1,5-Dibromo-2,6-dimethoxynaphthalene CAS 25315-06-4
| CAS No. | 25315-06-4 |
| Molecular Formula | C12H10Br2O2 |
| Molecular Weight | 346.01 g/mol |
| 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 1,5-Dibromo-2,6-dimethoxynaphthalene.
CATO supplies 1,5-Dibromo-2,6-dimethoxynaphthalene (CAS 25315-06-4), a certified reference material (molecular formula C12H10Br2O2, MW 346.01 g/mol) for analytical method development and quality control.
Based on its molecular formula C12H10Br2O2, 1,5-Dibromo-2,6-dimethoxynaphthalene contains a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 346.01 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.
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), 1,5-Dibromo-2,6-dimethoxynaphthalene 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 | C12H10Br2O2 |
| Molecular Weight | 346.01 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Halogen Content | Br-containing |
Related Dibromo Standards
- 2,7-Dibromo-3,6-dimethoxynaphthalene (CAS 105404-89-5)
- 1,5-Dibromo-4,8-dimethoxynaphthalene (CAS 88818-38-6)
- 1,6-Dibromo-2,7-dimethoxynaphthalene (CAS 4614-12-4)
- 2,6-Dibromo-1,5-dimethoxynaphthalene (CAS 91394-96-6)
- 4,9-Dibromo-[1,2,5]thiadiazolo[3,4-g]quinoxaline (CAS 141215-31-8)
- 4,5-Dibromo-1-(methoxymethyl)-2-phenyl-1H-imidazole (CAS 159589-94-3)
- 2,2-DIBROMO-1-(4-FLUORONAPHTHALEN-1-YL)ETHANONE (CAS 951-04-2)
- 4,7-Dibromo-3-hydroxy-2-naphthoic acid (CAS 1779-10-8)
Recommended Standards
- 2-Bromo-1-(6-(3,4-dichlorophenyl)pyrimidin-4-yl)ethanone (CAS 1319158-63-8)
- N-(2-bromopyridin-4-yl)-2,6-dichlorobenzamide (CAS 1258298-00-8)
- 2,2,4-Trifluoro-6-iodobenzo[d][1,3]dioxole-5-carboxylic acid (CAS 2451905-78-3)
- 5-Bromo-N-(2,4-dichlorophenyl)nicotinamide (CAS 320742-29-8)
- Crotonicacidisopropylester (CAS 18060-77-0)
- 3-bromo-7H,8H-imidazo[1,5-a]pyrazin-8-one hydrochloride (CAS 2060063-35-4)
- (E)-2-(4-fluorophenoxy)benzaldehyde oxime (CAS 449778-79-4)
- 2-Bromo-3-chloro-6-fluorobenzaldehyde (CAS 1056264-66-4)
- 5-Bromo-N-methoxy-N-methylpyrimidine-2-carboxamide (CAS 1017598-66-1)
- Methyl 2-(2-methyl-4-phenyloxazol-5-yl)acetate (CAS 89150-40-3)
- 1-Methylhexahydro-1H-pyrazolo[1,2-a]pyridazin-6-amine (CAS 82222-18-2)
- 2-(3,5-Dimethylbenzoyl)-5-methylpyridine (CAS 1187166-47-7)
- 4-(4-Fluoro-benzenesulfinylmethyl)-piperidine-1-carboxylic acid tert-butyl ester (CAS 1353945-88-6)
- (Leu31,Pro3?)-Neuropeptide Y (human, rat) trifluoroacetate salt (CAS 132699-73-1)
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