Molekula
3-Nitrobenzenesulfonic acid sodium salt
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
3-Nitrobenzenesulfonic acid sodium salt is a sodium salt of 3-nitrobenzenesulfonic acid, used in organic synthesis and as an intermediate in dye and pharmaceutical manufacturing. Industrially, it serves as an oxidizing and anti-reduction agent in textile processing and coloring, and as a processing aid in electroplating and photographic processing. It appears as a crystalline solid, soluble in water, and stable at ambient temperatures. CAS: 127-68-4, Molecular Formula: O2NC6H4SO3Na, Molecular Weight: 225.15 g/mol, Storage: Ambient, Signal Word: Warning. Molekula supplies 3-Nitrobenzenesulfonic acid sodium salt from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
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100 g — £46.40 per pack ex VAT · £55.68 inc. VAT
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Specifications
| Property | Value |
|---|---|
| Appearance | White to off white/light yellow powder |
| Water | ≤2.0% |
| Assay | ≥97.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 100 °C |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 350 °C |
Source: PubChem CID 31389 (PAC Chemical Database)
Identification
| Property | Value |
|---|---|
| SKU | 33147228 |
| CAS Number | 127-68-4 |
| IUPAC Name | sodium 3-nitrobenzenesulfonate |
| EC Number | 204-857-3 |
| Molecular Formula | O2NC6H4SO3Na |
| Molecular Weight | 225.15 |
| Exact Mass | 224.9708 |
| SMILES | C1=CC(=CC(=C1)S(=O)(=O)[O-])[N+](=O)[O-].[Na+] |
| InChIKey | LJRGBERXYNQPJI-UHFFFAOYSA-M |
| InChI | InChI=1S/C6H5NO5S.Na/c8-7(9)5-2-1-3-6(4-5)13(10,11)12;/h1-4H,(H,10,11,12);/q;+1/p-1 |
| PubChem CID | 31389 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29049900 |
| Tariff Code | 2904990090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H317 May cause an allergic skin reaction
- H319 Causes serious eye irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P308+313 IF exposed or concerned: Get medical advice/attention
- P501 Dispose of contents/container to an approved waste disposal plant
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
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
- Benzenesulfonic acid, 3-nitro-, sodium salt
- Ludigol
- Ludigol F,60
- m-Nitrobenzenesulfonic acid, sodium salt
- Nacan
- Nitrobenzen-m-sulfonan sodny
- SODIUM 3-NITROBENZENESULFONATE
- Sodium m-nitrobenzenesulfonate
- Tiskan
- TISKAN (CZECH)
Frequently asked questions
What is 3-Nitrobenzenesulfonic acid sodium salt used for?
It is primarily used as an intermediate in the synthesis of dyes, pharmaceuticals, and other organic compounds.
What is the chemical formula and molecular weight?
The formula is O2NC6H4SO3Na with a molecular weight of 225.15 g/mol.
How should this compound be stored?
Store at ambient temperature, protected from moisture and incompatible substances.
What grade is available?
Available in technical grade; custom purity levels may be requested.
Can Molekula supply this in bulk?
Yes, bulk quantities are available upon request; please contact our sales team for details.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS).
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.