≥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 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Ac-Val-OH is an N-protected valine amino acid ligand. It participates in the 2,6-diolefination reaction of phenylacetic acids.
Ac-Val-OH may be employed as a ligand for the meta-selective tert-alkylation reaction.
| Pubchem Sid | 488183852 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488183852 |
| Canonical Smiles | CC(C)C(C(=O)O)NC(=O)C |
| IUPAC Name | (2S)-2-acetamido-3-methylbutanoic acid |
| InChIKey | IHYJTAOFMMMOPX-LURJTMIESA-N |
| INCHI | 1S/C7H13NO3/c1-4(2)6(7(10)11)8-5(3)9/h4,6H,1-3H3,(H,8,9)(H,10,11)/t6-/m0/s1 |
| Isomeric SMILES | CC(C)[C@@H](C(=O)O)NC(=O)C |
| Molecular Weight | 159.18 |
| Beilstein | 4(3)1367 |
| Reaxy-Rn | 1723835 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1723835&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 acids and derivatives |
| Class | Carboxylic acids and derivatives |
| Subclass | Amino acids, peptides, and analogues |
| Intermediate Tree Nodes | Amino acids and derivatives - Alpha amino acids and derivatives |
| Direct Parent | Valine and derivatives |
| Alternative Parents | N-acyl-L-alpha-amino acids Methyl-branched fatty acids Acetamides Secondary carboxylic acid amides Monocarboxylic acids and derivatives Carboxylic acids Organopnictogen compounds Organonitrogen compounds Organic oxides Hydrocarbon derivatives Carbonyl compounds |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | N-acyl-alpha-amino acid - N-acyl-alpha amino acid or derivatives - Valine or derivatives - N-acyl-l-alpha-amino acid - Branched fatty acid - Methyl-branched fatty acid - Fatty acyl - Fatty acid - Acetamide - Carboxamide group - Secondary carboxylic acid amide - Carboxylic acid - Monocarboxylic acid or derivatives - Organonitrogen compound - Organic oxide - Organopnictogen compound - Organic nitrogen compound - Organic oxygen compound - Carbonyl group - Organooxygen compound - Hydrocarbon derivative - Aliphatic acyclic compound |
| Description | This compound belongs to the class of organic compounds known as valine and derivatives. These are compounds containing valine or a derivative thereof resulting from reaction of valine at the amino group or the carboxy group, or from the replacement of any hydrogen of glycine by a heteroatom. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 D2609070 | Certificate of Analysis | Apr 15, 2026 | A109366 |
| B2218136 | Certificate of Analysis | Dec 10, 2025 | A109366 |
| B2218156 | Certificate of Analysis | Dec 10, 2025 | A109366 |
| B2218157 | Certificate of Analysis | Dec 10, 2025 | A109366 |
| B2218158 | Certificate of Analysis | Dec 10, 2025 | A109366 |
| B2218253 | Certificate of Analysis | Dec 10, 2025 | A109366 |
| H2113033 | Certificate of Analysis | May 12, 2025 | A109366 |
| B2324277 | Certificate of Analysis | Mar 06, 2023 | A109366 |
| B2324287 | Certificate of Analysis | Mar 06, 2023 | A109366 |
| B2324286 | Certificate of Analysis | Mar 02, 2023 | A109366 |
| D2327069 | Certificate of Analysis | Jan 10, 2022 | A109366 |
| E2311083 | Certificate of Analysis | Jan 10, 2022 | A109366 |
| E2526125 | Certificate of Analysis | Jan 10, 2022 | A109366 |
| Solubility | Soluble in methanol |
|---|---|
| Specific Rotation[α] | +11.0 to +14.0 deg(C=1, AcOH) |
| Melt Point(°C) | 163.0 to 167.0 °C |
| Molecular Weight | 159.180 g/mol |
| XLogP3 | 0.000 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 3 |
| Exact Mass | 159.09 Da |
| Monoisotopic Mass | 159.09 Da |
| Topological Polar Surface Area | 66.400 Ų |
| Heavy Atom Count | 11 |
| Formal Charge | 0 |
| Complexity | 165.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 1 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
| 1. Mingyuan Dou, Qing Feng, Jing Yang, Shuai Zou, Kangchun Li, Zhenpeng Li, Maoli Yang, Fuchuan Huang. (2024) Evaluation of rheological properties and tribological properties of choline/acetylamino acid ionic liquids at different frequencies. WEAR, [PMID:] [10.1016/j.wear.2024.205247] |
| 2. Yuting Li, Xiaotong Li, Jinshun Ye, Zhenzhao Weng, Xiaozhen Liu, Fengyuan Liu, Jingkun Yan, Lin Li. (2024) Reactivity of amino acid residues towards 4-methylbenzoquinone: Effect on the site-specificity of quinone-protein reaction. LWT-FOOD SCIENCE AND TECHNOLOGY, [PMID:] [10.1016/j.lwt.2024.116217] |
