Diethyl oxalate - analytical standard , CAS No.95-92-1

CAS: 95-92-1 Cat. No.: D489097 Molecular Weight: 146.14 Beilstein Registry Number: 606350 EC Number: 202-464-1
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GRADE & PURITY Analytical standard ? Analytical standard — certified-purity material for quantitative calibration. Use to prepare calibration standards and validate analytical methods.
Synonyms
DIETHYL OXALATE|95-92-1|Ethyl oxalate|diethyloxalate|Ethanedioic acid, diethyl ester|Diethyl ethanedioate|Oxalic acid, diethyl ester|Oxalic ether|Oxalic Acid Diethyl Ester|NSC 8851|Diethylester kyseliny stavelove|Diethyl ester of oxalic acid|860M3ZWF6J|DT
Storage
Room temperature
Shipped In
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Size
Status
Price
Qty
5ml
D489097-5ml
3

$149.90

$175.90
Save $26.00 (14.78%)
25ml
D489097-25ml
3

$668.90

$780.90
Save $112.00 (14.34%)
100ml
D489097-100ml
2

$2,399.90

$2,800.90
Save $401.00 (14.32%)
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Why this grade

analytical standard Analytical standard for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships FedEx DG Service Check lot-specific COA for exact specifications.

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Quality documents

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

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Literature proof

Cited in 10 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
DIETHYL OXALATE | 95-92-1 | Ethyl oxalate | diethyloxalate | Ethanedioic acid, diethyl ester | Diethyl ethanedioate | Oxalic acid, diethyl ester | Oxalic ether | Oxalic Acid Diethyl Ester | NSC 8851 | Diethylester kyseliny stavelove | Diethyl ester of oxalic acid | 860M3ZWF6J | DT
Specifications & Purity
analytical standard
Storage
Room temperature
Shipped In
FedEx DG Service
This product requires cold chain shipping. Ground and other economy services are not available.
Grade
Analytical standard
Names and Identifiers
Canonical SmilesCCOC(=O)C(=O)OCC
IUPAC Namediethyl oxalate
InChIKeyWYACBZDAHNBPPB-UHFFFAOYSA-N
INCHI1S/C6H10O4/c1-3-9-5(7)6(8)10-4-2/h3-4H2,1-2H3
Isomeric SMILES CCOC(=O)C(=O)OCC
WGK Germany 1
RTECS RO2800000
UN Number 2525
Packing Group III
Molecular Weight 146.14
Beilstein 606350
Reaxy-Rn 606350
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=606350&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.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
SubclassDicarboxylic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentDicarboxylic acids and derivatives
Alternative Parents Carboxylic acid esters  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Dicarboxylic acid or derivatives - Carboxylic acid ester - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Carbonyl group - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as dicarboxylic acids and derivatives. These are organic compounds containing exactly two carboxylic acid groups.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





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.

6 results found

Lot NumberCertificate TypeDateItem
L2203276Certificate of AnalysisJun 08, 2026 D489097
L2203277Certificate of AnalysisJun 08, 2026 D489097
G2429068Certificate of AnalysisMay 13, 2026 D489097
K2218490Certificate of AnalysisAug 19, 2024 D489097
K2218491Certificate of AnalysisAug 19, 2024 D489097
K2218492Certificate of AnalysisAug 19, 2024 D489097
Chemical and Physical Properties
SensitivityMoisture sensitive
Refractive Index1.4101
Flash Point(°F)168.8℉
Flash Point(°C)76°C
Boil Point(°C)185°C
Melt Point(°C)-41°C
Molecular Weight146.140 g/mol
XLogP30.600
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count4
Rotatable Bond Count5
Exact Mass146.058 Da
Monoisotopic Mass146.058 Da
Topological Polar Surface Area52.600 Ų
Heavy Atom Count10
Formal Charge0
Complexity114.000
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
References
1. Dang Xiaofei, Li Qian, Li Huayi, Yang Yuan, Zhang Liaoyun, Hu Youliang.  (2014)  Ziegler-Natta catalysts with novel internal electron donors for propylene polymerization.  JOURNAL OF POLYMER RESEARCH,  21  (12): (1-8).  [PMID:] [10.1007/s10965-014-0619-9]
2. Hui Li, Changmiao Huang, Zixuan Teng, Yushu Luo, Chaocan Zhang, Lili Wu, Wenchao Huang, Tingting Zhao, Lijie Dong, Wanyu Chen.  (2024)  An Ionic Liquid Supramolecular Gel Electrolyte with Unique Wide Operating Temperature Range Properties for Zinc-Ion Batteries.  Polymers,  16  (12): (1680).  [PMID:38932030] [10.3390/polym16121680]
3. Shuang Liang, Hengkun Zhao, Xiangyuan Li, Yu Feng, Jingbo Zhao.  (2024)  Efficient Strategy to Enhance the Properties of Fully Biobased Linear Dimeric Acid Polyamides.  ACS Applied Polymer Materials,      [PMID:] [10.1021/acsapm.4c01460]
4. Menghan Guo, Jie Ding, Guojing Ji, Tian Xie, Huiwen Pang, Xiang Li, Qin Zhong.  (2024)  Highly dispersed Ag/SiO2 catalyst with weak metal-support interaction for diethyl oxalate hydrogenation to ethyl glycolate.  Molecular Catalysis,      [PMID:] [10.1016/j.mcat.2024.113898]
5. Tao Peng, Ji Lan, Peng Lu, Cong Deng, Ze-Yong Zhao, Yu-Zhong Wang.  (2024)  High-Performance Biobased Elastomers with Both High Strength and High Toughness.  ACS Applied Polymer Materials,      [PMID:] [10.1021/acsapm.4c00290]
6. Xiaomeng Deng, Wensheng Wei, Zizhen Yan, Zhanguo Zhang, Yuxin Wang, Guangwen Xu, Jianjun Guo, Jinggang Zhao, Lei Shi.  (2024)  Product as additive for facilitating CO2 conversion into cyclic carbonate.  Journal of CO2 Utilization,      [PMID:] [10.1016/j.jcou.2024.102850]
7. Zhao Yanna, Hou Wentong, Huang Yuqing, Zhang Ting, Zhang Yingying, Wang Yuqi, Bai Xiaowei.  (2023)  A Green Recyclable Vanillin-Based Polymer (Amide–Imide) Vitrimer.  JOURNAL OF POLYMERS AND THE ENVIRONMENT,      [PMID:] [10.1007/s10924-023-03048-w]
8. Xiaolong Yu, Juan Zhang, Yan Zheng.  (2020)  Perchlorate adsorption onto epichlorohydrin crosslinked chitosan hydrogel beads.  SCIENCE OF THE TOTAL ENVIRONMENT,      [PMID:33187716] [10.1016/j.scitotenv.2020.143236]
9. Rongchi Zhang, Xuanbao Xiang, Donghai Sheng, Lin Zhang, Wanmeng Ren, Guoxin Xie, Shutao Wei, Huilian Dai.  (2025)  A Mechanically Robust Polyurethane Elastomer with Excellent Crack Tolerance, recyclability and Weathering Resistance via Microphase Dynamic Ordering.  Journal of Materials Chemistry A,      [PMID:] [10.1039/D5TA07448G]
10. Zhongzheng Zhu, Qitan Zheng, Junyi Yao, Siyu Liu, Hezhou Liu, Hua Li.  (2025)  Stress-free Two-way Shape Memory Polyurethane with High Reversible Strain and Excellent Mechanical Properties for Intelligent Actuators.  Advanced Industrial and Engineering Polymer Research,      [PMID:] [10.1016/j.aiepr.2025.11.004]
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