2-Bromo-N-(2-methyl-4-nitrophenyl)acetamide CAS 57339-08-9
| CAS No. | 57339-08-9 |
| Molecular Formula | C9H9BrN2O3 |
| Molecular Weight | 273.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 273.08 g/mol gives 2-Bromo-N-(2-methyl-4-nitrophenyl)acetamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 2-Bromo-N-(2-methyl-4-nitrophenyl)acetamide (CAS 57339-08-9), a certified reference material (molecular formula C9H9BrN2O3, MW 273.08 g/mol) for analytical method development and quality control.
Structurally, 2-Bromo-N-(2-methyl-4-nitrophenyl)acetamide (C9H9BrN2O3) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 273.08 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.
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-N-(2-methyl-4-nitrophenyl)acetamide 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 | C9H9BrN2O3 |
| Molecular Weight | 273.08 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Bromo Standards
- 5-Bromo-1-(2,3-difluorobenzyl)-1H-pyrazole (CAS 1057383-40-0)
- Methyl 3-bromo-5-formyl-2-methoxybenzoate (CAS 1072937-60-0)
- 2-Bromo-N-(2-methyl-3-nitrophenyl)acetamide (CAS 1138445-67-6)
- 4-Bromo-1-[(2,3-difluorophenyl)methyl]-1h-pyrazole (CAS 1184679-06-8)
- 3-(4-Bromo-2-nitrophenoxy)azetidine (CAS 1220027-84-8)
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- 3-(2-Bromo-4-nitrophenoxy)azetidine (CAS 1340083-39-7)
- 2-(3-Bromo-5-(methoxycarbonyl)phenyl)acetic acid (CAS 1393543-09-3)
Recommended Standards
- 2-Bromo-4-formyl-6-methoxyphenyl acetate (CAS 308088-29-1)
- 2-Bromo-N-(2-methyl-5-nitrophenyl)acetamide (CAS 349121-16-0)
- 2-{[(4-bromophenyl)carbamoyl]amino}acetic acid (CAS 3744-13-6)
- 2-Bromo-N-(3-nitrophenyl)propanamide (CAS 7621-76-3)
- Cis-10-Hydroxy Nortriptyline (CAS 47132-19-4)
- 4-Cyano-N-(6-ethoxybenzo[d]thiazol-2-yl)benzamide (CAS 312917-53-6)
- 1-{2-[2-(6-Chloro-pyrimidin-4-yl)-ethyl]-piperidin-1-yl}-ethanone (CAS 1316223-90-1)
- Drynachromoside A (CAS 1507388-29-5)
- 6-Amino-4-azaspiro[2.4]Heptan-5-one hydrochloride (CAS 2417777-63-8)
- D-Serine Ethyl Ester Hydrochloride (CAS 104055-46-1)
- Ethyl 2-Cyano-3-((2-Iodo-4-Nitrophenyl)Amino)Acrylate (CAS 954118-34-4)
- 1,4-Di(furan-2-yl)butane-1,4-dione (CAS 22111-14-4)
- 2-Amino-4,4-diphenylbutanoic acid (CAS 76932-45-1)
- (Tyr?)-C-Peptide (dog) (CAS 101135-67-5)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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