1,3-Dibromo-5-n-octylbenzene CAS 75894-99-4
| CAS No. | 75894-99-4 |
| Molecular Formula | C14H20Br2 |
| Molecular Weight | 348.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 348.12 g/mol gives 1,3-Dibromo-5-n-octylbenzene distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1,3-Dibromo-5-n-octylbenzene (CAS 75894-99-4), molecular formula C14H20Br2 and molecular weight 348.12 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C14H20Br2, 1,3-Dibromo-5-n-octylbenzene contains bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 348.12 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.
As a certified reference material (CRM), 1,3-Dibromo-5-n-octylbenzene 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 | C14H20Br2 |
| Molecular Weight | 348.12 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Halogen Content | Br-containing |
Related Dibromo Standards
- 1,4-Dibromo-2,5-di-tert-butylbenzene (CAS 22875-47-4)
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- 2,3-DIBROMO-5-(4-METHOXYPHENYL)THIOPHENE (CAS 869540-83-0)
- ethyl 2,2-dibromo-1-phenylcyclopropane-1-carboxylate (CAS 65655-78-9)
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- 2,3-Dibromo-6,7-dimethoxyquinoxaline (CAS 1372142-07-8)
- 6,8-Dibromo-5-methylimidazo-[1,2-a]pyridine-2-carbohydrazide (CAS 1427460-65-8)
- Methyl 6,8-dibromo-2H-chromene-3-carboxylate (CAS 177496-81-0)
Recommended Standards
- Ethyl 4-bromo-8-(trifluoromethyl)quinoline-3-carboxylate (CAS 1242260-78-1)
- Ethyl 4-bromo-7-(trifluoromethyl)quinoline-3-carboxylate (CAS 1242260-62-3)
- 2-Bromo-8-(2,3,4-trifluorophenoxy)-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine (CAS 2443488-25-1)
- Ethyl 4-bromo-6-(trifluoromethyl)quinoline-3-carboxylate (CAS 1242260-07-6)
- 2-{1-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]-5-oxo-4,5-dihydro-1H-pyrazol-3-yl}acetic acid (CAS 1097785-66-4)
- tert-Butyl 4-(2,2-dimethylpropanoyl)piperazine-1-carboxylate (CAS 1328507-54-5)
- Cucurbitacin E-2-O-glucoside (CAS 1398-78-3)
- 5-Bromo-2,3,4,9-tetrahydro-1H-carbazol-1-one (CAS 1100345-72-9)
- 4-Chloro-2-methoxy-5H,6H,7H-pyrrolo[2,3-d]pyrimidin-6-one (CAS 1093799-53-1)
- 2-(2,3,4,9-Tetrahydro-1H-carbazol-3-yl)isoindoline-1,3-dione (CAS 1234493-21-0)
- Ethyl 2-bromo-4-(2-methylbenzyl)thiazole-5-carboxylate (CAS 1206908-12-4)
- Ethyl 5-cyclohexylisoxazole-3-carboxylate (CAS 908856-64-4)
- 2-((2-Methoxyethyl)amino)-2-methylpropanoic acid hydrochloride (CAS 1443981-68-7)
- Semaglutide impurity 235 (CAS CATO-C4X-2226235)
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