4-Benzyloxy-3,5-difluorophenol CAS 99045-19-9
| CAS No. | 99045-19-9 |
| Molecular Formula | C13H10F2O2 |
| Molecular Weight | 236.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-Benzyloxy-3,5-difluorophenol 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.
4-Benzyloxy-3,5-difluorophenol (CAS 99045-19-9), molecular formula C13H10F2O2 and molecular weight 236.21 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-Benzyloxy-3,5-difluorophenol (C13H10F2O2) contains a carboxylic acid group, 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 236.21 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C13H10F2O2 |
| Molecular Weight | 236.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| 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 Benzyloxy Standards
- 3-(Benzyloxy)-2,4-difluorophenol (CAS 1421768-26-4)
- 3-(Benzyloxy)-2,6-difluorophenol (CAS 1881321-69-2)
- 2-(Benzyloxy)-3,5-difluorophenol (CAS 1881322-00-4)
- 5-(Benzyloxy)-2,4-difluorophenol (CAS 1881329-61-8)
- 2-(Benzyloxy)-4,5-difluorophenol (CAS 1951445-10-5)
- 4-(Benzyloxy)-2,5-difluorophenol (CAS 2413441-22-0)
- (R)-4-(Benzyloxy)-2-ethyl-4-oxobutanoic acid (CAS 1035609-72-3)
- 4-(Benzyloxy)tetrahydro-2H-pyran-4-carboxylic acid (CAS 1293265-45-8)
Recommended Standards
- 4,4,4-Trifluoro-2-methyl-1-(thiophen-2-yl)butane-1,3-dione (CAS 346-01-0)
- Diethyl 2-(1,1-difluoropropan-2-ylidene)malonate (CAS 2095888-49-4)
- 4,4,4-trifluoro-1-(5-methylthiophen-2-yl)butane-1,3-dione (CAS 326-72-7)
- Diethyl 3,3-difluorocyclobutane-1,1-dicarboxylate (CAS 827032-79-1)
- (4-bromo-5-methyl-2-thienyl)methanol (CAS 882506-11-8)
- Breathable alpha-quartz (CAS 14808-60-7)
- 3-(Difluoromethoxy)-2-fluoroaniline (CAS 1261498-41-2)
- 1-Bromo-2-ethoxy-4-fluoro-5-nitrobenzene (CAS 1805530-62-4)
- Zanamivir Impurity 11 (CAS CATO-C4X-205011)
- N,N'-(6-Oxo-1,6-dihydro-1,3,5-triazine-2,4-diyl)diacetamide (CAS 914486-10-5)
- Ethyl 3-methoxy-2-(trifluoromethyl)isonicotinate (CAS 1227509-19-4)
- 6-Fluoropyrazolo[1,5-a]pyridine-3-carboxylic acid (CAS 1352625-29-6)
- Pirenzepine DiHCl (CAS 29868-97-1)
- Semaglutide impurity 29 (CAS CATO-C4X-222629)
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