8.20708

2-Hydroxyethanesulfonic acid sodium salt

for synthesis

• Synonym(s): 2-Hydroxyethanesulfonic acid sodium salt, Isethionic acid sodium salt, Sodium isethionate
• Empirical Formula (Hill Notation): C₂H₅NaO₄S
• CAS Number: 1562-00-1
• Molecular Weight: 148.11
• UNSPSC Code: 12352107
• EC Index Number: 216-343-6
• NACRES: NA.22
• MDL number: MFCD00007534
• Form: powder

Properties

• Quality Level: 200
• 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
• SMILES string: [Na+].[S](=O)(=O)([O-])CCO
• 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

Description

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

Safety Information

• Storage Class: 13 - Non Combustible Solids
• wgk: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable