Sodium 1-heptanesulfonate
Sodium 1-heptanesulfonate (CAS: 22767-50-6), chemical formula C7H15O3SNa, is an anionic surfactant with a molecular weight of 202.25 g/mol. It functions as an effective ion-pairing reagent in high-performance liquid chromatography (HPLC), particularly useful for the separation and analysis of peptides and proteins. Supplied by Tech Serve Solutions, this compound is a valuable tool in biochemical and research applications.
- IUPAC
- 1-Heptanesulfonic acid sodium salt
- Synonyms
- 1-Heptanesulfonic acid sodium salt

Ion-Pairing Reagent for HPLC
Sodium 1-heptanesulfonate is utilised as an ion-pairing reagent in High-Performance Liquid Chromatography (HPLC). Its anionic nature allows it to pair with positively charged analytes, enhancing their retention and separation on reversed-phase columns.
Peptide and Protein Analysis
This compound is specifically applied in the HPLC analysis of peptides and proteins. It improves the chromatographic behaviour of these biomolecules, enabling more precise and reproducible analytical results in research and quality control.
Biochemical Research
As a biochemical reagent, Sodium 1-heptanesulfonate finds application in various research settings. It serves as a surfactant and is employed in separation techniques critical for understanding biological systems.
| Molecular weight | 202.25 |
|---|---|
| Linear formula | C7H15O3SNa |
| Application | Ion-pairing reagent for HPLC, including analyses of peptides and proteins. |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Description | anionic |
|---|---|
| Product Line | BioXtra |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Sodium 1-heptanesulfonate used for?
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Sodium 1-heptanesulfonate is primarily used as an ion-pairing reagent in HPLC, especially for the analysis of peptides and proteins. It also serves as a biochemical reagent and anionic detergent in research applications.
What is the CAS number and chemical formula for Sodium 1-heptanesulfonate?
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The CAS number for Sodium 1-heptanesulfonate is 22767-50-6, and its chemical formula is C7H15O3SNa.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Sodium 1-heptanesulfonate with a purity indicated by its description as an anionic surfactant and its application in BioXtra product line. The specific assay is not provided, and TSS does not represent this product as USP, BP, EP, or other pharmacopoeial grades.
What are the safety and handling considerations for Sodium 1-heptanesulfonate?
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Sodium 1-heptanesulfonate requires appropriate safety measures, including the use of eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. It is classified with WGK Germany 3, indicating a high hazard to water.
How is Sodium 1-heptanesulfonate packed and exported?
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Sodium 1-heptanesulfonate is carefully packed to ensure its integrity during transit and is available for global export by Tech Serve Solutions, adhering to all relevant shipping regulations.
How can I request a quote or sample for Sodium 1-heptanesulfonate?
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To request a quote or a sample of Sodium 1-heptanesulfonate, please contact the Tech Serve Solutions sales team through the website or by phone, providing the product name and CAS number.
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