1,4-Bis(difluoromethoxy)benzene CAS 27691-15-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 27691-15-2 |
| Molecular Formula | C8H6F4O2 |
| Molecular Weight | 210.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,4-Bis(difluoromethoxy)benzene (CAS 27691-15-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H6F4O2. Molecular weight: 210.13 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H6F4O2 |
| Molecular Weight | 210.13 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Halogen Content | F-containing |
Related Bis Standards
- 1,2-Bis(difluoromethoxy)benzene (CAS 27691-14-1)
- 1,3-Bis(difluoromethoxy)benzene (CAS 22236-12-0)
- 5-(Difluoromethoxy)-4-fluoro-1-methyl-1H-pyrazole-3-carboxylic acid (CAS 1779129-04-2)
- 8-(difluoromethoxy)quinolin-5-amine (CAS 1082893-09-1)
- 2-(Difluoromethoxy)-7-naphthol (CAS 1094284-18-0)
- 1-(Difluoromethoxy)-3-naphthol (CAS 1261600-48-9)
- 2-(Difluoromethoxy)-6-naphthol (CAS 1261600-56-9)
- 2-(Difluoromethoxy)-5-naphthol (CAS 1261787-71-6)
Recommended Standards
- 1,4-Dimethoxytetrafluorobenzene (CAS 362-56-1)
- 1-Ethyl-5-fluoro-3-(trifluoromethyl)-1H-pyrazole-4-carbaldehyde (CAS 479638-63-6)
- (S)-2-Amino-4-(ethylselanyl)butanoic acid (CAS 20999-05-7)
- 1-(3-Chloro-4-methylphenyl)pyrrolidin-3-amine (CAS 1181309-51-2)
- N-(2-Bromophenyl)-N’-(1,2-diphenylethylidene)hydrazine (CAS 945242-95-5)
- 3-(4-Acetylphenyl)acrylic acid ethyl ester, 97% (CAS 82989-26-2)
- 1-(4-Methoxybenzyl)-1H-pyrazole-5-carbaldehyde (CAS 162468-77-1)
- (2S,3R)-1-Cbz-2-methyl-piperidine-3-carboxylic acid (CAS 1260617-68-2)
- 2-(Benzyloxy)-3-methylbenzaldehyde (CAS 52803-61-9)
- Insulin Degludec Impurity 1 (CAS 843666-26-2)
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