N-(3-Chloro-2-methylphenyl)-3-(4-fluoro-2-nitrophenoxy)thiophene-2-carboxamide CAS 306977-59-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 306977-59-3 |
| Molecular Formula | C18H12ClFN2O4S |
| Molecular Weight | 406.82 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-(3-Chloro-2-methylphenyl)-3-(4-fluoro-2-nitrophenoxy)thiophene-2-carboxamide (CAS 306977-59-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H12ClFN2O4S. Molecular weight: 406.82 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H12ClFN2O4S |
| Molecular Weight | 406.82 g/mol |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related N Standards
- N-(3-chloro-2-methylphenyl)-3-(2-fluoro-4-nitrophenoxy)thiophene-2-carboxamide (CAS 303152-56-9)
- 2-(4-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)phenyl)benzo[d]thiazole (CAS 1023553-54-9)
- (2-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)thio)-1-methyl-1H-imidazol-5-yl)(morpholino)methanone (CAS 339012-15-6)
- (2E)-3-(3-Chloro-1-benzothiophen-2-yl)-2-cyano-N-[3-(trifluoromethyl)phenyl]prop-2-enamide (CAS 477868-43-2)
- 1-(2-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}ethyl)-3-[(1E)-(dimethylamino)methylidene]urea (CAS 338792-96-4)
- 3-Chloro-2-[4-(pyrrolidine-1-sulfonyl)phenoxy]-5-(trifluoromethyl)pyridine (CAS 344278-02-0)
- 5-(1-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-1H-pyrazol-3-yl)-2-phenylthiazole (CAS 318255-90-2)
- 5-Chloro-2-(2-((3-(trifluoromethyl)phenyl)thio)pyridin-3-yl)benzo[d]oxazole (CAS 400084-36-8)
Recommended Standards
- N-(5-chloropyridin-2-yl)-2-(4-cyanobenzamido)-5-methoxybenzamide (CAS 330942-01-3)
- CPPHA (CAS 693288-97-0)
- Avanafil Impurity 41 (CAS CATO-C4X-111841)
- (2S)-2-(Difluoromethyl)pyrrolidine (CAS 1262236-69-0)
- 114152-21-5 2-(2,5-difluorophenyl)-2-fluoroacetonitrile 2-[2,5-bis(fluoranyl)phenyl]-2-fluoranyl-ethanenitrile A803142 (CAS 114152-21-5)
- Methyl 1-(4-aminophenyl)-1h-pyrazole-3-carboxylate (CAS 1305826-81-6)
- 1-(2-(4-Chlorophenyl)-6H-1,3-thiazin-5-yl)ethan-1-one (CAS 219539-29-4)
- 5-Bromo-2-methoxy-3-methylbenzamide (CAS 58708-49-9)
- (3-Bromophenyl)(3-chlorophenyl)methanol (CAS 1093865-36-1)
- Semaglutide impurity 26 (CAS CATO-C4X-222626)
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