Determine the necessary mass, volume, or concentration for preparing a solution.
≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature Ships Normal 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.
| Pubchem Sid | 488183534 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488183534 |
| Sorrisi canonici | CCCCC(CC)CCC(=O)O |
| IUPAC Name | 4-ethyloctanoic acid |
| InChIKey | PWKJMPFEQOHBAC-UHFFFAOYSA-N |
| INCHI | 1S/C10H20O2/c1-3-5-6-9(4-2)7-8-10(11)12/h9H,3-8H2,1-2H3,(H,11,12) |
| Isomeri SMILES | CCCCC(CC)CCC(=O)O |
| WGK Germania | 3 |
| Peso molecolare | 172.26 |
| Reaxy-Rn | 1757963 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1757963&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 | Lipids and lipid-like molecules |
| Classe | Fatty Acyls |
| Subclass | Fatty acids and conjugates |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Medium-chain fatty acids |
| Alternative Parents | Branched fatty acids Monocarboxylic acids and derivatives Carboxylic acids Organic oxides Hydrocarbon derivatives Carbonyl compounds |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | Medium-chain fatty acid - Branched fatty acid - Monocarboxylic acid or derivatives - Carboxylic acid - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Carbonyl group - Aliphatic acyclic compound |
| Descrizione | This compound belongs to the class of organic compounds known as medium-chain fatty acids. These are fatty acids with an aliphatic tail that contains between 4 and 12 carbon atoms. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Data | Oggetto |
|---|---|---|---|
| Certificate of Analysis | May 06, 2023 | E102646 | |
| Certificate of Analysis | Mar 09, 2023 | E102646 | |
| Certificate of Analysis | Aug 11, 2022 | E102646 | |
| Certificate of Analysis | Mar 19, 2022 | E102646 | |
| Certificate of Analysis | Mar 19, 2022 | E102646 | |
| Certificate of Analysis | Mar 19, 2022 | E102646 | |
| Certificate of Analysis | Mar 19, 2022 | E102646 | |
| Certificate of Analysis | Mar 19, 2022 | E102646 | |
| Certificate of Analysis | Mar 19, 2022 | E102646 |
| Solubilità | Slightly soluble in water(0.13 mg/mL). Soluble in hexane |
|---|---|
| Indice di rifrazione | 1.439 |
| Punto di ebollizione (°C) | 163°C |
| Peso molecolare | 172.260 g/mol |
| XLogP3 | 3.600 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 7 |
| Exact Mass | 172.146 Da |
| Monoisotopic Mass | 172.146 Da |
| Topological Polar Surface Area | 37.300 Ų |
| Heavy Atom Count | 12 |
| Formal Charge | 0 |
| Complexity | 121.000 |
| 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. Yuqi Ke, Wenbin Jin, Qiwei Yang, Xian Suo, Yiwen Yang, Qilong Ren, Huabin Xing. (2018) Nanostructured Branched-Chain Carboxylate Ionic Liquids: Synthesis, Characterization, and Extraordinary Solubility for Bioactive Molecules. ACS Sustainable Chemistry & Engineering, [PMID:] [10.1021/acssuschemeng.8b01353] |
| 2. Zhichao Zhang, Xiaoqi Wang, Li Wang, Renan Wu, Yan Jin, Ziyuan Duan. (2025) Identification and comparison of mutton flavor related branched-chain fatty acids among 4 Chinese indigenous sheep. JOURNAL OF FOOD COMPOSITION AND ANALYSIS, [PMID:] [10.1016/j.jfca.2025.107918] |
| 3. Jinqiu Xu, Peipei Lu, Liangliang Cai, Wenyi Wu, Qing Zhu, Xiaofei Ma. (2025) Novel Y-shaped nanomicelles based on γ-cyclodextrin as chiral selector and pseudostationary phase for enantioseparation in capillary electrophoresis. MICROCHEMICAL JOURNAL, [PMID:] [10.1016/j.microc.2025.116487] |