CAS 4556-23-4

4-Mercaptopyridine

Description:

4-Mercaptopyridine, with the CAS number 4556-23-4, is an organic compound characterized by the presence of a thiol (-SH) group attached to a pyridine ring at the 4-position. This compound is a colorless to pale yellow liquid or solid, depending on its form and purity. It has a distinctive odor typical of thiols, which can be quite strong and unpleasant. 4-Mercaptopyridine is soluble in water and organic solvents, making it versatile for various applications. It exhibits properties such as being a nucleophile due to the sulfur atom in the thiol group, allowing it to participate in various chemical reactions, including the formation of disulfides and coordination complexes with metals. Additionally, it can act as a ligand in coordination chemistry and is used in the synthesis of pharmaceuticals and agrochemicals. Safety precautions are necessary when handling this compound, as thiols can be toxic and irritating to the skin and respiratory system.

Formula: C₅H₅NS

InChI: InChI=1S/C5H5NS/c7-5-1-3-6-4-2-5/h1-4H,(H,6,7)

InChI key: InChIKey=FHTDDANQIMVWKZ-UHFFFAOYSA-N

SMILES: SC=1C=CN=CC1

Synonyms:

• 4-Pyridinethiol
• 4-Sulfanylpyridine
• 4-Sulfhydrylpyridine
• 4-Thiopyridine
• Mercaptopyridine
• NSC 76036
• Pyridine-4-Thiolate
• pyridine-4(1H)-thione
• 4-Mercaptopyridine
• Pyridine, 4-mercapto-
• Pyridine-4-thiol
• 4-Pyridimethiol
• 4-mercapto-pyridin
• 4-mercatopyridine
• Mercaptopyridine,90%
• 4-PYRIDYL MERCAPTAN

4-Mercaptopyridine

CAS: 4556-23-4

Formula: C₅H₅NS

Purity: >97.0%(T)

Color and Shape: Light yellow to Brown to Dark green powder to crystal

Molecular weight: 111.16

Ref: 3B-M0630

Pyridine-4-thiol

CAS: 4556-23-4

Formula: C₅H₅NS

Purity: 96%

Color and Shape: Solid

Molecular weight: 111.1649

Ref: IN-DA003M0K

Pyridine-4-thiol

CAS: 4556-23-4

Pyridine-4-thiol

Formula: C₅H₅NS

Purity: 97%

Molecular weight: 111.16

Ref: IN-DG41703

4-Thiopyridine

CAS: 4556-23-4

4-Thiopyridine

Formula: C₅H₅NS

Purity: 97%

Color and Shape: Yellow Solid-Powder

Molecular weight: 111.1649

Ref: 54-OR30596

pyridine-4-thiol

CAS: 4556-23-4

Formula: C₅H₅NS

Purity: 95%

Color and Shape: Crystalline Powder

Molecular weight: 111.16

Ref: 10-F358023

4-Mercaptopyridine

Controlled Product

CAS: 4556-23-4

Applications A pyridine derivative used as a redox reagents for the in vitro refolding of a recombinantly expressed single-chain Fv fragment (scFvOx). Used in studies along with thiosulfate to measure alliinase activity.
References Patil, G. et al.: J. Biotech., 134, 218 (2008); Miron, T. et al.: Anal. Biochem., 307, 76 (2002);

Formula: C₅H₅NS

Color and Shape: Neat

Molecular weight: 111.16

Ref: TR-M225500

4-Mercaptopyridine

CAS: 4556-23-4

4-Mercaptopyridine is a molecule that has been shown to have an unusual hydrogen bonding interaction. It is a chemical compound that can be hydrolyzed by enzymes. The reaction of 4-mercaptopyridine with enzymes is dependent on the pH of the solution and temperature. The rate of hydrolysis is also affected by the presence of disulfide bonds in the molecule. This active form has been shown to have an enhancement effect on detection sensitivity, which makes it useful for detecting trace amounts of chemicals or metals in water samples. Hydrogen bonding interactions between 4-mercaptopyridine and other molecules are involved in various chemical reactions, such as oxidation, reduction, and elimination reactions.

Formula: C₅H₅NS

Purity: Min. 95%

Molecular weight: 111.17 g/mol

Ref: 3D-FM00239