≥98%(GC) 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 4 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
2-Methylpentanoic acid is a volatile fatty acid found in tobacco[1] and milk.
| Pubchem Sid | 488180386 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488180386 |
| Sourires canoniques | CCCC(C)C(=O)O |
| IUPAC Name | 2-methylpentanoic acid |
| InChIKey | OVBFMEVBMNZIBR-UHFFFAOYSA-N |
| INCHI | 1S/C6H12O2/c1-3-4-5(2)6(7)8/h5H,3-4H2,1-2H3,(H,7,8) |
| Isomères SMILES | CCCC(C)C(=O)O |
| WGK Allemagne | 2 |
| RTECS | YV7700000 |
| Numéro ONU | 3265 |
| Poids moléculaire | 116.16 |
| Beilstein | 1720658 |
| Reaxy-Rn | 1720655 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1720655&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 | 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 |
| Description | 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 |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Article |
|---|---|---|---|
 G2608741 | Certificate of Analysis | Jul 10, 2026 | M117868 |
| L2110435 | Certificate of Analysis | Sep 17, 2025 | M117868 |
| L2103708 | Certificate of Analysis | Sep 09, 2025 | M117868 |
| L2103718 | Certificate of Analysis | Sep 09, 2025 | M117868 |
| L2103720 | Certificate of Analysis | Sep 09, 2025 | M117868 |
| C2112369 | Certificate of Analysis | Dec 06, 2024 | M117868 |
| J2417519 | Certificate of Analysis | Jul 10, 2024 | M117868 |
| J2417525 | Certificate of Analysis | Jul 10, 2024 | M117868 |
| J2417526 | Certificate of Analysis | Jul 10, 2024 | M117868 |
| B2317223 | Certificate of Analysis | Nov 17, 2021 | M117868 |
| B2420069 | Certificate of Analysis | Nov 17, 2021 | M117868 |
| Solubilité | Soluble in water(13g/L). |
|---|---|
| Indice de réfraction | 1.414 |
| Point d'éclair (°F) | 195.8 °F |
| Point d'éclair (°C) | 91 °C |
| Point d'ébullition (°C) | 196-197°C |
| Poids moléculaire | 116.160 g/mol |
| XLogP3 | 1.800 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 3 |
| Exact Mass | 116.084 Da |
| Monoisotopic Mass | 116.084 Da |
| Topological Polar Surface Area | 37.300 Ų |
| Heavy Atom Count | 8 |
| Formal Charge | 0 |
| Complexity | 78.600 |
| 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. Hong Song, Rui Guo, Xianbao Sun, Yuxing Kou, Xuan Ma, Yinan Chen, Lihua Song, Chunmei Yuan, Yan Wu. (2023) Xylooligosaccharides from corn cobs alleviate loperamide-induced constipation in mice via modulation of gut microbiota and SCFA metabolism. Food & Function, [PMID:37694718] [10.1039/D3FO02688D] |
| 2. Chunlian Liu, Chengcheng Song, Yan Wang, Yangxin Xiao, Zhongshi Zhou, Guosheng Cao, Xiongjie Sun, Yanju Liu. (2022) Deep-fried Atractylodes lancea rhizome alleviates spleen deficiency diarrhea–induced short-chain fatty acid metabolic disorder in mice by remodeling the intestinal flora. JOURNAL OF ETHNOPHARMACOLOGY, [PMID:36442762] [10.1016/j.jep.2022.115967] |
| 3. Ye-Ting Zou, Jing Zhou, Jin-Hao Zhu, Cheng-Ying Wu, Hong Shen, Wei Zhang, Shan-Shan Zhou, Jin-Di Xu, Qian Mao, Ye-Qing Zhang, Fang Long, Song-Lin Li. (2022) Gut Microbiota Mediates the Protective Effects of Traditional Chinese Medicine Formula Qiong-Yu-Gao against Cisplatin-Induced Acute Kidney Injury. Microbiology Spectrum, 10 (3): [PMID:35481834] [10.1128/spectrum.00759-22] |
| 4. Yadong Wang, Ying Wang, Sizhe Qiu, Bei Wang, Hong Zeng. (2024) Metagenomic and flavoromic profiling reveals the correlation between the microorganisms and volatile flavor compounds in Monascus-fermented cheese. FOOD RESEARCH INTERNATIONAL, [PMID:38823869] [10.1016/j.foodres.2024.114483] |
