Molekula
1-Pentanesulfonic Acid, sodium salt, monohydrate for HPLC (CH3(CH2)4SO3Na · H2O)
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-Pentanesulfonic acid, sodium salt, monohydrate is a sulfonic acid salt used as a mobile phase additive in HPLC to improve peak shape and retention of basic compounds. It is available with high purity for analytical applications. CAS: 207605-40-1, Molecular Formula: CH3(CH2)4SO3Na · H2O, Molecular Weight: 192.21 g/mol, Storage: Ambient, Signal Word: Warning. Molekula supplies 1-Pentanesulfonic acid, sodium salt, monohydrate 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
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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 |
| Loss on Drying | ≤ 2.0% |
| Assay | ≥ 99.0% |
| Identification (IR) | Conforms to structure |
| UV 200nm | ≥ 70.0% |
| UV 220nm | ≥ 90.0% |
| UV 250nm | ≥ 98.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90031906 |
| CAS Number | 207605-40-1 |
| Molecular Formula | CH3(CH2)4SO3Na · H2O |
| Molecular Weight | 192.21 |
| SMILES | CCCCCS(=O)(=O)[O-].O.[Na+] |
| REACH Code | Y113 |
| HTS Code | 29041037 |
| 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
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- 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
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P333+313 IF skin irritation or a rash occurs: Get medical advice/attention
- P337+313 If eye irritation persists 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
No alternate names recorded for this product.
Frequently asked questions
What is 1-Pentanesulfonic Acid, sodium salt, monohydrate used for?
It is used as a mobile phase additive in HPLC to improve peak shape and separation of basic compounds.
What is the chemical formula and molecular weight?
The formula is CH3(CH2)4SO3Na · H2O with a molecular weight of 192.21 g/mol.
How should this compound be stored?
Store at ambient temperature, protected from moisture and heat.
What grade is available?
Available in HPLC grade for high-purity applications.
Can Molekula supply this in bulk?
Yes, Molekula can supply 1-Pentanesulfonic Acid, sodium salt, monohydrate 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) with the shipment.
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.