3-Nitro-4-(pyrrolidin-1-yl)benzonitrile CAS 19005-64-2
| CAS No. | 19005-64-2 |
| Molecular Formula | C11H11N3O2 |
| Molecular Weight | 217.22 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-Nitro-4-(pyrrolidin-1-yl)benzonitrile (CAS 19005-64-2) is a high-purity analytical reference standard with the molecular formula C11H11N3O2 and a molecular weight of 217.22 g/mol.
Structurally, 3-Nitro-4-(pyrrolidin-1-yl)benzonitrile (C11H11N3O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 217.22 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.
CATO manufactures 3-Nitro-4-(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 | C11H11N3O2 |
| Molecular Weight | 217.22 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 3 |
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- 4-Benzyltoluene (CAS 27776-01-8)
- 5-(4-(Aminomethyl)phenyl)-6-methylpyrimidine-2,4-diamine (CAS 50886-17-4)
- 4-(5-Methyl-1,4-dihydropyrimidin-4-yl)benzene-1,2-diol (CAS 741623-84-7)
- 7-Bromo-9-chloro-2,3,4,5-tetrahydro-1,4-benzoxazepine hydrochloride (CAS 2126177-64-6)
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- Empagliflozin impurity 176 (CAS CATO-C4X-1065176)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com