Determine the necessary mass, volume, or concentration for preparing a solution.
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≥95%(GC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature,Argon charged Ships FedEx DG Service Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 3 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
2-Ethylhexanal is an aliphatic aldehyde used as an intermediate to produce various useful products such as perfumes, disinfectants, paints, warning agents, insecticides, and leak detectors.
2-Ethylhexanal can be used as:
A reductant in the Mukaiyama epoxidation of cis-cyclooctene.
A reactant in the Horner-Wadsworth-Emmons reaction to synthesize cis-α,β-unsaturated amides.
A starting material to synthesize 2-ethylhexanoic acid using manganese(II) acetate as a catalyst.
| Pubchem Sid | 504753434 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/504753434 |
| Canonical Smiles | CCCCC(CC)C=O |
| IUPAC Name | 2-ethylhexanal |
| InChIKey | LGYNIFWIKSEESD-UHFFFAOYSA-N |
| INCHI | 1S/C8H16O/c1-3-5-6-8(4-2)7-9/h7-8H,3-6H2,1-2H3 |
| Isomeric SMILES | CCCCC(CC)C=O |
| WGK Germany | 1 |
| RTECS | MN7525000 |
| UN Number | 1191 |
| Packing Group | III |
| Molecular Weight | 128.22 |
| Beilstein | 1700560 |
| Reaxy-Rn | 1700556 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1700556&ln= |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organic oxygen compounds |
| Class | Organooxygen compounds |
| Subclass | Carbonyl compounds |
| Intermediate Tree Nodes | Aldehydes |
| Direct Parent | Medium-chain aldehydes |
| Alternative Parents | Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | Medium-chain aldehyde - Organic oxide - Hydrocarbon derivative - Aliphatic acyclic compound |
| Description | This compound belongs to the class of organic compounds known as medium-chain aldehydes. These are an aldehyde with a chain length containing between 6 and 12 carbon atoms. |
| External Descriptors | Not available |
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Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
| Certificate of Analysis | Mar 16, 2026 | E156034 | |
| Certificate of Analysis | Sep 08, 2025 | E156034 | |
| Certificate of Analysis | Sep 08, 2025 | E156034 | |
| Certificate of Analysis | Mar 04, 2025 | E156034 | |
| Certificate of Analysis | Feb 03, 2023 | E156034 | |
| Certificate of Analysis | Dec 19, 2022 | E156034 | |
| Certificate of Analysis | Dec 19, 2022 | E156034 | |
| Certificate of Analysis | Dec 19, 2022 | E156034 | |
| Certificate of Analysis | Dec 19, 2022 | E156034 | |
| Certificate of Analysis | Dec 19, 2022 | E156034 | |
| Certificate of Analysis | Aug 25, 2022 | E156034 | |
| Certificate of Analysis | Aug 25, 2022 | E156034 | |
| Certificate of Analysis | Aug 25, 2022 | E156034 | |
| Certificate of Analysis | Aug 25, 2022 | E156034 | |
| Certificate of Analysis | Aug 25, 2022 | E156034 | |
| Certificate of Analysis | Aug 25, 2022 | E156034 | |
| Certificate of Analysis | May 26, 2022 | E156034 | |
| Certificate of Analysis | May 26, 2022 | E156034 | |
| Certificate of Analysis | May 26, 2022 | E156034 | |
| Certificate of Analysis | Jul 14, 2021 | E156034 | |
| Certificate of Analysis | Jun 16, 2021 | E156034 |
| Solubility | Slightly soluble in water(0.7 g/l,20 °C)。 |
|---|---|
| Sensitivity | air sensitive |
| Refractive Index | 1.42 |
| Flash Point(°F) | 111.2 °F |
| Flash Point(°C) | 44 °C |
| Boil Point(°C) | 163°C |
| Melt Point(°C) | -85°C(lit.) |
| Molecular Weight | 128.210 g/mol |
| XLogP3 | 2.600 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 5 |
| Exact Mass | 128.12 Da |
| Monoisotopic Mass | 128.12 Da |
| Topological Polar Surface Area | 17.100 Ų |
| Heavy Atom Count | 9 |
| Formal Charge | 0 |
| Complexity | 69.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 1 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
| 1. Yixiang Li, Yajun Bai, Tai-Ping Fan, Xiaohui Zheng, Yujie Cai. (2021) Characterization of a putative tropinone reductase from Tarenaya hassleriana with a broad substrate specificity. BIOTECHNOLOGY AND APPLIED BIOCHEMISTRY, 69 (6): (2530-2539). [PMID:34902878] [10.1002/bab.2302] |
| 2. Fengchuan Yu, Yajun Bai, Tai-ping Fan, Xiaohui Zheng, Yujie Cai. (2019) Alcohol dehydrogenases from Proteus mirabilis contribute to alcoholic flavor. JOURNAL OF THE SCIENCE OF FOOD AND AGRICULTURE, 99 (8): (4123-4128). [PMID:30761541] [10.1002/jsfa.9642] |
| 3. Lang WanZhong, Su Bo, Guo YaJun, Chu LianFeng. (2012) Preparation and synergetic catalytic effects of amino-functionalized MCM-41 catalysts. Science China-Chemistry, 55 (6): (1167-1174). [PMID:] [10.1007/s11426-012-4594-x] |