2,2,3,3-Tetrafluoro-5-methyl-2,3-dihydro-benzo[1,4]dioxine CAS 933674-90-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 933674-90-9 |
| Molecular Formula | C9H6F4O2 |
| Molecular Weight | 222.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,2,3,3-Tetrafluoro-5-methyl-2,3-dihydro-benzo[1,4]dioxine (CAS 933674-90-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H6F4O2. Molecular weight: 222.14 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H6F4O2 |
| Molecular Weight | 222.14 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
Related Tetrafluoro Standards
- Methyl 2,3,5,6-tetrafluoro-4-methylbenzoate (CAS 76437-38-2)
- 2,2,3,3-Tetrafluoro-2,3-dihydro-1,4-benzodioxin-5-amine (CAS 119895-70-4)
- 2,2,3,3-Tetrafluoro-2,3-dihydrobenzo[b][1,4]dioxin-6-amine (CAS 89586-07-2)
- 2,2,4,4-Tetrafluoro-4H-benzo[d][1,3]dioxin-6-amine (CAS 25854-59-5)
- (2,3,5,6-Tetrafluoro-4-methoxyphenyl)boronic acid (CAS 871126-20-4)
- 2,2,3,3-Tetrafluoro-2,3-dihydrobenzo[b][1,4]dioxin-6-ol (CAS 103467-50-1)
- 2,3,4,5-Tetrafluoro-6-methoxybenzoic acid (CAS 38512-77-5)
- 2,3,5,6-Tetrafluoro-4-methoxybenzoic acid (CAS 3153-01-3)
Recommended Standards
- 2-(4-(Difluoromethyl)phenyl)-2,2-difluoroacetic acid (CAS 2138043-77-1)
- 2-Fluoro-3-methoxy-5-(trifluoromethyl)benzaldehyde (CAS 2055275-09-5)
- 2-(3-Fluoro-2-(trifluoromethyl)phenyl)acetic acid (CAS 897940-14-6)
- 2,6-Dichloroanisole (CAS 1984-65-2)
- n-(2,3-Dimethylphenyl)-3-oxobutanamide (CAS 80357-48-8)
- 4,8-Dihydroxyquinoline-3-carboxylic acid (CAS 1131580-58-9)
- 6-(Benzyloxy)-3-chloro-2-fluoropyridine (CAS 1817717-64-8)
- 3-((2-Methylbenzyl)thio)propanal (CAS 1340354-19-9)
- 4-Iodo-1-(methylsulfonyl)-1H-pyrazole (CAS 1657012-45-7)
- Semaglutide Impurity 128 (CAS 2490269-78-6)
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