Sodium 3-(((5-(4-bromophenyl)oxazol-2-yl)methylene)amino)-2,5-dioxoimidazolidin-1-ide hydrate CAS 91524-18-4
| CAS No. | 91524-18-4 |
| Molecular Formula | C13H8BrN4O3 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, Sodium 3-(((5-(4-bromophenyl)oxazol-2-yl)methylene)amino)-2,5-dioxoimidazolidin-1-ide hydrate (C13H8BrN4O3NaH2O) contains a salt form, 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 10.5, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 389.14 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Sodium 3-(((5-(4-bromophenyl)oxazol-2-yl)methylene)amino)-2,5-dioxoimidazolidin-1-ide hydrate (CAS 91524-18-4) is a high-purity analytical reference standard with the molecular formula C13H8BrN4O3NaH2O and a molecular weight of 389.14 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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C13H8BrN4O3 Na 2*H2O |
| Molecular Weight | 389.14 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) | 10.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 4 |
Related Sodium Standards
- 3-(4-Bromophenyl)indeno[1,2-c]pyrazol-4(1H)-one (CAS 100007-87-2)
- 3-(2-Bromophenyl)-5-(2-fluorophenyl)-1,2,4-oxadiazole (CAS 1000339-25-2)
- 3-(2-Bromophenyl)-5-(2,4-dichlorophenyl)-1,2,4-oxadiazole (CAS 1000339-26-3)
- 3-(2-Bromophenyl)-5-(3-nitrophenyl)-1,2,4-oxadiazole (CAS 1000339-27-4)
- 3-(2-Bromophenyl)-5-(2-chlorophenyl)-1,2,4-oxadiazole (CAS 1000339-28-5)
- 1-(4-Bromophenyl)-α,α-dimethyl-1H-1,2,3-triazole-4-methanol (CAS 1000339-34-3)
- Ethyl 4-(4-bromophenyl)-2-oxobut-3-enoate (CAS 1000400-78-1)
- 2-(4-Bromophenyl)-2-(piperazin-1-yl)acetonitrile (CAS 1000406-20-1)
Recommended Standards
- 5-Bromo-2-(3-methoxyphenyl)oxazole (CAS 1391766-35-0)
- 2-(Cyclohexyloxy)nicotinic acid (CAS 68359-02-4)
- Methyl 2-isopropyl-6-oxo-1,6-dihydropyrimidine-5-carboxylate (CAS 1239765-72-0)
- 1,4-Dimethoxy-2-(methoxymethyl)benzene (CAS 103441-37-8)
- Rel-(2r)-2-[(4-fluorophenyl)formamido]-3-methylbutanoic acid (CAS 161723-66-6)
- Didecyl carbonate (CAS 6290-55-7)
- N-(2-Bromophenyl)-2-chloroisonicotinamide (CAS 1019323-14-8)
- 1-bromo-5-fluoro-2-iodo-3-methyl-benzene (CAS 1000576-60-2)
- 2-(5-Cyclopropyl-2-methyloxazol-4-yl)acetic acid (CAS 1597421-94-7)
- Semaglutide (CAS 910463-68-2（free base）)
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