(4R)-6-Fluoro-2,2-dimethyl-3,4-dihydro-2H-1-benzopyran-4-ol CAS 235422-96-5
| CAS No. | 235422-96-5 |
| Molecular Formula | C11H13FO2 |
| Molecular Weight | 196.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
(4R)-6-Fluoro-2,2-dimethyl-3,4-dihydro-2H-1-benzopyran-4-ol (CAS 235422-96-5), molecular formula C11H13FO2 and molecular weight 196.22 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H13FO2, (4R)-6-Fluoro-2,2-dimethyl-3,4-dihydro-2H-1-benzopyran-4-ol contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 196.22 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
CATO manufactures (4R)-6-Fluoro-2,2-dimethyl-3,4-dihydro-2H-1-benzopyran-4-ol 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 | C11H13FO2 |
| Molecular Weight | 196.22 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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.) | 2024 |
| Halogen Content | F-containing |
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Recommended Standards
- (2R,3S,4S,5R,6S)-2-(hydroxymethyl)-6-mercaptotetrahydro-2H-pyran-3,4,5-triol (CAS 7534-35-2)
- (Benzoylmercapto)acetic acid (CAS 6398-74-9)
- (2R,3S,4S,5R)-2-(Hydroxymethyl)-6-mercaptotetrahydro-2H-pyran-3,4,5-triol (CAS 22566-82-1)
- ((2-Aminoethyl)sulfonyl)-D-alanine (CAS 53526-72-0)
- 6-(Pyrrolidin-1-yl)imidazo[2,1-b]thiazole-5-carbaldehyde (CAS 180688-60-2)
- 4,4-Dibromo-2,2-bipyridine (CAS 18511-71-2)
- Cucurbitacin E-2-O-glucoside (CAS 1398-78-3)
- Flurenol (CAS 467-69-6)
- 2-Butenedioic acid (2E)-, polymer with 2,2-bis(hydroxymethyl)-1,3-propanediol and 1,2-ethanediol, ammonium salt (CAS 96294-10-9)
- tert-Butyl cis-3-amino-5-fluoropiperidine-1-carboxylate (CAS 1271810-13-9)
- tert-Butyl 4-((2-chloro-6,7-dimethoxyquinazolin-4-yl)amino)piperidine-1-carboxylate (CAS 1000207-60-2)
- 2-Bromo-5-(methoxymethyl)thiophene (CAS 82830-92-0)
- Ethyl 3-methyl-4H-thieno[3,2-b]pyrrole-5-carboxylate (CAS 332099-42-0)
- (Tyr9)-Cholecystokinin Octapeptide (sulfated) (H-9770.0005) (CAS 96607-61-3)
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