(2-Nitrobenzyl)triphenylphosphonium bromide CAS 23308-83-0
| CAS No. | 23308-83-0 |
| Molecular Formula | C25H21NO2P |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including (2-Nitrobenzyl)triphenylphosphonium bromide.
(2-Nitrobenzyl)triphenylphosphonium bromide (CAS 23308-83-0) is a high-purity analytical reference standard with the molecular formula C25H21NO2PBr and a molecular weight of 478.33 g/mol.
Based on its molecular formula C25H21NO2PBr, (2-Nitrobenzyl)triphenylphosphonium bromide contains a steroid core, an amide group, organophosphorus functionality, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 478.33 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures (2-Nitrobenzyl)triphenylphosphonium bromide 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 | C25H21NO2P Br |
| Molecular Weight | 478.33 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 15.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Nitrobenzyl Standards
- P-nitrobenzyl bromide (CAS 100-11-8)
- 4-nitrobenzyl chloride (CAS 100-14-1)
- 2-((4-Nitrobenzyl)thio)benzo[d]oxazole (CAS 100537-64-2)
- 2-[(4-Nitrobenzyl)thio]-1H-benzimidazole (CAS 100541-50-2)
- 2,5-Bis((4-nitrobenzyl)thio)-1,3,4-thiadiazole (CAS 101291-96-7)
- 1-(3-Nitrobenzyl)piperidin-4-one (CAS 1016507-83-7)
- N-(4-Nitrobenzyl)cyclopropanesulfonamide (CAS 1019855-82-3)
- n-(2-Nitrobenzyl)butan-2-amine (CAS 1021071-55-5)
Recommended Standards
- 2-(Pyrimidin-2-yl)butan-2-amine (CAS 1341780-96-8)
- 3-Cyclopropylpropanoyl chloride (CAS 56105-20-5)
- 4-(1-Pyrazolyl)benzenesulfonyl Chloride (CAS 18336-39-5)
- Ethyl 2-(6-chloropyridazin-3-yl)-2-fluoroacetate (CAS 1208249-84-6)
- Obeticholic Acid Impurity 22 (CAS CATO-C4X-115322)
- (R)-C5-TunaPhos (CAS 301847-91-6)
- 1-[4-(trifluoromethyl)phenyl]cyclopropan-1-ol (CAS 1224883-68-4)
- Ceftazidime Impurity 91 (CAS CATO-C4X-121291)
- Isoquinoline-6,7-diol hydrobromide (CAS 113884-76-7)
- Semaglutide Impurity 121 X Sodium Salt (CAS CATO-C4X-2226121)
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