2,2-Difluoro-3-hydroxy-4,4-dimethylpentanoic acid CAS 681240-16-4
| CAS No. | 681240-16-4 |
| Molecular Formula | C7H12F2O3 |
| Molecular Weight | 182.17 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.
CATO supplies 2,2-Difluoro-3-hydroxy-4,4-dimethylpentanoic acid (CAS 681240-16-4), a certified reference material (molecular formula C7H12F2O3, MW 182.17 g/mol) for analytical method development and quality control.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, 2,2-Difluoro-3-hydroxy-4,4-dimethylpentanoic acid is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 182.17 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.
CATO manufactures 2,2-Difluoro-3-hydroxy-4,4-dimethylpentanoic 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.) | 1985 |
| Halogen Content | F-containing |
Related Difluoro 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
- 2,2-Difluoro-1-(4-vinylphenyl)ethanone (CAS 74946-48-8)
- 2,3-Dihydroxy-3-phenylpropanoic acid (CAS 5695-95-4)
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- 2',3'-Dihydroxy-4'-methoxyacetophenone (CAS 708-53-2)
- 2-Amino-4-oxo-4-(thiophen-2-yl)butanoic acid hydrochloride (CAS 1423029-16-6)
- Noscapine Impurity 2 (Cotarninium Cation) (CAS 20276-45-3)
- 1,3-Bis(1,1-dimethylethyl) 2-(2-chloro-3-pyridinyl)imidodicarbonate (CAS 749265-07-4)
- 2,2-Dimethyl-2H-chromen-8-amine (CAS 203195-00-0)
- 2-(5-Amino-3-(2-methylfuran-3-yl)-1H-pyrazol-1-yl)ethan-1-ol (CAS 956751-81-8)
- 4-Cyclopropoxy-3-(methylthio)benzenesulfonamide (CAS 1243467-37-9)
- N-(3-Chlorophenyl)-2-((3-ethyl-6-methyl-4-oxo-3,4,6,7-tetrahydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide (CAS 851409-63-7)
- (3-Chloro-5-fluorophenyl)methanamine (CAS 1070892-68-0)
- 7-Methyl-6-nitro-1H-indazole (CAS 208457-81-2)
- Semaglutide impurity 200 (CAS CATO-C4X-2226200)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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