(R)-2-Hydroxy-2-methylbutanoic acid CAS 37505-02-5
| CAS No. | 37505-02-5 |
| Molecular Formula | C5H10O3 |
| Molecular Weight | 118.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
(R)-2-Hydroxy-2-methylbutanoic acid (CAS 37505-02-5), molecular formula C5H10O3 and molecular weight 118.13 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (R)-2-Hydroxy-2-methylbutanoic acid (C5H10O3) 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 118.13 g/mol, it falls into the low-molecular-weight range.
As a certified reference material (CRM), (R)-2-Hydroxy-2-methylbutanoic 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.
Physical & Chemical Properties
| Molecular Formula | C5H10O3 |
| Molecular Weight | 118.13 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.) | 1967 |
Related R Standards
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- 2-Hydroxy-2-methylpropanehydrazide (CAS 42596-46-3)
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Recommended Standards
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- 5-isopropyl-2-methyl-thiophen-3-amine;hydrochloride (CAS 2567558-61-4)
- (r)-1-(3-Aminopyrrolidin-1-yl)-2-ethylbutan-1-one hydrochloride (CAS 1286207-20-2)
- Propanoic acid, manganese(2+) salt (2:1) (CAS 21129-18-0)
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