tert-Butyl (1-(4-bromophenyl)-2-methylpropan-2-yl)carbamate CAS 1251957-72-8
| CAS No. | 1251957-72-8 |
| Molecular Formula | C15H22BrNO2 |
| Molecular Weight | 328.24 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.
tert-Butyl (1-(4-bromophenyl)-2-methylpropan-2-yl)carbamate (CAS 1251957-72-8) is a high-purity analytical reference standard with the molecular formula C15H22BrNO2 and a molecular weight of 328.24 g/mol.
Structurally, tert-Butyl (1-(4-bromophenyl)-2-methylpropan-2-yl)carbamate (C15H22BrNO2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 328.24 g/mol, it falls into the moderately-high-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
As a certified reference material (CRM), tert-Butyl (1-(4-bromophenyl)-2-methylpropan-2-yl)carbamate 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 | C15H22BrNO2 |
| Molecular Weight | 328.24 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Recommended Standards
- 2,2,2-trifluoroethyl N-[3-(furan-2-amido)phenyl]carbamate (CAS 1223299-00-0)
- tert-Butyl (1-(4-bromophenyl)-2-methylpropyl)carbamate (CAS 1613259-83-8)
- 2-Bromo-N-[4-(heptyloxy)phenyl]acetamide (CAS 1138445-90-5)
- tert-Butyl (3-bromopropyl)(phenylmethyl)carbamate (CAS 174311-01-4)
- N-(3-Cyano-4-phenyl-1H-pyrrol-2-yl)acetamide (CAS 54760-14-4)
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- Acetyl decapeptide-3 (CAS 935288-50-9)
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