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
• PubChem Substance ID: 24895533
• NACRES: NA.21

Properties

• description: anionic
• Quality Level: 100
• mol wt: 202.25 g/mol
• technique(s): HPLC: suitable; LC/MS: suitable
• solubility: H₂O: ≥100 mg/mL
• 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.

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).

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 2
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves