1-Chloro-4-(cyclopentyloxy)benzene CAS 133620-75-4
| CAS No. | 133620-75-4 |
| Molecular Formula | C11H13ClO |
| Molecular Weight | 196.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 196.67 g/mol gives 1-Chloro-4-(cyclopentyloxy)benzene distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-Chloro-4-(cyclopentyloxy)benzene (CAS 133620-75-4), molecular formula C11H13ClO and molecular weight 196.67 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H13ClO, 1-Chloro-4-(cyclopentyloxy)benzene contains a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 196.67 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 1-Chloro-4-(cyclopentyloxy)benzene meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C11H13ClO |
| Molecular Weight | 196.67 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | Cl-containing |
Related Chloro Standards
- 4-Chloro-1-phenylpentan-3-one (CAS 1002915-53-8)
- 1-chloro-3-[2-(2-methoxyethoxy)ethoxy]propane (CAS 100688-50-4)
- 2-Chloro-1-(4-propylphenyl)ethan-1-one (CAS 105443-49-0)
- 1-(4-Chloro-2,6-dimethylphenyl)propan-1-one (CAS 107076-10-8)
- (R)-2-Chloro-1-(2,3-dihydro-1h-inden-5-yl)ethan-1-ol (CAS 1175975-55-9)
- 1-(4-Chloro-3-methylphenyl)butan-1-one (CAS 1176626-36-0)
- 4-(4-Chloro-phenyl)-tetrahydro-pyran (CAS 1187926-98-2)
- 6-Chloro-2,2-dimethyl-2,3-dihydro-1h-inden-1-ol (CAS 1188144-98-0)
Recommended Standards
- 2-Cyclopentyl-4-chlorophenol (CAS 13347-42-7)
- 4-Allyl-2-chloro-1-ethoxybenzene (CAS 1378595-33-5)
- 1-(4-Chloro-3-ethylphenyl)propan-1-one (CAS 1314939-52-0)
- 1-(5-Chloro-2-methylphenyl)but-3-en-1-ol (CAS 1378608-06-0)
- N-(2,3-dichlorophenyl)hydroxylamine (CAS 43192-06-9)
- Methyl 1H-[1,2,3]triazolo[4,5-c]pyridine-1-carboxylate (CAS 886220-50-4)
- 7-Oxo-4h,7h-[1,2,4]triazolo[1,5-a]pyrimidine-6-carbonitrile (CAS 89488-67-5)
- Methyl 4,6-dichloroquinoline-2-carboxylate (CAS 848501-96-2)
- 2-Hydroxy nevirapine (CAS 254889-31-1)
- Perospirone Impurity 42 (CAS CATO-C4X-245842)
- (R)-3-[((S)-2-Amino-propionyl)-ethyl-amino]-piperidine-1-carboxylic acid tert-butyl ester (CAS 1401667-09-1)
- 1-Piperidinecarboxylic acid, 4-[[5-(aminocarbonyl)-2-[[4-(2-oxazolyl)phenyl]amino]-4-pyridinyl]amino]-, 1,1-dimethylethyl ester (CAS 1227488-28-9)
- 3-Bromo-2-methyl-5-sulfamoylbenzoic acid (CAS 1489091-39-5)
- Tau Peptide (275-305) (Repeat 2 Domain) trifluoroacetate salt (CAS 330456-25-2)
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 18665070610 / Nicole.chen@cato-chem.com