methyl 2-hydroxy-3-methylbutanoate CAS 21632-23-5
| CAS No. | 21632-23-5 |
| Molecular Formula | C6H12O3 |
| Molecular Weight | 132.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 132.16 g/mol gives methyl 2-hydroxy-3-methylbutanoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
methyl 2-hydroxy-3-methylbutanoate (CAS 21632-23-5), molecular formula C6H12O3 and molecular weight 132.16 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C6H12O3, methyl 2-hydroxy-3-methylbutanoate contains a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 132.16 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), methyl 2-hydroxy-3-methylbutanoate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C6H12O3 |
| Molecular Weight | 132.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1963 |
Related methyl Standards
- n'-Hydroxy-2-(propan-2-yloxy)ethanimidamide (CAS 1016754-49-6)
- 5-Hydroxy-4-methylpentanoic acid (CAS 105025-31-8)
- n'-Hydroxy-4-methoxybutanimidamide (CAS 1312601-25-4)
- N'-Hydroxy-2-methoxy-2-methylpropanimidamide (CAS 1354968-72-1)
- 3-Hydroxy-3-methylpentanoic acid (CAS 150-96-9)
- 5-Hydroxy-3-methylpentanoic acid (CAS 151-11-1)
- Methyl 2-hydroxy-3-methylbutanoate (CAS 17417-00-4)
- 4-Hydroxy-2,2-dimethylbutanoic acid (CAS 187935-22-4)
Recommended Standards
- Methyl 2,4-diaminobutanoate (CAS 37529-96-7)
- Methyl 2-isopropylhydrazinecarboxylate (CAS 31457-71-3)
- METHYL 2-(HYDROXYMETHYL)BUTANOATE (CAS 56970-75-3)
- methyl 3-hydroxy-2-methylbutanoate (CAS 34293-67-9)
- 6-(4-Chlorophenyl)-1-[(4-fluorophenyl)methyl]-4-(methylsulfanyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 478042-87-4)
- 1H,1H,2H,2H,3H,3H,4H,4H-Perfluorodecan-1-ol (CAS 39239-79-7)
- Tert-butyl (4-aminocyclohexyl)(oxetan-3-yl)carbamate (CAS 1780130-91-7)
- Methyl 2-(3-chlorobenzamido)-5-((3-chlorophenyl)carbamoyl)-4-methylthiophene-3-carboxylate (CAS 335408-68-9)
- (3R,4S)-rel-4-(3-Chlorophenyl)pyrrolidine-3-carboxylic acid (CAS 1284355-00-5)
- 6-Chloronaphthalene-1-sulfonyl chloride (CAS 102153-61-7)
- 2-(1-Ethyl-1h-indol-3-yl)acetic acid (CAS 58690-18-9)
- 6-Ethynyl-1H-benzo[d][1,2,3]triazole (CAS 1679389-22-0)
- [8-ethynyl-7-fluoro-3-(methoxymethoxy)-1-naphthyl]boronic acid (CAS 2839189-85-2)
- Copper Peptide ·2 acetate salt (CAS 130120-57-9)
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