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

CAS: 623-81-4 Cat. No.: D122901 Summenformel: C4H10O3S Molekulargewicht: 138.18 Beilstein Registry Number: 1325 EG-Nummer: 210-815-5
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GRADE & PURITY ≥98%
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
Storage
Room temperature,Argon charged,Desiccated
Shipped In
Normal
Size
Deutschland (EU)
USA*
Price
Qty
5g
D122901-5g
9 Auf Lager
12,93€
25g
D122901-25g
7 Auf Lager
30,28€
100g
D122901-100g
5 Auf Lager
104,04€
Enter a quantity for the sizes you want to add.
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,Argon charged,Desiccated Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyme
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
Spezifikationen & Reinheit
≥98%
Storage
Room temperature,Argon charged,Desiccated
Verschickt in
Normal
Reinheit
≥98%
Namen und Kennungen
Pubchem Sid488181581
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488181581
Kanonisches LächelnCCOS(=O)OCC
IUPAC Namediethyl sulfite
InChIKeyNVJBFARDFTXOTO-UHFFFAOYSA-N
INCHI1S/C4H10O3S/c1-3-6-8(5)7-4-2/h3-4H2,1-2H3
Isomere SMILES CCOS(=O)OCC
RTECS WT3511000
UN-Nummer 1993
Verpackungsgruppe III
Molekulargewicht 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=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic oxygen compounds
KlasseOrganooxygen compounds
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentOrganooxygen compounds
Alternative Parents Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Organic oxide - Hydrocarbon derivative - Organooxygen compound - Aliphatic acyclic compound
BeschreibungThis 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
3D-Struktur
Interaktives chemisches Strukturmodell





Zertifikate (CoA, COO, BSE/TSE und Analyse-Diagramm)
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.

19 results found

Lot NumberCertificate TypeDatumArtikel
J2211947Certificate of AnalysisJul 03, 2026 D122901
J2211945Certificate of AnalysisJul 03, 2026 D122901
E2611278Certificate of AnalysisApr 24, 2026 D122901
E2611277Certificate of AnalysisApr 24, 2026 D122901
E2611276Certificate of AnalysisApr 24, 2026 D122901
B2212223Certificate of AnalysisNov 05, 2025 D122901
H2526484Certificate of AnalysisAug 15, 2025 D122901
H2526485Certificate of AnalysisAug 15, 2025 D122901
H2526486Certificate of AnalysisAug 15, 2025 D122901
H2103065Certificate of AnalysisMay 12, 2025 D122901
D2303373Certificate of AnalysisAug 03, 2022 D122901
J2211946Certificate of AnalysisAug 03, 2022 D122901
I2201353Certificate of AnalysisJul 13, 2022 D122901
I2201354Certificate of AnalysisJul 13, 2022 D122901
D2411044Certificate of AnalysisJan 14, 2022 D122901
D2303372Certificate of AnalysisJan 14, 2022 D122901
B2212317Certificate of AnalysisJan 14, 2022 D122901
B2212315Certificate of AnalysisJan 14, 2022 D122901
B2212310Certificate of AnalysisJan 14, 2022 D122901

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Chemische und physikalische Eigenschaften
Empfindlichkeitair sensitive
Flammpunkt (°F)120.2(℉)
Flammpunkt (°C)49°C
Siedepunkt (°C)157°C
Molekulargewicht138.190 g/mol
XLogP30.900
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count4
Rotatable Bond Count4
Exact Mass138.035 Da
Monoisotopic Mass138.035 Da
Topological Polar Surface Area54.700 Ų
Heavy Atom Count8
Formal Charge0
Complexity65.700
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
Referenzen
1. Xu Liu, Xinghao Sun, Xixi Shi, Dawei Song, Hongzhou Zhang, Chunliang Li, Kai-Yao Wang, Chengwei Xiao, Xizheng Liu, Lianqi Zhang.  (2020)  Low-temperature and high-performance Si/graphite composite anodes enabled by sulfite additive.  CHEMICAL ENGINEERING JOURNAL,      [PMID:] [10.1016/j.cej.2020.127782]
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