(2S)-2-amino-2-methyl-but-3-ynoic acid CAS 151074-96-3
| CAS No. | 151074-96-3 |
| Molecular Formula | C5H7NO2 |
| Molecular Weight | 113.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including (2S)-2-amino-2-methyl-but-3-ynoic acid.
(2S)-2-amino-2-methyl-but-3-ynoic acid (CAS 151074-96-3) is a high-purity analytical reference standard with the molecular formula C5H7NO2 and a molecular weight of 113.11 g/mol.
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, (2S)-2-amino-2-methyl-but-3-ynoic acid is typically white to pale yellow liquid. Its solid-state physicochemical attributes — including a molecular weight of 113.11 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
As a certified reference material (CRM), (2S)-2-amino-2-methyl-but-3-ynoic 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 | C5H7NO2 |
| Molecular Weight | 113.11 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2000 |
| Nitrogen Atoms | 1 |
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