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Merck
CN

1.18306

Sodium 1-heptanesulfonate

for ion pair chromatography LiChropur

Synonym(s):

Heptane-1-sulfonic acid sodium salt

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About This Item

Empirical Formula (Hill Notation):
C7H15NaO3S
CAS Number:
Molecular Weight:
202.25
UNSPSC Code:
12352107
EC Index Number:
245-210-5
NACRES:
NB.21
MDL number:
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Product Name

Heptane-1-sulfonic acid sodium salt, for ion pair chromatography LiChropur

Quality Segment

assay

≥99% (acidimetric)

technique(s)

ion pair chromatography: suitable

transmittance

200 nm, ≥70%, 220 nm, ≥90%, 250 nm, ≥98%, (0.005 M; 1 cm in H2O)

pH

5.5-7.5 (20 °C, 100 g/L in H2O)

mp

>300 °C

bulk density

391 kg/m3

storage temp.

15-25°C

SMILES string

[Na+].[S](=O)(=O)([O-])CCCCCCC

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

General description

Heptane-1-sulfonicacid sodium salt is commonly employed as an ion-pair reagent in reversed-phaseliquid chromatography (RPLC) to improve the separation and retention ofanalytes.

Application

Heptane-1-sulfonic acid sodium salt can be used as a mobile phase component in high-performance liquid chromatographic methods to determine water-soluble vitamins.

Legal Information

LiChropur is a trademark of Merck KGaA, Darmstadt, Germany


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Storage Class

11 - Combustible Solids

wgk

WGK 2



Certificates of Analysis (COA)

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