1-(Isoxazol-5-yl)butane-1,4-diol CAS 496871-25-1
| CAS No. | 496871-25-1 |
| Molecular Formula | C7H11NO3 |
| Molecular Weight | 157.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 1-(Isoxazol-5-yl)butane-1,4-diol 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.
1-(Isoxazol-5-yl)butane-1,4-diol (CAS 496871-25-1), molecular formula C7H11NO3 and molecular weight 157.17 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H11NO3, 1-(Isoxazol-5-yl)butane-1,4-diol contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 157.17 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H11NO3 |
| Molecular Weight | 157.17 g/mol |
| Appearance | White to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
Related Isoxazol Standards
- Ethyl isoxazol-3-yl carbonate (CAS 24827-27-8)
- Ethyl isoxazol-3-ylcarbamate (CAS 860371-68-2)
- Ethyl isoxazol-5-ylcarbamate (CAS 859765-43-8)
- Isoxazol-3-yl dimethylcarbamate (CAS 70394-60-4)
- 2-((Isoxazol-3-ylmethyl)thio)ethanamine (CAS 59660-29-6)
- 2-(Isoxazol-3-ylthio)acetic acid (CAS 56796-05-5)
- Methyl 3-(isoxazol-4-yl)propanoate (CAS 141501-28-2)
- 4-(Isoxazol-4-yl)butanoic acid (CAS 141679-49-4)
Recommended Standards
- 1-(aminomethyl)-2-oxabicyclo[2.1.1]hexane-4-carboxylic acid (CAS 2230798-99-7)
- 1,4-Dihydroquinazoline-4-carbonitrile (CAS 5132-43-4)
- 1-(Acetamidomethyl)cyclopropane-1-carboxylic acid (CAS 205173-55-3)
- 1,4-Dioxa-8-aza-spiro[4.5]decan-7-one (CAS 6813-54-3)
- Isorhamnetin 7-O-β-D-glucopyranoside (CAS 6743-96-0)
- 6-Methyl-1H-indazole-3-carboxylic acid ethyl ester (CAS 4498-69-5)
- 4-(2-Trifluoromethyl-pyridin-4-yloxy)-phenylamine (CAS 630125-71-2)
- N-Methyl-N-trimethylsilylheptafluorobutyramide(MSHFBA) (CAS 53296-64-3)
- 2,4-Dimethyl-5-((4-methylpiperazin-1-yl)methyl)benzaldehyde dihydrochloride (CAS 1443425-02-2)
- N-phenethylisobutyramide (CAS 71022-62-3)
- 4-iodo-2-nitrobenzamide (CAS 1261585-43-6)
- 8-((2,6-Difluorobenzyl)oxy)-2-methylimidazo[1,2-a]pyridine-3-carboxylic acid (CAS 1415501-19-7)
- Kanamycin A Sulfate (Amikacin EP Impurity D Sulfate) (CAS 25389-94-0)
- Acetyl-Tau Peptide (273-284) amide trifluoroacetate salt (CAS 1684399-52-7)
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