1,4-Bis(bromomethyl)-2,3,5,6-tetramethylbenzene CAS 35168-64-0
| CAS No. | 35168-64-0 |
| Molecular Formula | C12H16Br2 |
| Molecular Weight | 320.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 320.06 g/mol gives 1,4-Bis(bromomethyl)-2,3,5,6-tetramethylbenzene distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1,4-Bis(bromomethyl)-2,3,5,6-tetramethylbenzene (CAS 35168-64-0), molecular formula C12H16Br2 and molecular weight 320.06 g/mol, is a CATO reference standard with documented purity and traceability.
1,4-Bis(bromomethyl)-2,3,5,6-tetramethylbenzene (C12H16Br2) contains bromine substitution, an aromatic ring system. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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 1,4-Bis(bromomethyl)-2,3,5,6-tetramethylbenzene 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 | C12H16Br2 |
| Molecular Weight | 320.06 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.) | 1967 |
| Halogen Content | Br-containing |
Related Bis Standards
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Recommended Standards
- 1,3-Dibromo-5-hexylbenzene (CAS 75894-97-2)
- 2-Bromo-4-(trifluoromethyl)quinoline-3-carboxylic acid (CAS 590372-20-6)
- 1,3-Bis(3,bromopropyl)benzene (CAS 41009-86-3)
- 2-Bromo-4-(trifluoromethyl)quinoline-8-carboxylic acid (CAS 590372-23-9)
- 5-chloro-8-iodo-1,6-naphthyridine (CAS 107484-69-5)
- 3-Methoxy-5,6,7,8-tetrahydro-4H-isoxazolo[4,5-c]azepine (CAS 150480-58-3)
- 3-Chloro-N-(4-(cyanomethyl)phenyl)-2,2-dimethylpropanamide (CAS 454473-74-6)
- 5-Ethyl-3-hydroxy-6-methylpyrazine-2-carboxamide (CAS 440124-21-0)
- 5-Chloro-3-(difluoromethyl)-1-isopropyl-1H-pyrazole-4-carbaldehyde (CAS 1342349-20-5)
- 1-Pivaloylpiperidine-4-carboxylic Acid (CAS 147958-90-5)
- 1,2,3,6,7,8-Hexahydropyrene-4-carbaldehyde (CAS 24295-83-8)
- 4-Methyl-2-nitrobenzenesulfonic acid (CAS 65542-35-0)
- alpha-Chloro-3-fluorobenzaldoxime (CAS 58606-42-1)
- Des-Ala28-Tirzepatide (CAS CATO-CPTD788945)
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