(R)-4-bromo-2-((tert-butoxycarbonyl)amino)pent-4-enoic acid CAS 149930-92-7
| CAS No. | 149930-92-7 |
| Molecular Formula | C10H16BrNO4 |
| Molecular Weight | 294.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 294.14 g/mol gives (R)-4-bromo-2-((tert-butoxycarbonyl)amino)pent-4-enoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies (R)-4-bromo-2-((tert-butoxycarbonyl)amino)pent-4-enoic acid (CAS 149930-92-7), a certified reference material (molecular formula C10H16BrNO4, MW 294.14 g/mol) for analytical method development and quality control.
Structurally, (R)-4-bromo-2-((tert-butoxycarbonyl)amino)pent-4-enoic acid (C10H16BrNO4) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 294.14 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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), (R)-4-bromo-2-((tert-butoxycarbonyl)amino)pent-4-enoic 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 | C10H16BrNO4 |
| Molecular Weight | 294.14 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1999 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- 2-(4-Methylphenyl)sulfonyl-1,3-dihydroisoquinolin-4-one (CAS 125159-93-5)
- 2-Methyl-4-(2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)butan-2-ol (CAS 1362243-52-4)
- QX 314 (CAS 21306-56-9)
- tert-Butyl (1H-imidazol-2-yl)carbamate (CAS 1339778-72-1)
- N1-(Butylsulfonyl)-N1-(4-methoxyphenyl)oxalamide (CAS 60199-61-3)
- 3-(3-Aminopropyl)-1,3-oxazolidin-2-one (CAS 1019391-02-6)
- 2-Chloroquinoline-3-carboxamide (CAS 73776-21-3)
- 5-O-DMT-uridine (CAS 81246-79-9)
- N-(4-Chlorobenzyl)-1-(2-fluorophenyl)methanamine (CAS 1019486-97-5)
- MOTS-c Peptide (CAS 1627580-64-6)
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