Molekula
1-Butanesulfonic 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-Butanesulfonic acid sodium salt is a water-soluble organic sulfonate used as an ion-pairing reagent in reversed-phase HPLC, where it improves the retention and separation of basic and cationic analytes, and in other laboratory applications. It is a stable salt with good compatibility in aqueous mobile phases. CAS 2386-54-1, molecular formula CH3(CH2)3SO3Na, molecular weight 160.17 g/mol. Store at ambient conditions. Signal word: Warning (may cause skin or eye irritation). Molekula supplies 1-Butanesulfonic 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.
Often bought together
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.
-
25 g — £46.70 per pack ex VAT · £56.04 inc. VAT
-
100 g — £142.80 per pack ex VAT · £171.36 inc. VAT
-
500 g — £640.00 per pack ex VAT · £768.00 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 crystalline powder |
| Solubility | (10% in water) Clear Colourless |
| Assay | ≥ 99.0% |
| Identification (IR) | Conforms to reference |
| UV 200nm | ≥ 70.0% |
| UV 220nm | ≥ 90.0% |
| UV 250nm | ≥ 98.0% |
| Suitable for ion pair chromatography | Conforms |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 26414553 |
| CAS Number | 2386-54-1 |
| IUPAC Name | sodium butane-1-sulfonate |
| EC Number | 219-201-1 |
| Molecular Formula | CH3(CH2)3SO3Na |
| Molecular Weight | 160.17 |
| Exact Mass | 160.017 |
| SMILES | CCCCS(=O)(=O)[O-].[Na+] |
| InChIKey | XQCHMGAOAWZUPI-UHFFFAOYSA-M |
| InChI | InChI=1S/C4H10O3S.Na/c1-2-3-4-8(5,6)7;/h2-4H2,1H3,(H,5,6,7);/q;+1/p-1 |
| PubChem CID | 4096517 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 29041050 |
| Tariff Code | 2904100090 |
Safety & GHS
-
Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P260 Do not breathe 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
- 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
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Russian, 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-Butanesulfonic acid, sodium salt (1:1)
- Butylsulfonic Acid Sodium Salt
- Sodium 1-butanesulfonate
- Sodium 1-butanesulfonate, anionic detergent
- sodium butane-1-sulfonate
- Sodium butane-1-sulfonate;Sodium 1-butanesulfonate
- Sodium butane-1-sulphonate
- sodium butanesulfonate
- Sodium butylsulfonate
- sodium n-butylsulfonate
Frequently asked questions
What is 1-Butanesulfonic acid sodium salt commonly used for?
It is primarily used as a surfactant, in biochemical research (e.g., protein crystallization), and as a mild detergent or as an ion-pairing reagent in reversed-phase HPLC in laboratory settings.
What is the molecular formula and molecular weight of this product?
The molecular formula is **CH₃(CH₂)₃SO₃Na**, and the molecular weight is **160.17 g/mol**.
How should this product be stored?
Store at **ambient temperature** in a cool, dry place, away from incompatible substances like strong oxidizers.
What grades or purities are available for this product?
Molekula supplies this product in **ACS/analytical grade** and **biochemical grade** for research and industrial applications.
Can Molekula supply this product in bulk quantities?
Yes, we offer bulk packaging options for this product—please contact our sales team for custom quotes and lead times.
What documentation is provided with an order of this product?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and a **product specification sheet** for reference.
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.