and hydrophilic characteristics, making it amphiphilic and suitable for surfactant applications.
  • Biological Activity: Quaternary ammonium compounds like 1-hexadecylpyridin-1-ium exhibit antimicrobial properties. They are often used in disinfectants and antiseptics due to their effectiveness against a range of pathogens.
  • Applications in Drug Delivery: The amphiphilic nature of the compound allows it to encapsulate drugs, improving their solubility and bioavailability. This characteristic is particularly useful in the formulation of pharmaceuticals.
  • Use in Research: Scientists utilize this compound in various studies, such as investigating its role in membrane formation and stability. Its properties make it a valuable model for understanding lipid bilayer interactions.

As the renowned chemist Linus Pauling once said, "The best way to know the properties of a substance is to study its structure." 1-Hexadecylpyridin-1-ium serves as a prime example of how structural properties can lead to diverse applications in science and technology.

In summary, 1-hexadecylpyridin-1-ium is not just a mere chemical; it is a versatile compound that bridges the gap between fundamental chemistry and practical applications. Its unique properties highlight the beauty of molecular design in influencing functionality.

Synonyms
CETYLPYRIDINIUM
Cetylpyridinum
7773-52-6
1-hexadecylpyridinium
1-hexadecylpyridin-1-ium
Hexadecylpyridinium
N-Hexadecylpyridinium
Ceepryn
Pyridinium, 1-hexadecyl-
UNII-CUB7JI0JV3
5-20-05-00233 (Beilstein Handbook Reference)
CUB7JI0JV3
BRN 1431415
CHEBI:32914
CETYLPYRIDINIUM ION
CETYLPYRIDINIUM CATION
PYRIDINIUM, 1-HEXADECYL
Cetylpyridium
MLS002695907
SMR001398783
1-Hexadecyl-pyridinium
Cetylpyridinium (DCF)
Spectrum_000116
starbld0000860
Spectrum2_000460
Spectrum3_000335
Spectrum4_000272
Spectrum5_000675
cid_8816
BSPBio_001969
KBioGR_000764
KBioSS_000556
1-cetylpyridin-1-ium;bromide
DivK1c_000346
SCHEMBL122873
SPBio_000540
CETYLPYRIDINIUM [VANDF]
CHEMBL305906
CETYLPYRIDINIUM [WHO-DD]
DTXSID8047979
BDBM80992
KBio1_000346
KBio2_000556
KBio2_003124
KBio2_005692
KBio3_001189
NEUSVAOJNUQRTM-UHFFFAOYSA-
NEUSVAOJNUQRTM-UHFFFAOYSA-N
NINDS_000346
STK177346
AKOS005410694
DB11073
IDI1_000346
QTL1_000018
NCGC00091023-02
NCGC00091023-03
NCGC00091023-04
NCGC00091023-05
NCGC00091023-07
SBI-0051276.P003
Alkyl pyridinium compound C16 (APyrC C16)
NS00006048
D07666
AB00053792_07
AB00053792_08
BRD-K87700323-003-03-6
BRD-K87700323-003-04-4
BRD-K87700323-003-05-1
BRD-K87700323-003-06-9
Q27115152
InChI=1/C21H38N/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-16-19-22-20-17-15-18-21-22/h15,17-18,20-21H,2-14,16,19H2,1H3/q+1