5-Bromo-2-hydroxy-N'-(4-methoxybenzylidene)benzohydrazide CAS 330671-96-0
| CAS No. | 330671-96-0 |
| Molecular Formula | C15H13BrN2O3 |
| Molecular Weight | 349.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C15H13BrN2O3, 5-Bromo-2-hydroxy-N'-(4-methoxybenzylidene)benzohydrazide contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 349.18 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
5-Bromo-2-hydroxy-N'-(4-methoxybenzylidene)benzohydrazide (CAS 330671-96-0), molecular formula C15H13BrN2O3 and molecular weight 349.18 g/mol, is a CATO reference standard with documented purity and traceability.
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), 5-Bromo-2-hydroxy-N'-(4-methoxybenzylidene)benzohydrazide 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 | C15H13BrN2O3 |
| Molecular Weight | 349.18 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Bromo Standards
- Ethyl 4-(3-bromo-4-formylphenoxy)benzoate (CAS 1196474-68-6)
- 9-Bromo-N-(1-iminoethyl)-5,6-dihydrobenzo[f]imidazo[1,2-d][1,4]oxazepine-2-carboxamide (CAS 1628256-47-2)
- N-(3-((6-Bromo-4-methyl-3-oxo-3,4-dihydropyrazin-2-yl)amino)phenyl)acrylamide (CAS 1692909-44-6)
- (7-Bromo-2,3-dihydrobenzo[b][1,4]dioxin-6-yl)(2-methoxyphenyl)methanone (CAS 175136-41-1)
- 2-Bromo-4-formyl-6-methoxyphenyl 4-methylbenzoate (CAS 321969-01-1)
- 2-bromo-6-ethoxy-4-formylphenyl benzoate (CAS 431935-02-3)
- 3-Bromo-5-methoxy-4-(2-oxo-2-phenylethoxy)benzaldehyde (CAS 712348-62-4)
- 3-Bromo-7H-benzo[de]benzo[4,5]imidazo[2,1-a]isoquinolin-7-one (CAS 26559-67-1)
Recommended Standards
- 5-bromo-2-ethoxy-4-formylphenyl benZoate (CAS 692266-89-0)
- 7-Benzyl-8-bromo-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione (CAS 70404-23-8)
- N-(4-bromophenyl)-2-(2-nitroethyl)benzamide (CAS 343372-62-3)
- Linagliptin Impurity 1 (CAS CATO-C4X-11011)
- N,N-dimethyl-1-(2,4,6-trimethylcyclohex-3-en-1-yl)methanamine (CAS 1005280-55-6)
- H-Lys-Thr-Glu-Glu-Ile-Ser-Glu-Val-Lys-Met-pNA (L-1905.0001) (CAS 389867-93-0)
- 3-[2-[4-(2-Fluoro-4-hydroxybenzoyl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 1391053-32-9)
- Mesalazine EP Impurity S (CAS 1797983-23-3)
- 7-Chloro-2-(3-isobutoxyphenyl)-8-methylquinoline-4-carbonyl chloride (CAS 1160256-00-7)
- 2-Allyl-5-ethoxy-1,3-dimethylbenzene (CAS 1379278-72-4)
- 4-(4-Chlorophenyl)-6-pentyl-3,4,6,7-tetrahydro-1H-pyrrolo[3,4-d]pyrimidine-2,5-dione (CAS 941999-49-1)
- 4-Chloro-5-(cyclohexylamino)-2-(2-oxopropyl)pyridazin-3(2H)-one (CAS 477855-88-2)
- Alcaftadine Impurity 3 (CAS 952649-75-1)
- D-Ser39-Tirzepatide (CAS CATO-CPTD788694)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com