1-(4-Bromophenyl)-3-(3-nitrophenyl)-1H-pyrazole-4-carbaldehyde CAS 618099-03-9
| CAS No. | 618099-03-9 |
| Molecular Formula | C16H10BrN3O3 |
| Molecular Weight | 372.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 1-(4-Bromophenyl)-3-(3-nitrophenyl)-1H-pyrazole-4-carbaldehyde (C16H10BrN3O3) 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 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 372.17 g/mol, it falls into the moderately-high-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).
1-(4-Bromophenyl)-3-(3-nitrophenyl)-1H-pyrazole-4-carbaldehyde (CAS 618099-03-9) is a high-purity analytical reference standard with the molecular formula C16H10BrN3O3 and a molecular weight of 372.17 g/mol.
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), 1-(4-Bromophenyl)-3-(3-nitrophenyl)-1H-pyrazole-4-carbaldehyde 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 | C16H10BrN3O3 |
| Molecular Weight | 372.17 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
Related Bromophenyl Standards
- 1-(4-Bromophenyl)-3-(4-nitrophenyl)-1H-pyrazole-4-carbaldehyde (CAS 618099-04-0)
- 3-(4-Bromophenyl)-1-(4-nitrophenyl)-1H-pyrazole-4-carbaldehyde (CAS 647032-15-3)
- 1-(4-Bromophenyl)-3-((4-(trifluoromethyl)phenyl)amino)propan-1-one (CAS 477334-28-4)
- 4-(4-Bromophenyl)-2-(1H-indol-3-yl)-4-oxobutanoic acid (CAS 78860-79-4)
- Ethyl 3-((1-(4-bromophenyl)-3-methoxy-3-oxopropyl)amino)-3-oxopropanoate (CAS 383147-00-0)
- N-(2-Bromophenyl)-2-((2-methylquinazolin-4-yl)oxy)acetamide (CAS 1003182-72-6)
- N-(2-Bromophenyl)-5-cyano-2-phenylisoxazolidine-3-carboxamide (CAS 62513-15-9)
- 3-(3-Bromophenyl)-2-((tert-butoxycarbonyl)amino)pentanoic acid (CAS 2139153-76-5)
Recommended Standards
- 4-Amino-7-((2R,3S,4R,5R)-3-bromo-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-7H-pyrrolo[2,3-d]pyrimidine-5-carboxamide (CAS 127880-94-8)
- tert-Butyl 5-formyl-3-iodo-1H-indazole-1-carboxylate (CAS 944904-53-4)
- tert-Butyl 4-formyl-3-iodo-1H-indazole-1-carboxylate (CAS 944899-14-3)
- 4-Bromo-2-(carboxycarbonyl)-6-pivalamidobenzoic acid (CAS 2629317-73-1)
- 5-(2-Ethoxyethyl)-3,3-diethyldihydrofuran-2(3H)-one (CAS 827017-67-4)
- 3-[(Morpholin-4-yl)methyl]-5-(pyridin-2-yl)-2,3-dihydro-1,3,4-oxadiazole-2-thione (CAS 339022-59-2)
- N-(4'-Bromo-[1,1'-biphenyl]-4-yl)-N-phenyl-[1,1':4',1''-terphenyl]-4-amine (CAS 1314527-25-7)
- (3,5-Dimethylphenyl)(3-methoxyphenyl)methanone (CAS 750633-74-0)
- 1-(2-Chloro-6-fluorobenzyl)-3-nitro-1H-pyrazole (CAS 512823-37-9)
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- 1,8-Dichloroisoquinoline (CAS 848841-64-5)
- 2-(Aminomethyl)-6-(difluoromethyl)-5-iodopyridine-3-carboxylic acid (CAS 1805424-26-3)
- 2-(Benzofuran-2-yl)-2-imidazoline HCl (CAS 89196-95-2)
- 149471-11-4 Neuropeptide DF2 L-Phenylalaninamide, L-alpha-aspartyl-L-arginyl-L-asparaginyl-L-phenylalanyl-L-leucyl-L-arginyl- Asp-arg-asn-phe-leu-arg-phe-NH2 Aspartyl-arginyl-asparaginyl-phenylalanyl-leucyl-arginyl-phenylalaninamide L-alpha-Aspartyl-L-arginyl-L-asparaginyl-L-phenylalanyl-L-leucyl-L-arginyl-L-phenylalaninamide DF(2) Neuropeptide Drnflrfamide (CAS 149471-11-4)
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