4,6-Dibromo-2-(2-chloro-4-fluorophenyl)-1,3-benzoxazol-5-amine CAS 637303-08-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 637303-08-3 |
| Molecular Formula | C13H6Br2ClFN2O |
| Molecular Weight | 420.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,6-Dibromo-2-(2-chloro-4-fluorophenyl)-1,3-benzoxazol-5-amine (CAS 637303-08-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H6Br2ClFN2O. Molecular weight: 420.46 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H6Br2ClFN2O |
| Molecular Weight | 420.46 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F/Cl/Br-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 4-(N,N-Dimethylsulfamoyl)-N-(3-methyl-6-nitrobenzo[d]thiazol-2(3H)-ylidene)benzamide (CAS 850910-43-9)
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- 4-(4-(4-Aminophenoxy)phenyl)-2-(4-aminophenyl)phthalazin-1(2H)-one (CAS 228086-34-8)
- (1Z)-5-(2,6-Dichlorophenyl)-1-(dimethylamino)-4-[(2E)-3-(dimethylamino)prop-2-enoyl]pent-1-en-3-one (CAS 672951-53-0)
- 5-Fluoropentan-1-ol (CAS 592-80-3)
- (4-aminobutyl)(methyl)amine (CAS 14475-60-6)
- Flunarizine Impurity 31 (CAS CATO-C4X-135731)
- 1-(Azidomethyl)-2,3-difluorobenzene (CAS 864528-03-0)
- endo-8-Oxabicyclo[3.2.1]octan-3-ol (CAS 343963-51-9)
- Liraglutide Impurity 25 (CAS CATO-C4X-199225)
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