H2766

Sodium 1-heptanesulfonate

• Synonym(s): 1-Heptanesulfonic acid sodium salt
• Linear Formula: C₇H₁₅O₃SNa
• CAS Number: 22767-50-6
• Molecular Weight: 202.25
• EC Number: 245-210-5
• MDL number: MFCD00007543
• UNSPSC Code: 12161900
• PubChem Substance ID: 24895533
• NACRES: NA.21

Properties

• biological source: synthetic (oragnic)
• Quality Level: 100
• description: anionic
• form: powder
• mol wt: 202.25 g/mol
• technique(s): HPLC: suitable; LC/MS: suitable
• impurities: <2.0% water (Karl Fischer)
• mp: 300 °C (572 °F)
• solubility: H₂O: ≥100 mg/mL
• cation traces: Na: 10.8-12.0 % (w/v) (anhydrous)
• SMILES string: [Na+].CCCCCCCS([O-])(=O)=O
• InChI: 1S/C7H16O3S.Na/c1-2-3-4-5-6-7-11(8,9)10;/h2-7H2,1H3,(H,8,9,10);/q;+1/p-1
• InChI key: REFMEZARFCPESH-UHFFFAOYSA-M

Description

General description

Sodium 1-heptanesulfonate belongs to the sodium alkylsulfonate group of surfactants. It has a -SO^?3 head group with sodium and an alkyl chain attached to the head group. Sodium 1-heptanesulfonate has a critical micelle concentration value of 0.302 mol/dm3.

Sodium 1-heptanesulfonate, also known as sodium heptanesulfonate, is a versatile compound commonly used in lab experiments and biochemical research. It acts as an ion-pairing agent, surfactant, and buffer, playing a crucial role in various applications. In biochemistry, it helps with tasks like protein purification and nucleic acid separation by reducing surface tension for better mixing. It also serves as a chelating agent for metal ion analysis and acts as a buffer in biological experiments. Sodium 1-heptanesulfonate is a preferred choice in HPLC and high-performance capillary electrophoresis analyses, aiding in the separation of positively charged analytes in both organic and inorganic compounds, from pharmaceuticals to peptide research.

Application

Sodium 1-heptanesulfonate has been used as a component of the mobile phase buffer for preequilibration of high performance liquid chromatography column.

Ion-pairing reagent for HPLC, including analyses of peptides and proteins.

Biochem/physiol Actions

Sodium 1-heptanesulfonate serves as an ion-pairing reagent for analysis of epinephrine and norepinephrine in ion-pairing chromatography (IPC).

Features and Benefits

• Ideal for Cell Biology and Biochemical Research
• High purity chemical suitable for multiple research applications

Other Notes

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Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 2
• ppe: Eyeshields, Gloves, type N95 (US)