4-(4-Bromophenyl)-2-methylpyrrolidine CAS 1344259-71-7
| CAS No. | 1344259-71-7 |
| Molecular Formula | C11H14BrN |
| Molecular Weight | 240.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 4-(4-Bromophenyl)-2-methylpyrrolidine (C11H14BrN) 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 240.14 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
4-(4-Bromophenyl)-2-methylpyrrolidine (CAS 1344259-71-7), molecular formula C11H14BrN and molecular weight 240.14 g/mol, is a CATO reference standard with documented purity and traceability.
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-Bromophenyl)-2-methylpyrrolidine 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 | C11H14BrN |
| Molecular Weight | 240.14 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.) | 1991 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Bromophenyl Standards
- [(3-bromophenyl)methyl](cyclopropylmethyl)amine (CAS 1019506-79-6)
- [(4-Bromophenyl)methyl](cyclopropylmethyl)amine (CAS 1019538-77-2)
- 1-(4-Bromophenyl)cyclobutanemethanamine (CAS 1039932-36-9)
- 3-(4-Bromophenyl)-1-methylpyrrolidine (CAS 1088410-99-4)
- 1-(4-Bromophenyl)cyclopentanamine (CAS 1094341-13-5)
- 1-(3-Bromophenyl)cyclopentanamine (CAS 1097826-42-0)
- (4-Bromophenyl)(cyclobutyl)methanamine (CAS 1152573-89-1)
- 3-[(4-bromophenyl)methyl]pyrrolidine (CAS 1158764-56-7)
Recommended Standards
- 5-(2-Bromoethyl)-1-methylindoline (CAS 1343373-90-9)
- 1-(4-Bromo-2-methylphenyl)pyrrolidine (CAS 1352209-63-2)
- 6-Bromo-2-ethyl-1,2,3,4-tetrahydroisoquinoline (CAS 1341034-57-8)
- 6-Bromo-4,4-dimethyl-1,2,3,4-tetrahydroquinoline (CAS 135631-91-3)
- (2E)-3-(3,5-dimethyl-1-phenyl-1H-pyrazol-4-yl)acrylic acid (CAS 51294-61-2)
- 3-(Difluoromethyl)-3-methylazetidinehydrochloride (CAS 2227206-51-9)
- N-(5-Chloro-2-methoxyphenyl)-1-(3,4-dimethylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine (CAS 890885-18-4)
- Methyl 2,4-dimethyl-6-oxocyclohexane-1-carboxylate (CAS 1558663-87-8)
- 1-((1'-Benzyl-4',5'-dimethyl-1'H-[1,2'-bipyrrol]-3'-yl)methyl)-3-(p-tolyl)urea (CAS 478077-25-7)
- 6-Chloro-2-(methylthio)-1H-benzo[d]imidazol-5-ol (CAS 2451246-80-1)
- Ethyl 4-amino-3-(2,5-difluorophenyl)-2-thioxo-2,3-dihydrothiazole-5-carboxylate (CAS 689772-21-2)
- 2-[4-(4-Methoxybenzenesulfonyl)-3,4-dihydro-2H-1,4-benzoxazin-3-yl]acetic acid (CAS 865657-74-5)
- 5-{[5-(thiophen-3-yl)-2H-1,2,3,4-tetrazol-2-yl]methyl}-1,3,4-oxadiazole-2-thiol (CAS 871497-66-4)
- Semaglutide Impurity 148 (CAS CATO-C4X-2226148)
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