3-Acetyl-5-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl](methyl)amino}-3aH,4H,5H,6H,6aH-pyrrolo[3,4-d][1,2]oxazole-4,6-dione CAS 337920-09-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 337920-09-9 |
| Molecular Formula | C14H10ClF3N4O4 |
| Molecular Weight | 390.70 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Acetyl-5-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl](methyl)amino}-3aH,4H,5H,6H,6aH-pyrrolo[3,4-d][1,2]oxazole-4,6-dione (CAS 337920-09-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H10ClF3N4O4. Molecular weight: 390.70 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H10ClF3N4O4 |
| Molecular Weight | 390.70 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.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 4 |
Related Acetyl Standards
- 2-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-4-(2,6-difluorophenyl)-5-methyl-2,4-dihydro-3H-1,2,4-triazol-3-one (CAS 861206-32-8)
- 2-Chloro-1,3-bis(4-(difluoromethoxy)phenyl)propane-1,3-dione (CAS 938023-06-4)
- Ethyl 2-({[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}methylidene)-4,4,4-trifluoro-3-oxobutanoate (CAS 1823194-75-7)
- 3-(2-Chloro-6-fluorobenzyl)-4-hydroxy-1-((3-nitropyridin-2-yl)amino)pyridin-2(1H)-one (CAS 338393-87-6)
- N-(2-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)-2-methylhydrazine-1-carbonyl)-1,3-dimethyl-1H-pyrazole-4-carboxamide (CAS 321574-36-1)
- N-(3-Chloro-4-fluorophenyl)-N-(7-methoxy-6-nitroquinazolin-4-yl)acetamide (CAS 869199-61-1)
- 3-chloro-2-{5-[2-(1H-imidazol-1-yl)phenyl]-1H-1,2,4-triazol-1-yl}-5-(trifluoromethyl)pyridine 338793-55-8 KS-00003AZB (CAS 338793-55-8)
- 4-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)(cyano)methyl)phenyl methanesulfonate (CAS 338410-42-7)
Recommended Standards
- tert-butyl 3-(5-bromo-2-chloro-3-pyridyl)-1,4-diazepane-1-carboxylate (CAS 2359564-23-9)
- 3-(2-Bromoacetyl)-5-chloro-N-(3-methoxypropyl)-2-thiophenesulfonamide (CAS 1174304-97-2)
- tert-butyl 3-(5-bromo-6-chloro-3-pyridyl)-3-methyl-piperazine-1-carboxylate (CAS 2357323-70-5)
- (1H-1,2,3-triazol-4-yl)boronic acid (CAS 2225172-22-3)
- 7α,25-Dihydroxycholesterol (CAS 64907-22-8)
- 4-Hydrazinyl-1λ6-thiane-1,1-dione hydrochloride (CAS 1432678-30-2)
- 7-Hydroxyquinoline-3-carbonyl chloride (CAS 1261845-43-5)
- Diethyl 2,2'-(1,3-phenylenebis(thiazole-2,4-diyl))diacetate (CAS 1858256-06-0)
- (1s,2r)-2-(Aminomethyl)cyclohexan-1-ol (CAS 133269-86-0)
- Acetyl-Exenatide trifluoroacetate salt (CAS 305815-28-5)
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