3,5-bis(bromanyl)benzaldehyde 3,5-dibromobenzaldehyde 56990-02-4 A831271 CAS 56990-02-4
| CAS No. | 56990-02-4 |
| Molecular Formula | C7H10Br2O |
| Molecular Weight | 269.96 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3,5-bis(bromanyl)benzaldehyde 3,5-dibromobenzaldehyde 56990-02-4 A831271 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.
3,5-bis(bromanyl)benzaldehyde 3,5-dibromobenzaldehyde 56990-02-4 A831271 (CAS 56990-02-4), molecular formula C7H10Br2O and molecular weight 269.96 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H10Br2O, 3,5-bis(bromanyl)benzaldehyde 3,5-dibromobenzaldehyde 56990-02-4 A831271 contains a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 269.96 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.
Physical & Chemical Properties
| Molecular Formula | C7H10Br2O |
| Molecular Weight | 269.96 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1973 |
| Halogen Content | Br-containing |
Related bis Standards
- 1,2-bis(bromanyl)-4,5-dimethyl-benzene 1,2-dibromo-4,5-dimethylbenzene 24932-48-7 A817560 (CAS 24932-48-7)
- 56394-22-0 6-bromanyl-4-methyl-2-oxidanylidene-chromene-3-carbonitrile 6-bromo-4-methyl-2-oxo-1-benzopyran-3-carbonitrile A831031 (CAS 56394-22-0)
- 4-bromanyl-3,5-dimethoxy-benzoate 4-bromo-3,5-dimethoxybenzoate 56518-42-4 A831069 (CAS 56518-42-4)
- (E)-1-bromanyl-1,1,2,2-tetrakis(fluoranyl)oct-3-ene (E)-1-bromo-1,1,2,2-tetrafluoro-3-octene 74793-72-9 A838230 (CAS 74793-72-9)
- 7-bromanyl-2-chloranyl-quinoline 7-bromo-2-chloroquinoline 99455-15-9 A846028 (CAS 99455-15-9)
- 2-bromanyl-3-hexyl-thiophene 2-bromo-3-hexylthiophene 69249-61-2 A836409 (CAS 69249-61-2)
- 5-bromanyl-2-pyrrolidin-3-yloxy-pyrimidine 5-bromo-2-(3-pyrrolidinyloxy)pyrimidine 914347-82-3 A843913 (CAS 914347-82-3)
- 2,5-bis(bromanyl)pyrimidine 2,5-dibromopyrimidine 32779-37-6 A821409 (CAS 32779-37-6)
Recommended Standards
- 2-Bromo-1-(2,4-dichlorophenyl)ethan-1-ol (CAS 53066-15-2)
- 2,3-Bis(bromomethyl)thiophene (CAS 13250-86-7)
- 5-Bromo-1,3-dichloro-2-ethoxybenzene (CAS 749932-70-5)
- 4-Bromo-2-(2-bromoethyl)thiophene (CAS 1343682-34-7)
- (S)-4,4-difluoro-1-methylpyrrolidine-2-carboxylic acid (CAS 1305325-21-6)
- Lutetium(III) perchlorate, 50% aqueous solution (99.9%-Lu) (REO) (CAS 14646-29-8)
- N-Cyclopropyl-2-nitro-5-piperazin-1-ylaniline (CAS 347353-82-6)
- N-Desmethyl Rosiglitazone-d4 (CAS 1215407-67-2)
- 2-((4-Amino-5-oxo-4,5-dihydro-1,2,4-triazin-3-yl)thio)-N-(2,5-dimethoxyphenyl)acetamide (CAS 869068-34-8)
- trans-3-amino-2,2-dimethyl-cyclobutanol;hydrochloride (CAS 1434142-03-6)
- tert-Butyl 2-(aminomethyl)azetidine-1-carboxylate (CAS 939760-37-9)
- 7-Iodo-8-methoxyquinoline (CAS 36749-00-5)
- 1,4-Difluoro-2,3-dimethoxybenzene (CAS 75626-18-5)
- Semaglutide Impurity 155 (x TFA Salt) (CAS CATO-C4X-2226155)
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