1-Bromo-4-(cyclopentyloxy)benzene CAS 30752-30-8
| CAS No. | 30752-30-8 |
| Molecular Formula | C11H13BrO |
| Molecular Weight | 241.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
1-Bromo-4-(cyclopentyloxy)benzene (CAS 30752-30-8), molecular formula C11H13BrO and molecular weight 241.12 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-Bromo-4-(cyclopentyloxy)benzene (C11H13BrO) contains a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 241.12 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
As a certified reference material (CRM), 1-Bromo-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 | C11H13BrO |
| Molecular Weight | 241.12 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, 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.) | 1965 |
| Halogen Content | Br-containing |
Related Bromo Standards
- 1-Bromo-4-[(cyclopropylmethoxy)methyl]benzene (CAS 1018681-31-6)
- 6-Bromo-4,4-dimethylchromane (CAS 1027915-16-7)
- 2-Bromo-1-(2,4-dimethylphenyl)propan-1-one (CAS 105906-42-1)
- 2-Bromo-1-(2,4,5-trimethylphenyl)ethanone (CAS 106662-93-5)
- 2-Bromo-4-methyl-1-[(2-methylprop-2-en-1-yl)oxy]benzene (CAS 110124-11-3)
- 2-Bromo-1-(2,5-dimethylphenyl)propan-1-one (CAS 1152568-65-4)
- 2-Bromo-1-(cyclopropylmethoxy)-4-methylbenzene (CAS 1154340-74-5)
- 2-Bromo-6-methoxy-1,2,3,4-tetrahydronaphthalene (CAS 1181653-69-9)
Recommended Standards
- 1-Bromo-4-(cyclobutylmethoxy)benzene (CAS 871829-46-8)
- 2-(2,4-Dichlorophenyl)-3-(dimethylamino)-acrylonitrile (CAS 339009-45-9)
- 1-Bromo-4-(1-methoxycyclobutyl)benzene (CAS 865204-04-2)
- 2-(2-Bromoallyl)-1-methoxy-4-methylbenzene (CAS 951894-84-1)
- 1-[(3,4-Dichlorophenyl)methyl]-2-oxo-N-(1,3,4-thiadiazol-2-yl)-1,2-dihydropyridine-3-carboxamide (CAS 338783-11-2)
- Bis(4-cyclohexylphenyl)amine (CAS 163687-39-6)
- 2,5-Difluorobenzoylacetonitrile (CAS 71682-96-7)
- N-Benzylidene-2,2-dimethoxyethanamine (CAS 54879-74-2)
- Ribavirin Impurity 60 (CAS 21733-05-1)
- 1-Allyl-4-(3-fluorophenyl)-1H-imidazol-5-amine (CAS 1250425-84-3)
- 7-Iodo-2-(methylsulfonyl)-4-(methylthio)imidazo[2,1-f][1,2,4]triazine (CAS 2702282-97-9)
- Methyl 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)chromane-2-carboxylate (CAS 2152654-65-2)
- Ethyl (E)-3-(2,4-dimethoxyphenyl)acrylate (CAS 24393-63-3)
- Semaglutide impurity 272 (CAS CATO-C4X-2226272)
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