1-(2-Chlorophenyl)prop-2-en-1-one CAS 89638-23-3
| CAS No. | 89638-23-3 |
| Molecular Formula | C9H7ClO |
| Molecular Weight | 166.60 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-(2-Chlorophenyl)prop-2-en-1-one (CAS 89638-23-3) is a high-purity analytical reference standard with the molecular formula C9H7ClO and a molecular weight of 166.60 g/mol.
Structurally, 1-(2-Chlorophenyl)prop-2-en-1-one (C9H7ClO) contains a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 166.60 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-(2-Chlorophenyl)prop-2-en-1-one 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 | C9H7ClO |
| Molecular Weight | 166.60 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 tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Cl-containing |
Related Chlorophenyl Standards
- 3-(4-Chlorophenyl)acrylaldehyde (CAS 1075-77-0)
- (E)-3-(2-Chlorophenyl)acrylaldehyde (CAS 138555-57-4)
- 1-(3-Chlorophenyl)prop-2-en-1-one (CAS 160388-09-0)
- 3-(2-Chlorophenyl)acrylaldehyde (CAS 1794-45-2)
- 1-(2-Chlorophenyl)prop-2-yn-1-ol (CAS 19115-29-8)
- (E)-3-(3-Chlorophenyl)acrylaldehyde (CAS 56578-37-1)
- 1-(3-Chlorophenyl)-2-propyn-1-ol (CAS 29805-12-7)
- 1-(4-Chlorophenyl)-2-propyn-1-ol (CAS 29805-11-6)
Recommended Standards
- (Z)-3-Chloro-3-phenylacrylaldehyde (CAS 33603-87-1)
- (Z)-2-Chloro-3-phenylacrylaldehyde (CAS 33603-89-3)
- (E)-3-Chloro-1-phenylprop-2-en-1-one (CAS 3306-07-8)
- 1-(4-Chlorophenyl)prop-2-en-1-one (CAS 7448-87-5)
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