2-(Bromomethyl)-7-methoxynaphthalene CAS 103143-23-3
| CAS No. | 103143-23-3 |
| Molecular Formula | C12H11BrO |
| Molecular Weight | 251.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2-(Bromomethyl)-7-methoxynaphthalene (C12H11BrO) contains a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. 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. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
2-(Bromomethyl)-7-methoxynaphthalene (CAS 103143-23-3), molecular formula C12H11BrO and molecular weight 251.12 g/mol, is a CATO reference standard with documented purity and traceability.
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-(Bromomethyl)-7-methoxynaphthalene 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 | C12H11BrO |
| 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| 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.) | 1986 |
| Halogen Content | Br-containing |
Related Bromomethyl Standards
- 5-(Bromomethyl)-3-methyl-1-phenyl-1H-pyrazole (CAS 1020724-91-7)
- 2-(Bromomethyl)-1-methoxynaphthalene (CAS 138779-64-3)
- 4-(Bromomethyl)-5-methyl-1-phenyl-1H-pyrazole (CAS 153863-65-1)
- [1-(Bromomethyl)naphthalen-2-yl]methanol (CAS 2060057-94-3)
- 1-(Bromomethyl)-2-methoxynaphthalene (CAS 91571-00-5)
- 1-[4-(Bromomethyl)benzyl]pyrazole (CAS 222720-87-8)
- 4-(Bromomethyl)-1-methyl-3-phenyl-1H-pyrazole (CAS 499770-86-4)
- ethyl 5-(bromomethyl)-2-methyl-pyrazole-3-carboxylate (CAS 199480-29-0)
Recommended Standards
- 3-Bromo-2-(2,5-dimethyl-1H-pyrrol-1-yl)pyridine (CAS 1021910-58-6)
- 4-Bromo-1-methyl-2-(o-tolyl)-1H-imidazole (CAS 1049126-60-4)
- 5-Bromo-1-(4-methylbenzyl)-1H-pyrazole (CAS 1057383-71-7)
- (S)-2-Bromo-1-(naphthalen-2-yl)ethan-1-ol (CAS 100306-23-8)
- 4-Amino-6-(difluoromethyl)-5-hydroxypyridine-2-sulfonyl chloride (CAS 1806883-02-2)
- Methyl 2-cyclopropyl-2-methoxyacetate (CAS 1484686-43-2)
- 1-(6-Bromopyridin-2-yl)-2-hydroxyethanone (CAS 1093879-15-2)
- 5-Bromo-4-hydrazinyl-2-(methylthio)pyrimidine (CAS 875-96-7)
- 2-(4-(((2-(Benzyloxy)-2-oxoethyl)amino)methyl)piperidin-1-yl)acetic acid (CAS 1353957-59-1)
- 2-(2-Chloro-6-iodopyridin-4-yl)ethan-1-amine (CAS 1393558-92-3)
- 4'-(Tribromomethyl)-[1,1'-biphenyl]-2-carbonitrile (CAS 876063-64-8)
- 7-Bromo-2-methylpyrido[2,3-b]pyrazine (CAS 155629-94-0)
- Ethyl 1-(4-chlorobenzyl)-3-(1H-pyrrol-1-yl)-1H-indole-2-carboxylate (CAS 339098-96-3)
- Semaglutide impurity 69 (CAS CATO-C4X-222669)
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