Molekula

2-Mercaptopyridine-N-oxide sodium salt

SKU 37526643 CAS 3811-73-2 C5H4NNaOS MW 149.15 In stock

2-Mercaptopyridine-N-oxide sodium salt is a sulfur-containing heterocyclic compound used in organic synthesis and as a ligand in coordination chemistry. It is a white to pale yellow crystalline powder, soluble in water. Available with CAS number 3811-73-2, molecular formula C5H4NNaOS, and molecular weight 149.15 g/mol. Store at ambient temperature. Hazard classification includes signal word Danger. Molekula supplies 2-Mercaptopyridine-N-oxide sodium salt from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch Download specification

Overview

Pricing & pack sizes

Pack sizes & pricing

£ GBP € EUR $ USD

1 g — £22.50 per pack
5 g — £59.60 per pack

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Specifications

Download PDF

Property	Value
Appearance	White to off white powder
pH	8.5 - 10.5 (10% at 20°C/68°F)
Loss on Drying	≤5.0%
Assay	≥98.0%
pH (5% solution)	8.0 - 10.5

Storage & handling

Property	Value
Storage Temperature	Ambient
Transport Class	6.1
Packing Group	III
Shelf Life	48 months
Acidity	Neutral

Identification

Property	Value
SKU	37526643
CAS Number	3811-73-2
Molecular Formula	C5H4NNaOS
Molecular Weight	149.15
SMILES	C1=CC(=S)N(C=C1)[O-].[Na+]
EC / UN Number	2811
REACH Code	Y110
TSCA Listed	Yes
HTS Code	2933.39.9200
Tariff Code	2933399999

Safety & GHS

Danger

Toxic GHS06
Serious Health Hazard GHS08
Hazardous to the Environment GHS09

Hazard statements

EUH070 Toxic by eye contact
H302 Harmful if swallowed
H311 + H331 Toxic in contact with skin or if inhaled
H317 May cause an allergic skin reaction
H319 Causes serious eye irritation
H372 Causes damage to organs through prolonged or repeated exposure
H411 Toxic to aquatic life with long lasting effects

Precautionary statements

P260 Do not breathe dust/fume/gas/mist/vapours/spray
P273 Avoid release to the environment
P280 Wear protective gloves/protective clothing/eye protection/face protection
P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
P302+350 IF ON SKIN: Gently wash with soap and water
P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

Documents

Safety Data Sheets (SDS)

Available in PT, FR, DE, IT, ES, EN.

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is 2-Mercaptopyridine-N-oxide sodium salt used for?

It is primarily used as a ligand in coordination chemistry and as an intermediate in the synthesis of pharmaceuticals and agrochemicals.

What is the chemical formula and molecular weight?

The formula is C5H4NNaOS with a molecular weight of 149.15 g/mol.

How should this compound be stored?

Store at ambient temperature in a dry, well-ventilated area away from incompatible materials.

What grade is available?

Available in technical grade; custom purity options may be available upon request.

Can Molekula supply this in bulk?

Yes, Molekula can supply 2-Mercaptopyridine-N-oxide sodium salt in bulk quantities—please contact sales for details.

What documentation comes with the order?

Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.

Ready to order or need a custom pack?

Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.

Talk to a chemist

Documents Pricing