3-Hydroxy-2-methylpentanoic acid CAS 28892-73-1
| CAS No. | 28892-73-1 |
| Molecular Formula | C6H12O3 |
| Molecular Weight | 132.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-Hydroxy-2-methylpentanoic acid 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.
3-Hydroxy-2-methylpentanoic acid (CAS 28892-73-1), molecular formula C6H12O3 and molecular weight 132.16 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3-Hydroxy-2-methylpentanoic acid (C6H12O3) contains a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 1.0, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 132.16 g/mol, it falls into the low-molecular-weight range.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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.) | 1965 |
Related Hydroxy 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
- 3-Hydroxy-2,3-dimethylbutanoic acid (CAS 23985-53-7)
- 3-Hydroxy-4-methylpentanoic acid (CAS 5980-21-2)
- 3-Hydroxy-2,2-dimethylbutanoic acid (CAS 29269-83-8)
- 3-Methoxy-2,2-dimethylpropionic Acid (CAS 64241-78-7)
- {2-[(4-bromophenyl)sulfanyl]pyridin-3-yl}methyl N-(4-chlorophenyl)carbamate (CAS 478031-20-8)
- Furan-2-yl(3-isopropoxyphenyl)methanol (CAS 1443341-38-5)
- 4-methyl-2-(methylsulfanyl)-5-(tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 1354911-06-0)
- 5-(2-Bromo-4-nitrophenyl)furan-2-carboxylic acid (CAS 585516-48-9)
- 1-cyclopentyl-3-(pyridin-2-yl)-1H-pyrazole-4-carbaldehyde (CAS 1293221-59-6)
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- 2-Fluoro-3-nitroaniline (CAS 21397-11-5)
- 2-(2H-1,2,3-triazol-2-yl)benzaldehyde (CAS 1535372-64-5)
- 4-Amino-3-(difluoromethyl)-5-fluoropicolinonitrile (CAS 1806811-09-5)
- Allo-D-Ile12-Tirzepatide (CAS CATO-CPTD788963)
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