3-[(1E)-1-{2-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]hydrazin-1-ylidene}ethyl]-5-[3-(trifluoromethyl)phenyl]-3aH,4H,5H,6H,6aH-pyrrolo[3,4-d][1,2]oxazole-4,6-dione CAS 339276-47-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 339276-47-0 |
| Molecular Formula | C20H12ClF6N5O3 |
| Molecular Weight | 519.78 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-[(1E)-1-{2-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]hydrazin-1-ylidene}ethyl]-5-[3-(trifluoromethyl)phenyl]-3aH,4H,5H,6H,6aH-pyrrolo[3,4-d][1,2]oxazole-4,6-dione (CAS 339276-47-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H12ClF6N5O3. Molecular weight: 519.78 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H12ClF6N5O3 |
| Molecular Weight | 519.78 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 5 |
Related E Standards
- 4-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}-6-hydroxy-1-[3-(trifluoromethyl)phenyl]-1,2-dihydropyrimidin-2-one (CAS 339012-76-9)
- 1-[(5-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]methyl}thiophen-2-yl)sulfonyl]-4-(4-fluorophenyl)piperazine (CAS 337924-67-1)
- N-(5-Chloro-2-methoxyphenyl)-2-((4-(2-chlorophenyl)-3-cyano-6-phenylpyridin-2-yl)thio)acetamide (CAS 332164-03-1)
- 4-(((4-(5-Chloro-2-(((1S,4r)-4-(((S)-1-methoxypropan-2-yl)amino)cyclohexyl)amino)pyridin-4-yl)thiazol-2-yl)amino)methyl)tetrahydro-2H-pyran-4-carbonitrile (CAS 2247481-22-5)
- 7-Chloro-3-(3,4-dichlorophenyl)-1-((1-ethylpiperidin-3-yl)imino)-10-hydroxy-1,2,3,4-tetrahydroacridin-9(10H)-one (CAS 144128-42-7)
- 3-{2-[(2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}ethyl)amino]pyridin-3-yl}-1-[3-(trifluoromethyl)phenyl]urea (CAS 338772-83-1)
- 4-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]oxy}-N-(2,3,4,5,6-pentafluorophenyl)benzene-1-sulfonamide (CAS 338775-47-6)
- N-{2-[(2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}ethyl)amino]-5-(trifluoromethyl)phenyl}-4-fluorobenzamide (CAS 478262-28-1)
Recommended Standards
- 5'-(4-Amino-3,5-diethylphenyl)-3,3'',5,5''-tetraethyl-[1,1':3',1''-terphenyl]-4,4''-diamine (CAS 2250216-97-6)
- 4-((3,5-Bis(trifluoromethyl)phenoxy)methyl)-5-(chloromethyl)-2-(4-(trifluoromethyl)phenyl)thiazole (CAS 1365033-43-7)
- (Z)-(2-(benzo[d][1,3]dioxol-5-yl)cyclopropyl)(4-chloro-3-nitrophenyl)methanone O-(2,4-dichlorobenzyl) oxime (CAS 338749-00-1)
- Perbromocyclopenta-1,3-diene (CAS 14310-17-9)
- 2-(Spiro[3.3]Heptan-2-yl)ethan-1-ol (CAS 3617-81-0)
- Dinonyl sebacate (CAS 4121-16-8)
- 2-Chloro-n'-(2-chlorobenzoyl)benzohydrazide (CAS 38192-13-1)
- 8-(1H-Imidazol-1-yl)-2-methyl-3-phenyl-6,7-dihydro-5H-cyclopenta[d]pyrazolo[1,5-a]pyrimidine (CAS 896838-67-8)
- 6-Formyl-2,3-dihydroxybenzoic acid (CAS 22231-81-8)
- Semaglutide impurity 256 (CAS CATO-C4X-2226256)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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