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1-Pentanethiol

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Identification
Molecular formula
C5H12S
CAS number
110-66-7
IUPAC name
pentane-1-thiol
State
State

At room temperature, 1-Pentanethiol is a liquid.

Melting point (Celsius)
-95.00
Melting point (Kelvin)
178.15
Boiling point (Celsius)
146.50
Boiling point (Kelvin)
419.65
General information
Molecular weight
104.22g/mol
Molar mass
104.2190g/mol
Density
0.8425g/cm3
Appearence

1-Pentanethiol is a colorless to yellowish liquid with a strong, unpleasant odor reminiscent of rotten cabbage or garlic.

Comment on solubility

Solubility of Pentane-1-thiol

Pentane-1-thiol, with the chemical formula C5H12S, exhibits particular solubility characteristics that are important for its applications in various fields.

Solubility Profile:

  • Solvent Compatibility: Pentane-1-thiol is sparingly soluble in water due to its hydrophobic hydrocarbon chain, which limits interaction with water molecules.
  • Organic Solvents: It shows good solubility in organic solvents such as ethanol, methanol, and ether, which can embrace its thiolic functional group.
  • Temperature Influence: The solubility can increase with temperature, as higher temperatures can disrupt intermolecular forces, allowing more pentane-1-thiol to dissolve in solvents.

In summary, while pentane-1-thiol demonstrates limited solubility in water, it is well-soluble in various organic solvents. This dual nature is essential for its use in synthetic chemistry and industrial applications, highlighting the importance of choosing the right solvent for effective solvation.

Interesting facts

Interesting Facts About Pentane-1-thiol

Pentane-1-thiol, also known as 1-pentanethiol, is a fascinating compound that belongs to the family of thiols. Thiols are characterized by the presence of a sulfur atom in their structure, specifically bonded to a carbon atom that is further bonded to hydrogen atoms. Here are some intriguing aspects of pentane-1-thiol:

  • Odor Profile: One of the most notable features of pentane-1-thiol is its strong, unpleasant odor, reminiscent of rotten cabbage or skunk. This characteristic makes it an excellent compound for gas leak detection because it can be easily recognized even at low concentrations.
  • Applications: Pentane-1-thiol has various applications, including its use in the synthesis of pharmaceuticals, agrochemicals, and as a flavoring agent in certain products. Its reactivity also makes it a valuable building block in organic chemistry.
  • Biochemical Relevance: Thiols like pentane-1-thiol play a critical role in biochemistry, particularly in the formation of disulfide bonds. These bonds are essential for the stabilization of protein structures, making thiols important in the field of biochemistry and molecular biology.
  • Fun Fact: The presence of sulfur in pentane-1-thiol contributes to its characteristic odor, which is often described as pungent. This makes it a compound that highlights the unique properties of thiols in both nature and laboratory settings.

Scientists continue to explore the diverse uses of pentane-1-thiol and other thiols, demonstrating the compound's importance in various fields of study, from industrial applications to environmental science.

Synonyms
1-Pentanethiol
110-66-7
Pentane-1-thiol
n-Amyl mercaptan
Pentyl mercaptan
AMYL MERCAPTAN
Pentanethiol
Amyl sulfhydrate
Amyl thioalcohol
Amyl hydrosulfide
Pentalarm
n-Thioamyl alcohol
Pentylmercaptan
Thioamyl alcohol
1-Pentanthiol
n-Pentylmercaptan
1-Mercaptopentane
Mercaptan amylique
n-Pentyl mercaptan
1-pentylthiol
Caswell No. 642A
Mercaptan amilique
HSDB 468
EINECS 203-789-1
EPA Pesticide Chemical Code 100701
UNII-9A3YK965F3
BRN 1730979
PENTANETHIOL, 1-
UN 1111 (Salt/Mix)
AMYL MERCAPTAN [HSDB]
CH3(CH2)4SH
1-PENTANETHIOL [FHFI]
N-AMYL MERCAPTAN [MI]
DTXSID9041605
9A3YK965F3
4-01-00-01653 (Beilstein Handbook Reference)
1-Pentanethiol, 98%
Amyl mercaptans
pentylthiol
Mercaptopentane
n-pentanethiol
n-Pentylthiol
n-Amylthiol
PENTANETHIOLS (AMYL PERCAPTAN)
PENTANETHIOLS {AMYL PERCAPTAN}
1-n-Pentanethiol
Mercaptan amilique [French]
Mercaptan amylique [French]
1-Pentyl mercaptan
thiopentane
1pentanethiol
nAmyl mercaptan
nPentylmercaptan
nThioamyl alcohol
1-pentane thiol
1-pentane-thiol
2Methyl1butanethiol
MFCD00004907
UN1111
2Methylbutyl mercaptan
SCHEMBL37855
DTXCID7021605
CHEBI:173322
AKOS015897629
USEPA/OPP Pesticide Code: 100701
LS-13099
DB-021330
NS00021516
P0053
EN300-125882
A802231
Q3824464