3-Ethyl-2,2-difluoro-3-hydroxypentanoic acid CAS 168558-23-4
| CAS No. | 168558-23-4 |
| Molecular Formula | C7H12F2O3 |
| Molecular Weight | 182.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 3-Ethyl-2,2-difluoro-3-hydroxypentanoic acid (C7H12F2O3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 1.0, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 182.17 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
3-Ethyl-2,2-difluoro-3-hydroxypentanoic acid (CAS 168558-23-4) is a high-purity analytical reference standard with the molecular formula C7H12F2O3 and a molecular weight of 182.17 g/mol.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 3-Ethyl-2,2-difluoro-3-hydroxypentanoic acid 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 | C7H12F2O3 |
| Molecular Weight | 182.17 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) | 1.0 |
| CAS Registry Year (est.) | 2005 |
| Halogen Content | F-containing |
Related Ethyl Standards
- Ethyl 2,2-difluoro-3-hydroxypentanoate (CAS 1092693-68-9)
- 5,7-Difluoro-3,4-dihydronaphthalen-1(2H)-one (CAS 110931-79-8)
- 2,2-Difluoro-3-hydroxy-5-methylhexanoic acid (CAS 1248009-70-2)
- 2,2-Difluoro-3-hydroxy-4-methylhexanoic acid (CAS 1249092-91-8)
- 2,2-Difluoro-3-hydroxy-3,4-dimethylpentanoic acid (CAS 1249974-94-4)
- 7,8-Difluoro-3,4-dihydronaphthalen-1(2H)-one (CAS 1273662-15-9)
- 4,6-Difluoro-1,3-dimethyl-1H-indazole (CAS 1329167-03-4)
- (5,6-Difluoro-1H-indol-3-yl)methanamine (CAS 1360891-58-2)
Recommended Standards
- Ethyl 2,2-difluoro-3-hydroxy-3-methylbutanoate (CAS 168558-19-8)
- 4-(2-Hydroxyethoxy)benzoic acid (CAS 1711-24-6)
- Methyl 2-(2,3-dihydroxyphenyl)acetate (CAS 168481-87-6)
- 6-Hydroxy-3-methoxy-2-methylbenzoic acid (CAS 17155-46-3)
- 4-(Aminomethyl)-2-fluorobenzonitrile (CAS 368426-73-7)
- 2-(3-Fluorocyclobutyl)acetonitrile (CAS 1780532-33-3)
- 5-Fluoro-6-methylpyrimidine-4-carbonitrile (CAS 1956380-25-8)
- MOBS (CAS 115724-21-5)
- Meptazinol (CAS 54340-58-8)
- 7-(4-Fluorophenyl)-2-(methylsulfanyl)-3H,4H-thieno[3,2-d]pyrimidin-4-one (CAS 1291486-92-4)
- 4-(Trifluoromethyl)-D-phenylalanine (CAS 114872-99-0)
- (Propan-2-yl)({[4-(propan-2-yl)phenyl]methyl})amine (CAS 4395-74-8)
- 1,2-Diphenylethane-1,2-diamine (CAS 5700-60-7)
- Sperm Activating Peptide, Sea Urchin (CAS 140653-27-6)
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