CAS 3811-73-2

Sodium pyrithione

Description:

Sodium pyrithione, with the CAS number 3811-73-2, is a chemical compound that serves primarily as an antimicrobial and antifungal agent. It is the sodium salt of pyrithione, a heterocyclic compound known for its effectiveness against a variety of microorganisms, including bacteria and fungi. Sodium pyrithione is typically a white to off-white powder that is soluble in water, making it suitable for various applications in personal care products, such as shampoos and skin treatments, particularly for conditions like dandruff and seborrheic dermatitis. Its mechanism of action involves the inhibition of cellular respiration in fungi and bacteria, disrupting their growth. Additionally, sodium pyrithione is recognized for its stability and low toxicity, which contributes to its widespread use in cosmetic formulations and industrial applications, including coatings and plastics. However, it is essential to handle it with care, as it can cause skin irritation in some individuals. Overall, sodium pyrithione is valued for its broad-spectrum antimicrobial properties and versatility in various formulations.

Formula: C₅H₅NOS·Na

InChI: InChI=1S/C5H5NOS.Na/c7-6-4-2-1-3-5(6)8;/h1-4,8H;

InChI key: InChIKey=XDILZEPJCPEDLT-UHFFFAOYSA-N

SMILES: SC=1N(=O)=CC=CC1.[Na]

Synonyms:

• 1-Oxo-2-pyridinethiol sodium salt
• 2-Mercaptopyridine 1-oxide sodium salt
• 2-Mercaptopyridine oxide sodium salt
• 2-Mercaptopyridine-N-oxide sodium salt
• 2-Pyridinethiol N-oxide sodium salt
• 2-Pyridinethiol, 1-Oxide, Sodium Salt (1:1)
• 2-Pyridinethiol, 1-oxide, sodium deriv.
• 2-Pyridinethiol-1-Oxide Sodium Salt
• 2-Pyridylthiol-N-oxide sodium salt
• 2-thioxopyridin-1(2H)-olate
• Hokucide N 100
• Hokucide N38
• NaPT
• San-aibac Sodium Omadine
• Sodium (2-pyridylthio-1-oxide)
• Sodium 2-mercaptopyridine 1-oxide
• Sodium 2-mercaptopyridine N-oxide
• Sodium 2-pyridinethiol N-oxide
• Sodium 2-pyridinethiolate 1-oxide
• Sodium 2-pyridinethiolate N-oxide
• Sodium Pyridine-2-Thiolate 1-Oxide
• Sodium Pyrithione
• Sodium omadine
• Sodium pyridine-1-oxide-2-thiolate
• Sodium pyridine-2-thione-N-oxide
• Sodium, (2-pyridinylthio)-, N-oxide
• Sodium, (2-pyridylthio)-, N-oxide
• Starcide SP 40
• Thione (reagent)
• Tomicide S

2-Mercaptopyridine N-Oxide Sodium Salt Anhydrous

CAS: 3811-73-2

Formula: C₅H₄NNaOS

Purity: >97.0%(T)

Color and Shape: White to Light yellow powder to crystal

Molecular weight: 149.14

Ref: 3B-M2841

2-Mercaptopyridine N-Oxide Sodium Salt (40% in Water, ca. 3.3mol/L)

CAS: 3811-73-2

Formula: C₅H₄NNaOS

Color and Shape: Light yellow to Yellow to Orange clear liquid

Molecular weight: 149.14

Ref: 3B-M0632

2-Mercaptopyridine N-oxide sodium salt, 40% aq. soln.

CAS: 3811-73-2

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formula: C₅H₄NNaOS

Color and Shape: Clear pale yellow to yellow, Liquid

Molecular weight: 149.14

Ref: 02-A16922

2-Mercaptopyridine N-oxide sodium salt, anhydrous, 98%

CAS: 3811-73-2

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formula: C₅H₄NNaOS

Purity: 98%

Color and Shape: Crystals or powder or crystalline powder, Pale cream to cream

Molecular weight: 149.14

Ref: 02-B20529

2-Mercaptopyridine N-oxide sodium salt

CAS: 3811-73-2

Formula: C₅H₄NNaOS

Purity: %

Color and Shape: Solid

Molecular weight: 149.1461

Ref: IN-DA00I7IC

Sodium pyridine-2-thiolate N-oxide

CAS: 3811-73-2

Sodium pyridine-2-thiolate N-oxide

Purity: 96%

Color and Shape: Beige Solid

Molecular weight: 149.15g/mol

Ref: 54-OR42014

Sodium omadine, 40% in water

CAS: 3811-73-2

Formula: C₅H₄NNaOS

Purity: (Titration) 40.0 - 42.0 %

Color and Shape: Yellow to orange liquid

Molecular weight: 149.15

Ref: 7W-GA2191

Sodium omadine

CAS: 3811-73-2

Formula: C₅H₄NNaOS

Purity: ≥ 98.0%

Color and Shape: White to off-white or faint beige powder or crystals

Molecular weight: 149.15

Ref: 7W-GA6498

Sodium pyridine-2-thiolate N-oxide, 40% aqueous solution

CAS: 3811-73-2

Sodium pyridine-2-thiolate N-oxide, 40% aqueous solution

Purity: 99%

Molecular weight: 149.14613g/mol

Ref: 54-OR28636

2-Mercaptopyridine N-Oxide Sodium Salt

CAS: 3811-73-2

Applications 2-Mercaptopyridine N-oxide sodium salt is a bidentate complexing agent used to chelate transition metals at a pH range of 0.7-7.4. 2-Mercaptopyridine N-oxide sodium salt is also used as a selective absorptiometric reagent in the determination of palladium.
References Edrissi, M., et al.: J. Mater. Sci.-Mater. El., 22, 328 (2011); Edrissi, M., et al.: Microchem. J., 16, 526 (1971); Thakur, M., et al.: J. Nucl. Med., 26, 510 (1985)

Formula: C₅H₄NNaOS

Color and Shape: Neat

Molecular weight: 149.15

Ref: TR-M225260

2-Mercaptopyridine N-oxide sodium

CAS: 3811-73-2

2-Mercaptopyridine N-oxide sodium is a useful organic compound for research related to life sciences. The catalog number is T66776 and the CAS number is 3811-73-2.

Formula: C₅H₄NNaOS

Color and Shape: Solid

Molecular weight: 149.14

Ref: TM-T66776