1-(4-Chlorophenyl)-3-oxocyclobutane-1-carboxylic acid CAS 1340448-91-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1340448-91-0 |
| Molecular Formula | C11H9ClO3 |
| Molecular Weight | 224.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 1-(4-Chlorophenyl)-3-oxocyclobutane-1-carboxylic acid (CAS 1340448-91-0) pharmaceutical standards reference standard. Molecular formula: C11H9ClO3. Molecular weight: 224.64 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C11H9ClO3 |
| Molecular Weight | 224.64 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
Related Chlorophenyl Standards
- 1-(4-chlorophenyl)-5-methylimidazolidine-2,4-dione (CAS 1008068-93-6)
- 5-(2-Chlorophenyl)-5-methylimidazolidine-2,4-dione (CAS 102589-03-7)
- 2-[(3-chlorophenyl)(cyanomethyl)amino]acetic acid (CAS 1179673-92-7)
- 3-(4-Chlorophenyl)glutaric-d4 Anhydride (CAS 1189700-43-3)
- [(4-Chlorophenyl)iminomethyl]azanyl 2-propenoate (CAS 1315376-72-7)
- 1-(3-Chlorophenyl)-3-oxocyclobutane-1-carboxylic acid (CAS 1339431-13-8)
- 1-(2-Chlorophenyl)-3-oxocyclobutane-1-carboxylic acid (CAS 1340181-71-6)
- 1-(4-chlorophenyl)hexahydropyrimidine-2,4-dione (CAS 15533-94-5)
Recommended Standards
- 2-[(4-chloro-2-cyanophenyl)(methyl)amino]acetic acid (CAS 1341043-18-2)
- 6-Chloro-7-hydroxy-3,4-dimethyl-2h-chromen-2-one (CAS 135065-47-3)
- Ethyl 3-chloroimidazo[1,2-a]pyridine-8-carboxylate (CAS 133427-17-5)
- N-(5-((2-((2-Fluorophenyl)amino)-2-oxoethyl)thio)-1,3,4-thiadiazol-2-yl)propionamide (CAS 392297-95-9)
- 3,4-Dichloro-2-nitrobenzamide (CAS 1803805-62-0)
- (S)-tert-Butyl (1-(4-amino-1-methyl-1H-pyrazol-5-yl)azepan-3-yl)carbamate (CAS 1363408-41-6)
- Ilaprazole Impurity 3 (CAS CATO-C4X-11303)
- Ethyl 4-ethyl-3,5-dimethyl-1H-pyrrole-2-carboxylate (CAS 2199-47-5)
- 4-(Difluoromethyl)-7-hydroxy-2H-chromen-2-one (CAS 2089257-15-6)
- Semaglutide impurity 48 (CAS CATO-C4X-222648)
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