Basic Description

Synonyms	LS-13014 \| NSC-8838 \| Ethyl sulfite \| 4-01-00-01324 (Beilstein Handbook Reference) \| EINECS 210-815-5 \| A833750 \| (C2H5O)2SO \| D95289 \| Ethyl sulfite, (Et2SO3) \| D0528 \| Diethyl sulfite \| MFCD00009098 \| Sulfurous acid, diethyl ester \| TL 158 \| Diethyl sul
Specifications & Purity	≥98%
Shipped In	Normal

Taxonomic Classification

Taxonomy Tree

Kingdom Organic compounds
- Superclass Organic oxygen compounds
  - Class Organooxygen compounds

Kingdom	Organic compounds
Superclass	Organic oxygen compounds
Class	Organooxygen compounds
Subclass	Not available
Intermediate Tree Nodes	Not available
Direct Parent	Organooxygen compounds
Alternative Parents	Organic oxides Hydrocarbon derivatives
Molecular Framework	Aliphatic acyclic compounds
Substituents	Organic oxide - Hydrocarbon derivative - Organooxygen compound - Aliphatic acyclic compound
Description	This compound belongs to the class of organic compounds known as organooxygen compounds. These are organic compounds containing a bond between a carbon atom and an oxygen atom.
External Descriptors	Not available
1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61. DOI: 10.1186/s13321-016-0174-y

Names and Identifiers

Pubchem Sid	488181581
Pubchem Sid Url	https://pubchem.ncbi.nlm.nih.gov/substance/488181581
IUPAC Name	diethyl sulfite
INCHI	InChI=1S/C4H10O3S/c1-3-6-8(5)7-4-2/h3-4H2,1-2H3
InChIKey	NVJBFARDFTXOTO-UHFFFAOYSA-N
Smiles	CCOS(=O)OCC
Isomeric SMILES	CCOS(=O)OCC
RTECS	WT3511000
UN Number	1993
Packing Group	III
Molecular Weight	138.18
Beilstein	1325
Reaxy-Rn	1701906
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1701906&ln=

Certificates（CoA,COO,BSE/TSE and Analysis Chart)

C of A & Other Certificates(BSE/TSE, COO):

Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

13 results found

Lot Number	Certificate Type	Date	Item
H2103065	Certificate of Analysis	May 12, 2025	D122901
J2211945	Certificate of Analysis	Aug 04, 2022	D122901
J2211947	Certificate of Analysis	Aug 04, 2022	D122901
D2303373	Certificate of Analysis	Aug 03, 2022	D122901
J2211946	Certificate of Analysis	Aug 03, 2022	D122901
I2201353	Certificate of Analysis	Jul 13, 2022	D122901
I2201354	Certificate of Analysis	Jul 13, 2022	D122901
B2212315	Certificate of Analysis	Jan 14, 2022	D122901
D2411044	Certificate of Analysis	Jan 14, 2022	D122901
B2212317	Certificate of Analysis	Jan 14, 2022	D122901
D2303372	Certificate of Analysis	Jan 14, 2022	D122901
B2212223	Certificate of Analysis	Jan 14, 2022	D122901
B2212310	Certificate of Analysis	Jan 14, 2022	D122901

Show more⌵

Chemical and Physical Properties

Flash Point(°F)	49°C
Flash Point(°C)	49°C
Boil Point(°C)	157°C
Molecular Weight	138.190 g/mol
XLogP3	0.900
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	4
Exact Mass	138.035 Da
Monoisotopic Mass	138.035 Da
Topological Polar Surface Area	54.700 Å²
Heavy Atom Count	8
Formal Charge	0
Complexity	65.700
Isotope Atom Count	0
Defined Atom Stereocenter Count	0
Undefined Atom Stereocenter Count	0
Defined Bond Stereocenter Count	0
Undefined Bond Stereocenter Count	0
The total count of all stereochemical bonds	0
Covalently-Bonded Unit Count	1

Citations of This Product

How to Cite Aladdin Scientific Products?

1. Xu Liu, Xinghao Sun, Xixi Shi, Dawei Song, Hongzhou Zhang, Chunliang Li, Kai-Yao Wang, Chengwei Xiao, Xizheng Liu, Lianqi Zhang. (2021) Low-temperature and high-performance Si/graphite composite anodes enabled by sulfite additive. CHEMICAL ENGINEERING JOURNAL, 421 (127782).

Solution Calculators

Molarity Calculator

Determine the necessary mass, volume, or concentration for preparing a solution.

Mass

=

Concentration

x

Volume

x

M. Wt*

g/mol

*When preparing stock solutions, always use the batch-specific molecular weight of the product found on the vial label and the Certificate of Analysis (available online).

Dilution Calculator

Determine the dilution needed to prepare a stock solution.

Concentration 1 (C1)

x

Volume 1 (V1)

=

Concentration 2 (C2)

x

Volume 2 (V2)

Reconstitution Calculator

The reconstitution calculator enables you to quickly determine the volume of a reagent needed to reconstitute your vial. Just enter the mass of the reagent and the target concentration, and the calculator will do the rest.

Volume (to add to vial)

=

Mass (in vial)

÷

Desired Reconstitution Concentration

SKU	Size	Availability	Price
D122901-5g	5g	9	$11.90
D122901-25g	25g	7	$44.90
D122901-100g	100g	5	$160.90

Diethyl Sulfite - 98%, high purity , CAS No.623-81-4