4-(2-Bromo-4-chlorophenoxy)-3-methylisoxazolo[5,4-d]pyrimidine CAS 672925-31-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 672925-31-4 |
| Molecular Formula | C12H7BrClN3O2 |
| Molecular Weight | 340.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(2-Bromo-4-chlorophenoxy)-3-methylisoxazolo[5,4-d]pyrimidine (CAS 672925-31-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H7BrClN3O2. Molecular weight: 340.56 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H7BrClN3O2 |
| Molecular Weight | 340.56 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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.) | 1985 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
- Bis(triethoxysilyl)methane (CAS 18418-72-9)
- Bis(3-methylthio-1,2,4-thiadiazol-5-ylthio)methane (CAS 444791-15-5)
- N-Tetradecylquinolin-4-amine (CAS 58911-15-2)
- 3-((2-Hydroxyethyl)sulfonyl)phenol (CAS 128647-66-5)
- 1-(2-Hydroxy-4-((tetrahydro-2H-pyran-2-yl)oxy)phenyl)-2-(4-((tetrahydro-2H-pyran-2-yl)oxy)phenyl)ethanone (CAS 130064-21-0)
- 3-Hydroxy-4-(1-naphthyloxy)-butanenitrile (CAS 20804-76-6)
- 5-Aminothiazolo[4,5-d]pyrimidine-2(3H)-thione (CAS 892498-86-1)
- (1-(tert-Butoxycarbonyl)-6-methyl-1H-indol-2-yl)boronic acid (CAS 850568-51-3)
- Cyclopentyl 3-amino-4-methoxybenzoate (CAS 1071344-96-1)
- Semaglutide impurity 108 (CAS CATO-C4X-2226108)
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