4-(4-Chlorophenyl)-7,7-dimethyl-4,6,7,8-tetrahydro-2H-chromene-2,5(3H)-dione CAS 338750-76-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 338750-76-8 |
| Molecular Formula | C17H17ClO3 |
| Molecular Weight | 304.77 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-(4-Chlorophenyl)-7,7-dimethyl-4,6,7,8-tetrahydro-2H-chromene-2,5(3H)-dione (CAS 338750-76-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C17H17ClO3. Molecular weight: 304.77 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C17H17ClO3 |
| Molecular Weight | 304.77 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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 | Cl-containing |
Related Chlorophenyl Standards
- 3-(4-Chlorophenyl)-3-(4-ethoxyphenyl)propanoic acid (CAS 1225976-34-0)
- 2-(3-Chlorophenyl)-3-phenylimidazo[1,2-a]pyridine (CAS 1353511-67-7)
- 2-(3-Chlorophenyl)-1-phenyl-1H-benzo[d]imidazole (CAS 175712-66-0)
- 1-(4-Chlorophenyl)-3-(1-hydroxy-3-phenylpropan-2-yl)urea (CAS 338962-96-2)
- 2-(1-(4-Chlorophenyl)-2,5-dimethyl-1H-pyrrol-3-yl)-N,N-dimethyl-2-oxoacetamide (CAS 866152-53-6)
- 2-(2-Chlorophenyl)-1-phenyl-1H-benzo[d]imidazole (CAS 57492-47-4)
- 2-(4-(3-Chlorophenyl)piperazin-1-yl)-6-methylpyrimidin-4-ol (CAS 907986-71-4)
- 2-(4-Chlorophenyl)-1-phenyl-1H-benzo[d]imidazole (CAS 2622-73-3)
Recommended Standards
- 4-(4-Chlorophenyl)-1-(4-fluorophenyl)-1h-imidazole-2-thiol (CAS 440119-35-7)
- 5-(4-Benzyl-1-piperazinyl)-4-chloro-3-pyridazinol (CAS 634469-05-9)
- 4-((4-Chlorobenzyl)thio)-6-fluorocinnoline (CAS 2195-60-0)
- 1-((((9h-Fluoren-9-yl)methoxy)carbonyl)amino)-4-ethylcyclohexane-1-carboxylic acid (CAS 1339220-30-2)
- 1-(1-(2,2-Difluoroethyl)-1H-pyrazol-3-yl)ethan-1-one (CAS 1855688-22-0)
- 2,3,4,6-Tetrafluoropyridine (CAS 3512-13-8)
- Pentadecanoic Acid (CAS 1002-84-2)
- 2-(4-Benzoylpiperazin-1-yl)ethan-1-ol (CAS 56227-56-6)
- Pyrazolidine-3-carboxylic acid (CAS 64154-88-7)
- Glucagon Monohydrochloride (CAS 28270-04-4)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com