N-(3-Chloro-4-methylphenyl)-2,2-difluoro-2-(4-methoxyphenoxy)acetamide CAS 303151-13-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 303151-13-5 |
| Molecular Formula | C16H14ClF2NO3 |
| Molecular Weight | 341.74 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-(3-Chloro-4-methylphenyl)-2,2-difluoro-2-(4-methoxyphenoxy)acetamide (CAS 303151-13-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H14ClF2NO3. Molecular weight: 341.74 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H14ClF2NO3 |
| Molecular Weight | 341.74 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
Related N Standards
- 2-(4-Chloro-2-methylphenoxy)-2,2-difluoro-N-(4-methoxyphenyl)acetamide (CAS 339010-99-0)
- 2-[3-chloro-5-(trifluoromethyl)-2-pyridinyl]-2-(2-thienylmethyl)malononitrile (CAS 339102-34-0)
- 4-(2-Chloro-4-nitrostyryl)benzene-1-sulfonyl fluoride (CAS 21278-66-0)
- 4-(2-Chloro-5-nitrostyryl)benzene-1-sulfonyl fluoride (CAS 31368-33-9)
- 4-Chloro-5,7-bis(4-fluorophenyl)-7H-pyrrolo[2,3-d]pyrimidine (CAS 907585-57-3)
- N-(3-chloro-2-methylphenyl)-2,2-difluoro-2-(4-methoxyphenoxy)acetamide (CAS 303151-17-9)
- 2-Chloro-3-((2,3-dihydrobenzo[b][1,4]dioxin-6-yl)amino)naphthalene-1,4-dione (CAS 298215-14-2)
- 4-Chloro-N-(2-methylquinolin-6-yl)-2-nitrobenzamide (CAS 832102-28-0)
Recommended Standards
- Dotinurad Impurity 136 (CAS 1285572-83-9)
- (2-Chlorophenyl)(3-(3-(pyrazin-2-yl)-1,2,4-oxadiazol-5-yl)azetidin-1-yl)methanone (CAS 1323707-27-2)
- (3R,4R,5R)-3-Allyl-2-(2-amino-6-chloro-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol (CAS 1378912-51-6)
- Methoxatin Disodium Salt (CAS 122628-50-6)
- 4-((3-Methoxyphenyl)thio)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide (CAS 478067-53-7)
- Upadacitinib Impurity 38 (CAS CATO-C4X-240538)
- 7-Bromo-2-oxo-8-(piperidin-1-ylmethyl)-2H-selenopheno[3,2-h]chromene-3-carboxylic acid (CAS 2173398-19-9)
- 4-(Isopentyloxy)-2-methylbenzenethiol (CAS 1443343-25-6)
- 2-(1H-Imidazol-2(3H)-ylidene)-2H-pyrrol-5-amine (CAS 475149-64-5)
- Semaglutide impurity 77 (CAS CATO-C4X-222677)
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