3,3-difluoro-2-methylbutanoic acid CAS 1783699-15-9
| CAS No. | 1783699-15-9 |
| Molecular Formula | C5H8F2O2 |
| Molecular Weight | 138.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 138.11 g/mol gives 3,3-difluoro-2-methylbutanoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3,3-difluoro-2-methylbutanoic acid (CAS 1783699-15-9), molecular formula C5H8F2O2 and molecular weight 138.11 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 3,3-difluoro-2-methylbutanoic acid (C5H8F2O2) is characterized by a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.
CATO manufactures 3,3-difluoro-2-methylbutanoic 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 | C5H8F2O2 |
| Molecular Weight | 138.11 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | F-containing |
Related difluoro Standards
- 4,4-Difluoro-2-methylbutanoic acid (CAS 1010422-68-0)
- 3,3-difluoro-2,2-dimethylpropanoic acid (CAS 1022154-50-2)
- 4,4-Difluoro-3-methylbutanoic acid (CAS 1785096-82-3)
- [2,2-Difluoro-1-(hydroxymethyl)cyclopropyl]methanol (CAS 228580-15-2)
- 3,3-Difluoro-1-(hydroxymethyl)cyclobutan-1-ol (CAS 2231674-33-0)
- Methyl 3,3-difluoro-2-oxopropanoate (CAS 139704-68-0)
- 1,1-Difluoro-N,N,N',N'-tetramethylmethanediamine (CAS 1426-10-4)
- 2,2-Difluoro-N1,N1-dimethylpropane-1,3-diamine (CAS 1601859-07-7)
Recommended Standards
- (4,4-difluorooxolan-3-yl)methanol (CAS 1780169-27-8)
- 3,3-Difluoropentanoic acid (CAS 1783699-23-9)
- 3-(2,2-Difluoroethoxy)propanal (CAS 1556788-85-2)
- 3-(Difluoromethyl)tetrahydrofuran-3-ol (CAS 1506031-59-9)
- (Z)-N'-Hydroxyisonicotinimidamide (CAS 849833-58-5)
- 1,3,2-Dioxaphosphorinan-2-amine, 5,5-dimethyl-N-(9Z)-9-octadecen-1-yl-, 2-oxide (CAS 71426-91-0)
- 3-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)propanoic Acid (CAS 14939-92-5)
- 156482-75-6 2-(2-Methoxy-1-naphthyl)ethanamine MFCD08448793 (CAS 156482-75-6)
- 4-(Benzylamino)butanenitrile (CAS 71510-64-0)
- 2-(5-Bromo-2-methylphenyl)acetic Acid (CAS 854646-94-9)
- Methyl 1-(3-chloro-2,2-dimethylpropanoyl)-3-iodo-1H-indole-2-carboxylate (CAS 860651-34-9)
- Dopamine Impurity 85 (CAS 763024-20-0)
- (E)-4-chloro-N-(2-(6-methyl-3-(methylthio)-1,2,4-triazin-5-yl)vinyl)aniline (CAS 1164532-30-2)
- Semaglutide Impurity 129 (CAS 2490269-79-7)
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