2-[(E)-2-[(4-Chloro-3-nitrophenyl)methylidene]hydrazin-1-yl]-3-(trifluoromethyl)quinoxaline CAS 343372-40-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 343372-40-7 |
| Molecular Formula | C16H9ClF3N5O2 |
| Molecular Weight | 395.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-[(E)-2-[(4-Chloro-3-nitrophenyl)methylidene]hydrazin-1-yl]-3-(trifluoromethyl)quinoxaline (CAS 343372-40-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C16H9ClF3N5O2. Molecular weight: 395.72 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C16H9ClF3N5O2 |
| Molecular Weight | 395.72 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) | 13.0 |
| 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
- 3-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-5-phenyl-3aH,4H,5H,6H,6aH-pyrrolo[3,4-d][1,2]oxazole-4,6-dione (CAS 439110-90-4)
- 2-(4-Chloro-2-methylphenoxy)-2,2-difluoro-N-(4-(trifluoromethoxy)phenyl)acetamide (CAS 339010-98-9)
- 2-Chloro-5-{[4-(trifluoromethoxy)phenyl]sulfamoyl}benzoic acid (CAS 745798-18-9)
- N-(4-chloro-3-nitrophenyl)-2-((4-methyl-5-(trifluoromethyl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 329778-13-4)
- Ethyl 2-((2-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)-5-fluoropyrimidin-4-yl)thio)acetate (CAS 1823182-35-9)
- 1-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-3-phenethylpyrimidine-2,4(1H,3H)-dione (CAS 251310-60-8)
- 1-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-N-(4-methoxyphenyl)-1H-pyrrole-2-carboxamide (CAS 338956-38-0)
- 2-[(2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}ethyl)amino]-1,4-dihydronaphthalene-1,4-dione (CAS 303152-84-3)
Recommended Standards
- N,N-Dibutylstearamide (CAS 5831-88-9)
- 5α-Cholestan-3β-ol-d (CAS 84061-69-8)
- 5-(4-Chlorophenoxy)-3-(3-(trifluoromethyl)phenyl)-1,2,4-triazine-6-carboxylic acid (CAS 921620-14-6)
- 4-Mercaptophenylbutyric Acid (CAS 359436-81-0)
- Methyl 1-(furan-2-carbonyl)-4-hydroxypyrrolidine-2-carboxylate (CAS 251310-49-3)
- 1,2,3,5-Tetra-O-acetyl-alpha-L-arabinofuranose (CAS 79120-81-3)
- (4-Hydroxy-1,3-phenylene)dimethanol (CAS 2937-60-2)
- methyl 2-(2-methoxyethyl)pyrazole-3-carboxylate (CAS 1172860-88-6)
- (2S,4R)-4-(3-Cyanobenzyl)pyrrolidine-2-carboxylic acid hydrochloride (CAS 1049744-07-1)
- Tau Peptide (301-315) trifluoroacetate salt (CAS 330456-48-9)
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