4-(3,5-Difluorophenyl)phenol CAS 656304-67-5
| CAS No. | 656304-67-5 |
| Molecular Formula | C12H8F2O |
| Molecular Weight | 206.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 206.19 g/mol gives 4-(3,5-Difluorophenyl)phenol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-(3,5-Difluorophenyl)phenol (CAS 656304-67-5), molecular formula C12H8F2O and molecular weight 206.19 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-(3,5-Difluorophenyl)phenol (C12H8F2O) contains a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 206.19 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-(3,5-Difluorophenyl)phenol under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C12H8F2O |
| Molecular Weight | 206.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F-containing |
Related Difluorophenyl Standards
- 6-(2,5-Difluorophenyl)pyridin-2-amine (CAS 1178652-18-0)
- 4-(2,5-Difluorophenyl)phenol (CAS 1181291-45-1)
- 6-(3,4-Difluorophenyl)pyridin-3-amine (CAS 1225914-71-5)
- 5-(3,5-Difluorophenyl)pyridin-3-amine (CAS 1225914-83-9)
- 2-(2,4-Difluorophenyl)phenol (CAS 1225946-59-7)
- 5-(3,4-Difluorophenyl)pyridin-3-amine (CAS 1226415-43-5)
- 3-(2,4-Difluorophenyl)pyridin-4-amine (CAS 1258613-25-0)
- 3-(2,6-Difluorophenyl)phenol (CAS 1261910-30-8)
Recommended Standards
- 4-(2-Fluorophenyl)-2-fluorophenol (CAS 612092-34-9)
- 4-(3-Methoxyphenyl)-2-oxobut-3-enoic acid (CAS 65152-37-6)
- 4-(2,6-Difluorophenyl)phenol (CAS 628306-32-1)
- 4-(4-Fluorophenyl)-3-fluorophenol (CAS 349665-92-5)
- 339019-71-5 5-(2-chlorophenyl)-3-{[(2,5-dichlorophenyl)sulfanyl]methyl}isoxazole KS-00003DDO (CAS 339019-71-5)
- 3-Ethoxy-1-(5-ethylthiophen-2-yl)prop-2-en-1-one (CAS 1344735-54-1)
- N*1*-Cyclopropyl-N*1*-(1-phenyl-propyl)-ethane-1,2-diamine (CAS 1354028-51-5)
- 4,6-Dichloro-1,5-naphthyridine-2-carboxylic acid (CAS 1234616-22-8)
- Palmitoyl coenzyme A lithium salt (CAS 188174-64-3)
- 2-(3-(Morpholinosulfonyl)-2-oxopyridin-1(2H)-yl)-N-(m-tolyl)acetamide (CAS 1251670-99-1)
- 4-(3-Isopropylphenoxy)-2-(trifluoromethyl)aniline (CAS 946663-20-3)
- benzyl 2,4-dioxo-1,8-diazaspiro[4.5]decane-8-carboxylate (CAS 2029246-72-6)
- N-{[3-(4-methoxyphenyl)-1,2-oxazol-5-yl]methyl}-2-(4-methylpiperazin-1-yl)acetamide (CAS 478049-41-1)
- [y-Glu15]-Semaglutide Impurity 134 (CAS CATO-C4X-2226134)
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