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8.20708

Sigma-Aldrich

2-Hydroxyethanesulfonic acid sodium salt

for synthesis

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Synonym(s):
2-Hydroxyethanesulfonic acid sodium salt, Isethionic acid sodium salt, Sodium isethionate
Empirical Formula (Hill Notation):
C2H5NaO4S
CAS Number:
Molecular Weight:
148.11
MDL number:
UNSPSC Code:
12352107
EC Index Number:
216-343-6
NACRES:
NA.22

Quality Level

form

powder

potency

>2500 mg/kg LD50, oral (Rat)

pH

7.0-11.0 (20 °C, 20 g/L in H2O)

mp

192-194 °C

bulk density

800 kg/m3

storage temp.

2-30°C

InChI

1S/C2H6O4S.Na/c3-1-2-7(4,5)6;/h3H,1-2H2,(H,4,5,6);/q;+1/p-1

InChI key

LADXKQRVAFSPTR-UHFFFAOYSA-M

Application


  • Investigation on specific heat capacity and thermal behavior of sodium hydroxyethyl sulfonate: This study presents a detailed analysis of the thermal behavior and specific heat capacity of sodium hydroxyethyl sulfonate, also known as 2-hydroxyethanesulfonic acid sodium salt (SHES) (H Hao, Y Zhang, X Chen, 2017).

  • Design and Mechanism of a Self‐Powered and Disintegration–Reorganization–Regeneration Power Supply with Cold Resistance: The research explores a novel power supply system using 2-hydroxyethanesulfonic acid sodium salt, focusing on its cold resistance characteristics (H Dai, Y Chen, W Dai, Z Hu, M Li, W Zhang, 2021).

Analysis Note

Assay (acidimetric after ion exchange): ≥ 98.0 %
Identity (IR): passes test

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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