Determine the necessary mass, volume, or concentration for preparing a solution.
| Activity Type | Relation | Activity value | Units | Action Type | Journal | PubMed Id | doi | Assay Aladdin ID |
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≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature,Cool 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 24 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Pubchem Sid | 488180751 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488180751 |
| Sonrisas canónicas | CCC(C)C(=O)O |
| IUPAC Name | 2-methylbutanoic acid |
| InChIKey | WLAMNBDJUVNPJU-UHFFFAOYSA-N |
| INCHI | 1S/C5H10O2/c1-3-4(2)5(6)7/h4H,3H2,1-2H3,(H,6,7) |
| Isómeros SMILES | CCC(C)C(=O)O |
| WGK Alemania | 1 |
| RTECS | EK7897000 |
| Número ONU | 3265 |
| Peso molecular | 102.13 |
| Beilstein | 1720486 |
| Reaxy-Rn | 1098537 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1098537&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 |
| Clase | Fatty Acyls |
| Subclass | Fatty acids and conjugates |
| Intermediate Tree Nodes | Branched fatty acids |
| Direct Parent | Methyl-branched fatty acids |
| Alternative Parents | Monocarboxylic acids and derivatives Carboxylic acids Organic oxides Hydrocarbon derivatives Carbonyl compounds |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | Methyl-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 |
| Descripción | This compound belongs to the class of organic compounds known as methyl-branched fatty acids. These are fatty acids with an acyl chain that has a methyl branch. Usually, they are saturated and contain only one or more methyl group. However, branches other than methyl may be present. |
| External Descriptors | Branched fatty acids |
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Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Fecha | Articulo |
|---|---|---|---|
| Certificate of Analysis | Jun 11, 2026 | M107377 | |
| Certificate of Analysis | Jun 11, 2026 | M107377 | |
| Certificate of Analysis | Jun 11, 2026 | M107377 | |
| Certificate of Analysis | Jun 11, 2026 | M107377 | |
| Certificate of Analysis | Mar 02, 2026 | M107377 | |
| Certificate of Analysis | Mar 02, 2026 | M107377 | |
| Certificate of Analysis | Sep 08, 2025 | M107377 | |
| Certificate of Analysis | Sep 08, 2025 | M107377 | |
| Certificate of Analysis | Sep 08, 2025 | M107377 | |
| Certificate of Analysis | Apr 03, 2025 | M107377 | |
| Certificate of Analysis | Apr 03, 2025 | M107377 | |
| Certificate of Analysis | Apr 03, 2025 | M107377 | |
| Certificate of Analysis | Sep 12, 2024 | M107377 | |
| Certificate of Analysis | Mar 12, 2024 | M107377 | |
| Certificate of Analysis | Mar 12, 2024 | M107377 | |
| Certificate of Analysis | Mar 12, 2024 | M107377 | |
| Certificate of Analysis | Mar 12, 2024 | M107377 | |
| Certificate of Analysis | Mar 12, 2024 | M107377 | |
| Certificate of Analysis | Aug 12, 2022 | M107377 | |
| Certificate of Analysis | Aug 12, 2022 | M107377 | |
| Certificate of Analysis | Aug 12, 2022 | M107377 | |
| Certificate of Analysis | Aug 12, 2022 | M107377 | |
| Certificate of Analysis | Aug 12, 2022 | M107377 | |
| Certificate of Analysis | Aug 12, 2022 | M107377 | |
| Certificate of Analysis | Aug 12, 2022 | M107377 | |
| Certificate of Analysis | Aug 12, 2022 | M107377 | |
| Certificate of Analysis | Aug 12, 2022 | M107377 | |
| Certificate of Analysis | Aug 12, 2022 | M107377 | |
| Certificate of Analysis | Aug 12, 2022 | M107377 | |
| Certificate of Analysis | Aug 12, 2022 | M107377 | |
| Certificate of Analysis | Jun 29, 2021 | M107377 |
| Solubilidad | It is soluble in water, but highly soluble in most common organic solvents such as Chloroform, Methanol. |
|---|---|
| Índice de refracción | 1.405 |
| Punto de inflamación (°F) | 165.2 °F |
| Punto de inflamación (°C) | 74 °C |
| Punto de ebullición (°C) | 176-177°C |
| Peso molecular | 102.130 g/mol |
| XLogP3 | 1.200 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 2 |
| Exact Mass | 102.068 Da |
| Monoisotopic Mass | 102.068 Da |
| Topological Polar Surface Area | 37.300 Ų |
| Heavy Atom Count | 7 |
| Formal Charge | 0 |
| Complexity | 68.500 |
| 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 |
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| 2. Xiaojie Geng, Qing Li, Xinlei Wang, Lin Zhu, Bowen Wang, Fuping Zheng, Guangnan Wang, Erbao Chen, Yuhang Zhang. (2023) Environmental factors induced metabolome shifts during Laobaigan-flavor Baijiu fermentation. JOURNAL OF FOOD COMPOSITION AND ANALYSIS, [PMID:] [10.1016/j.jfca.2023.105570] |
| 3. Jianheng Guo, Yue Xu, Sunyan Liang, Zhengkun Zhou, Chunmei Zhang, Kui Li, Xue Peng, Sheng Qin, Ke Xing. (2023) Antifungal activity of volatile compounds from Bacillus tequilensis XK29 against Botrytis cinerea causing gray mold on cherry tomatoes. POSTHARVEST BIOLOGY AND TECHNOLOGY, [PMID:] [10.1016/j.postharvbio.2022.112239] |
| 4. Zhibo Fu, Hongyang Zhang, Zhijun Zeng, Fanghong Ning, Ziwei Xu, Chenyu Liu, Min Zhang, Ping Hu. (2022) A pre-column derivatization high-performance liquid chromatography method for simultaneous determination of short-chain and medium-chain fatty acids in a fecal sample. JOURNAL OF SEPARATION SCIENCE, 46 (1): (2200671). [PMID:36285380] [10.1002/jssc.202200671] |
| 5. Yaqiong Zhang, Zhi-Hong Zhang, Ronghai He, Riyi Xu, Lei Zhang, Xianli Gao. (2022) Improving Soy Sauce Aroma Using High Hydrostatic Pressure and the Preliminary Mechanism. Foods, 11 (15): (2190). [PMID:35892775] [10.3390/foods11152190] |
| 6. Xu-Hui Huang, Yong Luo, Xiao-Hui Zhu, Charfedinne Ayed, Bao-Shang Fu, Xiu-Ping Dong, Ian Fisk, Lei Qin. (2022) Dynamic release and perception of key odorants in grilled eel during chewing. FOOD CHEMISTRY, [PMID:35030462] [10.1016/j.foodchem.2022.132073] |
| 7. Mingjie Xu, Jianheng Guo, Tengjie Li, Chunmei Zhang, Xue Peng, Ke Xing, Sheng Qin. (2021) Antibiotic Effects of Volatiles Produced by Bacillus tequilensis XK29 against the Black Spot Disease Caused by Ceratocystis fimbriata in Postharvest Sweet Potato. JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY, [PMID:34705454] [10.1021/acs.jafc.1c04585] |
| 8. Yiwen Cao, Shenjie Zhu, Lin Zhang, Qun Cui, Haiyan Wang. (2021) Qualitative and quantitative determination of trace aldehydes and ketones in food preservative propionic acid for quality improvement. Analytical Methods, 13 (26): (2989-2996). [PMID:34124731] [10.1039/D1AY00742D] |
| 9. Menghan Li, Rongrong Zhu, Xiaoxia Song, Zhijun Wang, Hongbo Weng, Jianying Liang. (2020) A sensitive method for the quantification of short-chain fatty acids by benzyl chloroformate derivatization combined with GC-MS. ANALYST, 145 (7): (2692-2700). [PMID:32073098] [10.1039/D0AN00005A] |
| 10. Hui Gao, Wenqi Niu, Yan Hong, Beibei Xu, Chengyin Shen, Chaoqun Huang, Haihe Jiang, Yannan Chu. (2014) Negative photoionization chloride ion attachment ion mobility spectrometry for the detection of organic acids. RSC Advances, 4 (109): (63977-63984). [PMID:] [10.1039/C4RA10763B] |
| 11. Yunzi Feng, Guowan Su, Haifeng Zhao, Yu Cai, Chun Cui, Dongxiao Sun-Waterhouse, Mouming Zhao. (2014) Characterisation of aroma profiles of commercial soy sauce by odour activity value and omission test. FOOD CHEMISTRY, [PMID:25148982] [10.1016/j.foodchem.2014.06.057] |
| 12. Tao Tang, Fanfan Wang, Houyun Huang, Nengneng Xie, Jie Guo, Xiaoliang Guo, Yuanyuan Duan, Xiaoyue Wang, Qingfang Wang, Jingmao You. (2024) Antipathogenic Activities of Volatile Organic Compounds Produced by Bacillus velezensis LT1 against Sclerotium rolfsii LC1, the Pathogen of Southern Blight in Coptis chinensis. JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY, [PMID:38657235] [10.1021/acs.jafc.4c00984] |
| 13. Xiao Jia, Hongli Cui, Song Qin, Jingnan Ren, Zhifeng Zhang, Qi An, Nawei Zhang, Jinchu Yang, Yongfeng Yang, Gang Fan, Siyi Pan. (2024) Characterizing and decoding the key odor compounds of Spirulina platensis at different processing stages by sensomics. FOOD CHEMISTRY, [PMID:39182338] [10.1016/j.foodchem.2024.140944] |
| 14. Yixuan Wu, Jie Sun, Wenjie Xie, Simin Xue, Xinli Li, Jianming Guo, Jinjun Shan, Guoping Peng, Yunfeng Zheng. (2025) Immunomodulation of Glycyrrhiza Polysaccharides In Vivo Based on Microbiome and Metabolomics Approaches. Foods, 14 (5): (874). [PMID:40077577] [10.3390/foods14050874] |
| 15. Zhe Song, Zhou Qiao, Jia Liu, Lingfei Han, Xi Chen, Yun Wang. (2025) Sea buckthorn berries alleviate ulcerative colitis via regulating gut Faecalibaculum rodentium-mediated butyrate biosynthesis. PHYTOMEDICINE, [PMID:40010029] [10.1016/j.phymed.2025.156490] |
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| 17. Sichen Li, Huihui Peng, Yuning Sun, Jiali Yang, Juan Wang, Fuqing Bai, Chuanyi Peng, Shuzhen Fang, Huimei Cai, Guijie Chen. (2024) Yeast β-glucan attenuates dextran sulfate sodium-induced colitis: Involvement of gut microbiota and short-chain fatty acids. INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES, [PMID:39307486] [10.1016/j.ijbiomac.2024.135846] |
| 18. Jiaqing Guo, Leyu Zhang, Ziwei Li, Yue Zhang, Ning Yang, HaiFeng Tang, Dongxu Chi, Ye Bi, Botong Liu, Lesheng Teng. (2025) A transdermal drug delivery system based on estradiol liposomes enhances the alleviation of psoriatic skin inflammation. INTERNATIONAL JOURNAL OF PHARMACEUTICS, [PMID:41033374] [10.1016/j.ijpharm.2025.126234] |
| 19. Ziming Xie, Dequan Zeng, Jingwen Wang, Mouming Zhao, Yunzi Feng. (2023) Dispersive liquid-liquid microextraction coupled with gas chromatography-mass spectrometry (GC-MS) for the determination of soy sauce aroma compounds. FOOD CONTROL, [PMID:] [10.1016/j.foodcont.2023.109838] |
| 20. Yunzi Feng, Yu Cai, Guowan Su, Haifeng Zhao, Chenxia Wang, Mouming Zhao. (2013) Evaluation of aroma differences between high-salt liquid-state fermentation and low-salt solid-state fermentation soy sauces from China. FOOD CHEMISTRY, [PMID:24128458] [10.1016/j.foodchem.2013.07.072] |
| 21. Ting Zhou, Yunzi Feng, Thierry Thomas-Danguin, Mouming Zhao. (2020) Enhancement of saltiness perception by odorants selected from Chinese soy sauce: A gas chromatography/olfactometry-associated taste study. FOOD CHEMISTRY, [PMID:32739820] [10.1016/j.foodchem.2020.127664] |
| 22. Zhihui Feng, Yifan Li, Ming Li, Yijun Wang, Liang Zhang, Xiaochun Wan, Xiaogen Yang. (2019) Tea aroma formation from six model manufacturing processes. FOOD CHEMISTRY, [PMID:30797356] [10.1016/j.foodchem.2019.01.174] |
| 23. Ke Xing, Si Yang, Jing Tao, Sun-Yan Liang, Su-Yun Kong, Sheng Qin. (2025) Volatile organic compounds of the solid fumigant prepared by strain Streptomyces setonii WY228 control gray mold disease in postharvest strawberries. POSTHARVEST BIOLOGY AND TECHNOLOGY, [PMID:] [10.1016/j.postharvbio.2025.113715] |
| 24. Kaili He, Mouming Zhao, Xing Tong, Yunzi Feng. (2025) Reveal the flavor quality changes of soy sauce during shelf life through metabolomics. FOOD CHEMISTRY, [PMID:41443118] [10.1016/j.foodchem.2025.147650] |