2-Mercaptopyridine-N-oxide, sodium salt, 40 w/w % aqueous solution, Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
10193491	Thermo Scientific Acros 257740010	1 L	Glass bottle
10724034	Thermo Scientific Acros 257740025	2.5 L	Glass bottle
10207293	Thermo Scientific Acros 257740050	5 L	Plastic drum

Description

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

Specifications

• Chemical Name or Material: 2-Mercaptopyridine-N-oxide, sodium salt
• CAS: 3811-73-2, 7732-18-5
• CAS Max %: 42.0, 60.0
• Density: 1.2200g/mL
• Boiling Point: 109.0°C
• MDL Number: MFCD01941547
• Specific Gravity: 1.22
• Solubility Information: Solubility in water: soluble
• SMILES: C1=CC(=S)N(C=C1)[O-].[Na+]
• Molecular Weight (g/mol): 149.15
• Formula Weight: 149.15
• Physical Form: Solution

• Name Note: 40 w/w% Aqueous Solution
• CAS Min %: 40.0, 58.0
• Melting Point: -30.0°C
• pH: 8.5 to 10.5 (10% soln. at 20°C)
• Molecular Formula: C₅H₄NNaOS
• Merck Index: 10, 7892
• Synonym: sodium omadine, sodium pyrithione, sodium 2-pyridylthio-n-oxide, pyrithione sodium salt, thione reagent, 2-pyridinethiol-1-oxide sodium salt, 2-mercaptopyridine n-oxide sodium salt, omadine sodium, sodium-2-pyridinethiol-1-oxide, sodium omadine van
• InChI Key: XNRNJIIJLOFJEK-UHFFFAOYSA-N
• IUPAC Name: sodium;1-oxidopyridine-2-thione
• PubChem CID: 19658
• Percent Purity: 40 to 42%

Safety and Handling

GHS H Statement
Harmful if swallowed.
Harmful in contact with skin.
Harmful if inhaled.
Causes skin irritation.
Causes serious eye irritation.
Very toxic to aquatic life with long lasting effects.

GHS P Statement
Wear protective gloves/protective clothing/eye protection/face protection.
IF SWALLOWED: rinse mouth.
Do NOT induce vomiting.
Call a POISON CENTER or doctor/physician if you feel unwell.
IF ON SKIN: Wash with plen

GHS Signal Word: Warning

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Signal Word

• Danger

Hazard Category

• Acute toxicity Category 4
• LONG-TERM AQUATIC HAZARD Chronic 1
• ACUTE AQUATIC Acute 1
• Serious eye damage/eye irritation Category 2
• Skin corrosion/irritation Category 2
• Skin sensitiser Category 1
• Specific target organ toxicity Category 1

Hazard Statement

• H302-Harmful if swallowed.
• H312-Harmful in contact with skin.
• H315-Causes skin irritation.
• H317-May cause an allergic skin reaction.
• H319-Causes serious eye irritation.
• H332-Harmful if inhaled.
• H372-Causes damage to organs.
• H400-Very toxic to aquatic life.
• H410-Very toxic to aquatic life with long lasting effects.
• EUH070-Toxic by eye contact.

Precautionary Statement

• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
• P302+P352-IF ON SKIN: Wash with plenty of water/.
• P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
• P312-Call a POISON CENTER/doctor/if you feel unwell.

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RUO – Research Use Only