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Diethyl sulfite

Diethyl sulfite Structure
CAS No.
623-81-4
Chemical Name:
Diethyl sulfite
Synonyms
tl158;(C2H5O)2SO;ETHYL SULFITE;DIETHYL SULFITE;Diethyl sulphite;Ethylethylsulfonate;Diethyl sulfite,98%;Diethyl Sulfite >DIETHYL SULFITE 98%;Sulfurous acid diethyl
CBNumber:
CB4114240
Molecular Formula:
C4H10O3S
Molecular Weight:
138.19
MOL File:
623-81-4.mol
MSDS File:
SDS
Modify Date:
2024/4/25 17:59:01

Diethyl sulfite Properties

Boiling point 158-160 °C(lit.)
Density 1.077 g/mL at 25 °C(lit.)
refractive index n20/D 1.414(lit.)
Flash point 129 °F
storage temp. Flammables area
form Liquid
color Clear colorless
BRN 1701906
Dielectric constant 15.9(20℃)
CAS DataBase Reference 623-81-4(CAS DataBase Reference)
NIST Chemistry Reference Sulfurous acid, diethyl ester(623-81-4)
EPA Substance Registry System Sulfurous acid, diethyl ester (623-81-4)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS02,GHS07
Signal word  Warning
Hazard statements  H315-H319-H226
Precautionary statements  P210-P370+P378-P233-P240-P241+P242+P243-P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P403+P235-P501
Hazard Codes  Xi
Risk Statements  10-36/37/38
Safety Statements  26-36-24/25-16
RIDADR  UN 1993 3/PG 3
WGK Germany  3
RTECS  WT3511000
HazardClass  3.2
PackingGroup  III
HS Code  29209085
NFPA 704
2
1 0

Diethyl sulfite price More Price(2)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TCI Chemicals (India) D0528 Diethyl Sulfite min. 98.0 % 623-81-4 25G ₹3500 2022-05-26 Buy
TCI Chemicals (India) D0528 Diethyl Sulfite min. 98.0 % 623-81-4 500G ₹13700 2022-05-26 Buy
Product number Packaging Price Buy
D0528 25G ₹3500 Buy
D0528 500G ₹13700 Buy

Diethyl sulfite Chemical Properties,Uses,Production

Chemical Properties

clear colorless solution

Uses

Diethyl sulfite (DES) is used as a film forming and high temperature additive for electrolytes in lithium ion batteries. It improves decomposition resistance of the electrolyte. Diethyl sulfite is also used as solvent for lithium bis(oxalato)borate (LiBOB) based electrolytes. The LiBOB-based electrolyte with DES shows high oxidation potentials, and good conductivities.

General Description

This product has been enhanced for energy efficiency.

Diethyl sulfite Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 139)Suppliers
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TCI Chemicals (India) Pvt. Ltd. 1800 425 7889 New Delhi, India 6778 58 Inquiry
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SULFUROUS ACID DIETHYL ESTER (C2H5O)2SO Diethyl ester of sulfurous acid Diethyl sulphite Ethyl sulfite, (Et2SO3) Ethylethylsulfonate Sulphurous acid diethyl ester tl158 ETHYL SULFITE DIETHYL SULFITE DIETHYL SULFITE 98% Diethyl sulfite, 98% 10GR Sulfurous acid diethyl Diethyl sulfite,98% Diethyl Sulfite > 623-81-4 C4H10O3S Organic Sulfates/Sulfites Organic Building Blocks Sulfur Compounds Building Blocks Organic Building Blocks Organic Sulfates/Sulfites Sulfur Compounds