3-Cyclopropyl-2-fluorobut-2-enoic acid CAS 1564046-42-9
| CAS No. | 1564046-42-9 |
| Molecular Formula | C7H9FO2 |
| Molecular Weight | 144.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 144.14 g/mol gives 3-Cyclopropyl-2-fluorobut-2-enoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-Cyclopropyl-2-fluorobut-2-enoic acid (CAS 1564046-42-9) is a high-purity analytical reference standard with the molecular formula C7H9FO2 and a molecular weight of 144.14 g/mol.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, 3-Cyclopropyl-2-fluorobut-2-enoic acid is typically white to off-white liquid. Its solid-state physicochemical attributes — including a molecular weight of 144.14 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.
CATO manufactures 3-Cyclopropyl-2-fluorobut-2-enoic 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 | C7H9FO2 |
| Molecular Weight | 144.14 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 | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | F-containing |
Related Cyclopropyl Standards
- Cyclopropyl-hydroxy-acetic acid ethyl ester (CAS 1185387-66-9)
- 2-Cyclopropyl-5-ethynylpyrimidine (CAS 1211541-58-0)
- 2-Cyclopropyl-2-methoxypropanoic acid (CAS 1247669-87-9)
- Methyl 2-cyclopropyl-2-hydroxypropanoate (CAS 1248911-98-9)
- 4-Cyclopropyl-4-hydroxybutanoic acid (CAS 1292263-95-6)
- 2-Cyclopropyl-2-ethoxyacetic acid (CAS 1482078-19-2)
- Methyl 2-cyclopropyl-2-methoxyacetate (CAS 1484686-43-2)
- 3-cyclopropyl-3-hydroxybutanoic acid (CAS 65531-33-1)
Recommended Standards
- Monoethyl Maleate (CAS 3990-03-2)
- cis-2-Fluoro-[1,1-bi(cyclopropane)]-1-carboxylic acid (CAS 1706430-81-0)
- Cyclo(-Gly-Ser) (CAS 52661-98-0)
- trans-2-Fluoro-[1,1-bi(cyclopropane)]-1-carboxylic acid (CAS 1706436-39-6)
- methyl 3-amino-3-(4-fluorophenyl)propanoate hydrochloride (CAS 925412-81-3)
- Ethyl 2-(3-(3-fluoro-4-methylbenzoyl)-4-hydroxy-5-oxo-2-(pyridin-3-yl)-2,5-dihydro-1H-pyrrol-1-yl)-4-methylthiazole-5-carboxylate (CAS 618072-71-2)
- GAP 27 (CAS 198284-64-9)
- Thiamine Disulfide (CAS 1899166-52-9)
- 1-(4-Chlorophenyl)cyclobutanecarbonyl chloride (CAS 89421-95-4)
- 2-Chloro-1-(4-cyclohexyl-piperazin-1-yl)-ethanonehydrochloride (CAS 1185296-59-6)
- 3-Amino-2-bromo-6-chloroisonicotinic acid (CAS 1073182-69-0)
- Ethyl 2-[2-(3-piperidinyl)ethoxy]benzoatehydrochloride (CAS 1220034-05-8)
- 4-Hydroxy-N-(7-methyl-11-oxo-10,11-dihydrodibenzo[b,f][1,4]oxazepin-2-yl)benzenecarboxamide (CAS 866152-19-4)
- Cycloaspeptide A (CAS 109171-13-3)
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