3-bromo-5-(pyrrolidin-1-yl)benzonitrile CAS 1129541-71-4
| CAS No. | 1129541-71-4 |
| Molecular Formula | C11H11BrN2 |
| Molecular Weight | 251.12 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.
3-bromo-5-(pyrrolidin-1-yl)benzonitrile (CAS 1129541-71-4), molecular formula C11H11BrN2 and molecular weight 251.12 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3-bromo-5-(pyrrolidin-1-yl)benzonitrile (C11H11BrN2) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 251.12 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 3-bromo-5-(pyrrolidin-1-yl)benzonitrile under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H11BrN2 |
| Molecular Weight | 251.12 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- (1R,3S)-3-methylcyclohexan-1-ol (CAS 24965-91-1)
- 1-Methyl-3-nitro-[1,2,4]triazolo[5,1-c][1,2,4]triazin-4(1H)-one (CAS 116061-62-2)
- (3-(Pentyloxy)phenyl)methanol (CAS 1021096-28-5)
- 3,4-di-tert-butylthiophene (CAS 22808-03-3)
- 3-[(2-Aminoethyl)thio]-1-(4-methoxyphenyl)-2,5-pyrrolidinedione hydrochloride (CAS 1047652-78-7)
- Methyl (3S,6S,8aR)-6-((tert-butoxycarbonyl)amino)-5-oxooctahydroindolizine-3-carboxylate (CAS 159405-37-5)
- Acetyl Tetrapeptide- 15 (CAS 928007-64-1)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com