(E)-4-methoxy-2-(2-((((3-(trifluoromethyl)benzyl)oxy)imino)methyl)-1H-pyrrol-1-yl)nicotinonitrile CAS 339103-21-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 339103-21-8 |
| Molecular Formula | C20H15F3N4O2 |
| Molecular Weight | 400.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-4-methoxy-2-(2-((((3-(trifluoromethyl)benzyl)oxy)imino)methyl)-1H-pyrrol-1-yl)nicotinonitrile (CAS 339103-21-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H15F3N4O2. Molecular weight: 400.35 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H15F3N4O2 |
| Molecular Weight | 400.35 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-containing |
| Nitrogen Atoms | 4 |
Related E Standards
- 2-(3-Methoxy-4-(2-methoxyethoxy)phenyl)-1H-imidazo[4,5-b]phenazine (CAS 114992-00-6)
- N-(4-Methoxy-3-(2-oxopyrrolidin-1-yl)phenyl)-5,6,7,8-tetrahydronaphthalene-2-sulfonamide (CAS 941918-32-7)
- Ethyl 4-(methoxy(methyl)amino)-4-oxobutanoate (CAS 1027887-00-8)
- (-)-3-Methoxy Butorphanol 6-Ethylene Ketal (CAS 67753-31-5)
- 4-Methoxy-N-(5-(6-oxo-1,4,5,6-tetrahydropyridazin-3-yl)-2,3-dihydro-1H-inden-2-yl)benzenesulfonamide (CAS 114149-42-7)
- 4-Methoxy-N-(3-{7-thia-2,5-diazatricyclo[6.4.0.0^{2,6}]dodeca-1(8),3,5,9,11-pentaen-4-yl}phenyl)benzamide (CAS 685107-39-5)
- 4-Methoxy-3-[(4-phenoxyphenyl)sulfamoyl]benzoic acid (CAS 750601-28-6)
- 5-Methoxy-6-methyl-3-((3-methylcyclohexyl)oxy)-N-(2H-tetrazol-5-yl)benzo[b]thiophene-2-carboxamide (CAS 809281-61-6)
Recommended Standards
- 1,3-Bis(6-nitro-1H-benzo[d]imidazol-2-yl)benzene (CAS 19022-05-0)
- (E)-6-(isopropylthio)imidazo[2,1-b]thiazole-5-carbaldehyde O-(2,6-dichlorobenzyl) oxime (CAS 338976-47-9)
- Diethyl (2-(4-(benzyloxy)phenyl)-1,1-difluoro-2-hydroxyethyl)phosphonate (CAS 181059-93-8)
- (S)-2,4,6-Triisopropylbenzenesulfinamide (CAS 669091-08-1)
- 3-(5-(4-Methoxyphenyl)furan-2-yl)acrylic acid (CAS 62806-31-9)
- 2-Methyl-1-(2-methylbenzyl)piperazine hydrochloride (CAS 1289386-26-0)
- N-(3-Phenylpropyl)acetoacetamide (CAS 112369-47-8)
- (2S, 4S)-FMoc-4-(n'-pbf-guanidino)-pyrrolidine-2-carboxylic acid (CAS 2098497-04-0)
- 1,1,1-trifluoro-3-methoxy-2-methylpropan-2-amine hydrochloride (CAS 1354958-86-3)
- Semaglutide Impurity 82 (CAS CATO-C4X-222682)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com