3-Hydroxy-3-(trifluoromethyl)tetrahydro-4H-pyran-4-one CAS 693245-82-8
| CAS No. | 693245-82-8 |
| Molecular Formula | C6H7F3O3 |
| Molecular Weight | 184.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Hydroxy-3-(trifluoromethyl)tetrahydro-4H-pyran-4-one (CAS 693245-82-8) is a high-purity analytical reference standard with the molecular formula C6H7F3O3 and a molecular weight of 184.11 g/mol.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, 3-Hydroxy-3-(trifluoromethyl)tetrahydro-4H-pyran-4-one is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 184.11 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
As a certified reference material (CRM), 3-Hydroxy-3-(trifluoromethyl)tetrahydro-4H-pyran-4-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C6H7F3O3 |
| Molecular Weight | 184.11 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F-containing |
Related Hydroxy Standards
- 3-Hydroxy-3-(trifluoromethyl)cyclobutanecarboxylic acid (CAS 1163729-49-4)
- 6-Hydroxy-4-nitropicolinic acid (CAS 1393572-16-1)
- 6-Hydroxy-5-nitropicolinic acid (CAS 1595036-59-1)
- cis-3-hydroxy-3-(trifluoromethyl)cyclobutanecarboxylic acid (CAS 1690177-86-6)
- (R)-4-hydroxy-4-(trifluoromethyl)tetrahydro-2H-pyran-2-one (CAS 956398-59-7)
- (s)-4-Hydroxy-4-(trifluoromethyl)tetrahydro-2h-pyran-2-one (CAS 956398-58-6)
- 4-Hydroxy-4-(trifluoromethyl)tetrahydro-2H-pyran-2-one (CAS 83191-83-7)
- 4-Hydroxy-5-nitronicotinic acid (CAS 911461-03-5)
Recommended Standards
- 3,5-Dinitropyridin-2-amine (CAS 3073-30-1)
- 3-Nitro-[1,2,4]triazolo[5,1-c][1,2,4]triazin-4(1H)-one (CAS 83809-87-4)
- 3,5-Dinitrophenol (CAS 586-11-8)
- 4-Amino-3,5-dinitropyridine (CAS 31793-29-0)
- Ethyl-d5-amine HCl (CAS 284474-81-3)
- 3-(Cyclopropylmethoxy)propanoic acid (CAS 1019521-50-6)
- (R)-2-Methylhexanoic acid (CAS 51703-97-0)
- 4-(Aminomethyl)-N,N-dimethyl-4lambda5-[1,1'-biphenyl]-4-amine (CAS 885466-43-3)
- (Z)-4,6-Dichloro-6-(4-chlorophenyl)-3,3-dimethylhex-5-en-2-one (CAS 88438-07-7)
- 2-{[(4-chlorophenyl)methyl]sulfanyl}-N-(3,4-dichlorophenyl)acetamide (CAS 329078-83-3)
- Propafenone EP Impurity E (CAS 165279-79-8)
- 2-Ethoxyethyl carbonochloridate (CAS 628-64-8)
- Methyl 1-benzyl-3-oxopiperidine-4-carboxylate (CAS 175406-94-7)
- Semaglutide Impurity 128 (CAS 2490269-78-6)
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