2-Bromo-1-(2,3,5,6-tetramethylphenyl)ethan-1-one CAS 67159-34-6
| CAS No. | 67159-34-6 |
| Molecular Formula | C12H15BrO |
| Molecular Weight | 255.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Bromo-1-(2,3,5,6-tetramethylphenyl)ethan-1-one (CAS 67159-34-6) is a high-purity analytical reference standard with the molecular formula C12H15BrO and a molecular weight of 255.15 g/mol.
Structurally, 2-Bromo-1-(2,3,5,6-tetramethylphenyl)ethan-1-one (C12H15BrO) contains a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 255.15 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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-Bromo-1-(2,3,5,6-tetramethylphenyl)ethan-1-one 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 | C12H15BrO |
| Molecular Weight | 255.15 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Halogen Content | Br-containing |
Related Bromo Standards
- 2-Bromo-1-(2,4-dimethylphenyl)butan-1-one (CAS 100387-96-0)
- 5-Bromo-2-(piperidin-1-yl)aniline (CAS 1016877-65-8)
- 2-Bromo-1-(cyclopentyloxy)-4-methylbenzene (CAS 1021142-90-4)
- 2-Bromo-6-piperidin-1-ylmethylpyridine (CAS 103923-00-8)
- 5-Bromo-2-methyl-4-(piperidin-1-yl)pyridine (CAS 103971-18-2)
- 3-Bromo-2-methyl-4-(piperidin-1-yl)pyridine (CAS 103971-19-3)
- 1-Bromo-2-(cyclohexyloxy)benzene (CAS 105902-37-2)
- 3-Bromo-2-((cyclopropyl(methyl)amino)methyl)aniline (CAS 1094818-88-8)
Recommended Standards
- 2-[(carboxymethyl)(4,4,4-trifluoro-3-oxobut-1-en-1-yl)amino]acetic acid (CAS 565166-40-7)
- 2-Bromo-1-(4-butylphenyl)ethan-1-one (CAS 64356-03-2)
- 2,6-Dimethoxy-3-(trimethylsilyl)pyridine-5-boronic acid (CAS 2121514-99-4)
- 2-Bromo-1-(4-ethylphenyl)-2-methyl-1-propanone (CAS 698394-60-4)
- 4,4'-Methylenebis(3-methylaniline) (CAS 97-28-9)
- 5-Bromo-1-(difluoromethyl)-2,3-difluorobenzene (CAS 1805422-92-7)
- (3α,5β)-3,17-Dihydroxypregnane-11,20-dione (CAS 641-78-1)
- 2-Bromo-3,5-dichloropyrazine (CAS 1206249-40-2)
- 4-(4-(Trifluoromethyl)pyrimidin-2-yl)benzoic acid (CAS 904310-23-2)
- 5H,6H,7H,8H-pyrazino[2,3-d]pyridazine-5,8-dione (CAS 13480-40-5)
- 2-ethyl-1,2,3,4-tetrahydroisoquinolin-4-amine (CAS 61695-04-3)
- 4,4’-Dichloro-3,3’-bipyridine (CAS 27353-36-2)
- [3,3'-bipyridine]-5-carbonitrile (CAS 1802-33-1)
- Des-Gln24-Tirzepatide (CAS CATO-CPTD788949)
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