Molekula
1-Propanesulfonic 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
1-Propanesulfonic acid sodium salt (sodium propanesulfonate) is a water-soluble organic compound used as an ion-pair reagent in HPLC and as an electrolyte in pharmaceutical formulations and biochemical research. It is stable in aqueous solutions but is classified as a skin, eye and respiratory irritant (H315, H319, H335). This chemical has a CAS number of 14533-63-2, with the molecular formula C3H7NaO3S and a molecular weight of 164.14 g/mol. It is safely stored at ambient conditions but requires handling with caution, as indicated by its "Warning" signal word. Molekula supplies 1-Propanesulfonic 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.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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5 g — £73.20 per pack ex VAT · £87.84 inc. VAT
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25 g — £280.20 per pack ex VAT · £336.24 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White powder |
| pH | 5 - 7 |
| Loss on Drying | ≤1.0% |
| Assay | ≥99% |
| NMR | Consistent with structure |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 55328812 |
| CAS Number | 14533-63-2 |
| IUPAC Name | sodium propane-1-sulfonate |
| EC Number | 238-564-7 |
| Molecular Formula | C3H7NaO3S |
| Molecular Weight | 164.14 |
| Exact Mass | 146.0014 |
| SMILES | CCCS(=O)(=O)[O-].[Na+] |
| InChIKey | NPAWNPCNZAPTKA-UHFFFAOYSA-M |
| InChI | InChI=1S/C3H8O3S.Na/c1-2-3-7(4,5)6;/h2-3H2,1H3,(H,4,5,6);/q;+1/p-1 |
| PubChem CID | 4319363 |
| REACH Code | Y110 |
| HTS Code | 29041050 |
| Tariff Code | 2904100090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P304+341 IF INHALED: If breathing is difficult, 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
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
- 1-Propanesulfonic acid, sodium salt (1:1)
- C3H7NaO3S
- IPC-ALKS-3
- NPAWNPCNZAPTKA-UHFFFAOYSA-M
- propane-1-sulfonate
- propanesulfonic acid sodium salt
- Sodium 1-Propanesulfonate
- sodium propane-1-sulfonate
- sodium propanesulfonate
- Sodium propanesulphonate
Frequently asked questions
What is 1-propanesulfonic acid sodium salt commonly used for?
It is primarily used as an ion-pair reagent in HPLC, and as a reagent in organic synthesis.
What is the molecular formula and molecular weight of this compound?
The molecular formula is C₃H₇NaO₃S, and the molecular weight is 164.14 g/mol.
How should 1-propanesulfonic acid sodium salt be stored?
Store at ambient temperature in a tightly sealed container, away from moisture and incompatible substances.
What purity grades are available for this product?
Molekula supplies this compound in analytical and reagent grades; contact us for specific purity details.
Can Molekula supply this product in bulk quantities?
Yes, we offer bulk packaging options—please inquire for minimum order quantities and pricing.
What documentation is provided with an order of this chemical?
Each order includes a Certificate of Analysis (CoA), Safety Data Sheet (SDS), and a product specification sheet.
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.