4-(4-Bromobenzyl)piperidine CAS 203187-18-2
| CAS No. | 203187-18-2 |
| Molecular Formula | C12H16BrN |
| Molecular Weight | 254.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 4-(4-Bromobenzyl)piperidine (C12H16BrN) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, 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 254.17 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.
CATO supplies 4-(4-Bromobenzyl)piperidine (CAS 203187-18-2), a certified reference material (molecular formula C12H16BrN, MW 254.17 g/mol) for analytical method development and quality control.
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), 4-(4-Bromobenzyl)piperidine 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 | C12H16BrN |
| Molecular Weight | 254.17 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2015 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Bromobenzyl Standards
- 3-(4-Bromobenzyl)piperidine (CAS 1017150-72-9)
- n-(2-Bromobenzyl)cyclopentanamine (CAS 1019482-36-0)
- N-(4-Bromobenzyl)-1-cyclobutylmethanamine (CAS 1096278-23-7)
- N-(4-bromobenzyl)-1-cyclopropylethan-1-amine (CAS 1155605-37-0)
- 1-(2-Bromobenzyl)piperidine (CAS 1459-22-9)
- 2-(3-Bromobenzyl)-2-methylpyrrolidine (CAS 1514708-23-6)
- 1-(4-Bromobenzyl)piperidine (CAS 178162-69-1)
- 1-(3-Bromobenzyl)piperidine (CAS 59507-40-3)
Recommended Standards
- 4-((4-Fluoro-3-nitrophenyl)amino)-4-oxobut-2-enoic acid (CAS 524731-77-9)
- 5-Bromo-1,1,3,3-tetramethylisoindoline (CAS 221368-74-7)
- 3-Bromo-N-(cyclopentylmethyl)aniline (CAS 919800-36-5)
- 6-(1H-imidazol-1-yl)-3-(trifluoromethyl)-[1,2,4]triazolo[4,3-b]pyridazine (CAS 343372-97-4)
- (E)-3-(2-Fluoropyridin-4-yl)acrylic acid (CAS 2493978-65-5)
- 4-Amino-2-bromo-3-hydroxybenzonitrile (CAS 676124-40-6)
- Methyl 4-(benzyloxy)-3-chloro-5-ethoxybenzoate (CAS 1706452-15-4)
- Donepezil Impurity 19 (CAS 870555-76-3)
- 4-(2-Chloroethyl)benzonitrile (CAS 1260778-72-0)
- Ethyl 5-bromothieno[2,3-b]pyridine-2-carboxylate (CAS 1234615-97-4)
- 3-Bromo-2-(difluoromethyl)-6-methoxypyridin-4-amine (CAS 1805288-19-0)
- 2-Amino-N-(3-methylpyridin-2-yl)propanamide (CAS 1290761-77-1)
- 4,4'-((4,4'-Diamino-[1,1'-biphenyl]-3,3'-diyl)bis(oxy))dibutyric acid (CAS 34915-18-9)
- Semaglutide Impurity 115 (CAS CATO-C4X-2226115)
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