(2,5-Dimethoxybenzyl)triphenylphosphonium bromide CAS 25224-32-2
| CAS No. | 25224-32-2 |
| Molecular Formula | C27H26O2P |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of (2,5-Dimethoxybenzyl)triphenylphosphonium bromide is closely related to a steroid core, organophosphorus functionality, a hydroxyl group, an ether linkage, bromine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies (2,5-Dimethoxybenzyl)triphenylphosphonium bromide (CAS 25224-32-2), a certified reference material (molecular formula C27H26O2PBr, MW 493.38 g/mol) for analytical method development and quality control.
Structurally, (2,5-Dimethoxybenzyl)triphenylphosphonium bromide (C27H26O2PBr) contains a steroid core, organophosphorus functionality, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 14.5, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 493.38 g/mol, it falls into the moderately-high-molecular-weight range. 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.
As a certified reference material (CRM), (2,5-Dimethoxybenzyl)triphenylphosphonium bromide 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 | C27H26O2P Br |
| Molecular Weight | 493.38 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) | 14.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Halogen Content | Br-containing |
Related Dimethoxybenzyl Standards
- 4-(3,4-Dimethoxybenzyl)phthalazin-1(2H)-one (CAS 10001-31-7)
- n-(2,3-Dimethoxybenzyl)-1-(1,5-dimethyl-1h-pyrazol-4-yl)methanamine (CAS 1006437-15-5)
- 1-(2,4-Dimethoxybenzyl)-1H-pyrazol-5-amine (CAS 1006463-92-8)
- n-(2,3-Dimethoxybenzyl)-1-methyl-1h-pyrazol-4-amine (CAS 1006961-87-0)
- n-(3,4-Dimethoxybenzyl)-1-methyl-1h-pyrazol-4-amine (CAS 1006961-92-7)
- 1-(3,4-Dimethoxybenzyl)piperidin-4-amine (CAS 100861-94-7)
- (2,6-Dimethoxybenzyl)hydrazine (CAS 1016711-22-0)
- 1-(3,4-Dimethoxybenzyl)-5-oxopyrrolidine-3-carbonitrile (CAS 1017398-00-3)
Recommended Standards
- 1-(4-Aminophenyl)-4-methyl-4,5-dihydro-1h-1,2,4-triazol-5-one (CAS 1427380-50-4)
- 2-((4-((tert-Butoxycarbonyl)amino)cyclohexyl)(cyclopropyl)amino)acetic acid (CAS 1353987-07-1)
- Ethyl 4-((3S,5R)-3,5-dimethylpiperazin-1-yl)benzoate (CAS 234082-05-4)
- (3α,5α,17α)-19-Norpregnane-3,17-diol (CAS 6961-15-5)
- Methyl 2-acetylthiazole-5-carboxylate (CAS 1261080-59-4)
- N-Ethyl-N-(5-fluoro-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl)ethanamine hydrochloride (CAS 2096334-24-4)
- 3-(2,3-Dimethylphenyl)-1-(2,4-dimethylphenyl)propan-1-one (CAS 898792-74-0)
- (E)-4-((3,5-dimethylphenyl)amino)-4-oxobut-2-enoic acid (CAS 929697-66-5)
- 2,6-Dimethylimidazo[1,2-a]pyridine-3-carboxylic acid (CAS 81438-52-0)
- Insulin Degludec Impurity 26 (CAS CATO-C4X-215726)
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