(4S)-6-Chloro-4-(2-cyclopropylethynyl)-1,4-dihydro-4-(trifluoromethyl)-2H-3,1-benzoxazine CAS 252253-57-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 252253-57-9 |
| Molecular Formula | C14H11ClF3NO |
| Molecular Weight | 301.69 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(4S)-6-Chloro-4-(2-cyclopropylethynyl)-1,4-dihydro-4-(trifluoromethyl)-2H-3,1-benzoxazine (CAS 252253-57-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C14H11ClF3NO. Molecular weight: 301.69 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C14H11ClF3NO |
| Molecular Weight | 301.69 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 |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
Related S Standards
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Recommended Standards
- (4-Chlorophenyl)(4-(trifluoromethoxy)phenyl)methanamine (CAS 1715359-80-0)
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- 1-[1-(4-Chlorophenyl)-2,5-dimethyl-1H-pyrrol-3-yl]-2,2,2-trifluoroethan-1-one (CAS 253664-57-2)
- 3-(4-Aminophenyl)-1-phenyl-1H-pyrazol-5-amine (CAS 13288-83-0)
- 3-Amino-1-cyclopentylpropan-1-ol (CAS 1368875-66-4)
- 1-Ethyl-4-[3-(tetramethyl-1,3,2-dioxaborolan-2-yl)benzoyl]piperazine (CAS 1036990-36-9)
- Norfloxacin Impurity 54 (CAS CATO-C4X-146854)
- 2-Methyl-7-(3-(trifluoromethyl)pyridin-2-yl)quinazolin-4-ol (CAS 573675-91-9)
- 2,2,2-Trifluoro-1-(4-methoxy-3-nitrophenyl)ethan-1-one (CAS 660848-62-4)
- Endo-Pro36-Tirzepatide (CAS CATO-CPTD788688)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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