3-(5-Nitrofuran-2-yl)isoxazol-5-amine CAS 33857-00-0
| CAS No. | 33857-00-0 |
| Molecular Formula | C7H5N3O4 |
| Molecular Weight | 195.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 3-(5-Nitrofuran-2-yl)isoxazol-5-amine.
CATO supplies 3-(5-Nitrofuran-2-yl)isoxazol-5-amine (CAS 33857-00-0), a certified reference material (molecular formula C7H5N3O4, MW 195.13 g/mol) for analytical method development and quality control.
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, 3-(5-Nitrofuran-2-yl)isoxazol-5-amine is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 195.13 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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-(5-Nitrofuran-2-yl)isoxazol-5-amine 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 | C7H5N3O4 |
| Molecular Weight | 195.13 g/mol |
| Appearance | Off-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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 3 |
Related Nitrofuran Standards
- 3-(5-Nitrofuran-2-yl)-1H-1,2,4-triazol-5-amine (CAS 7532-52-7)
- 5-(5-Nitrofuran-2-yl)-1,3,4-oxadiazol-2-amine (CAS 3775-55-1)
- 1-Methyl-3-(5-nitrofuran-2-yl)-1H-pyrazole (CAS 61621-23-6)
- 5-(5-Nitrofuran-2-yl)-1,3,4-oxadiazol-2(3H)-one (CAS 2122-86-3)
- 2-(5-Nitrofuran-2-yl)cyclopropane-1-carboxylic acid (CAS 1157138-60-7)
- Methyl 3-(5-nitrofuran-2-yl)acrylate (CAS 1874-24-4)
- 1-(5-Nitrofuran-2-yl)pentan-1-one (CAS 6975-61-7)
- 3-((5-Nitrofuran-2-yl)methoxy)azetidine (CAS 1339697-57-2)
Recommended Standards
- 2-Formyl-5-nitrobenzoic acid (CAS 7464-91-7)
- 3-HYDROXY-6-NITROISOBENZOFURAN-1(3H)-ONE (CAS 77619-93-3)
- 2,9-Dichloro-1-nonene (CAS 485320-14-7)
- 4-Formyl-3-nitrobenzoic acid (CAS 604000-99-9)
- (±)-2-Chlorobutyric-2,3,3,4,4,4-d6 Acid (CAS 1219802-13-7)
- 4-Bromo-1,2-thiazinan-3-one 1,1-dioxide (CAS 2767589-88-6)
- Ethyl 6-bromo-1H-pyrrolo[3,2-b]pyridine-3-carboxylate (CAS 1615714-30-1)
- 7-Nitro-2-(2-(4-(4-nitrophenyl)piperazin-1-yl)ethyl)-2H-benzo[b][1,4]oxazin-3(4H)-one (CAS 866137-64-6)
- (S)-5-Methylpiperazin-2-one hydrochloride (CAS 1609388-47-7)
- 4-Bromo-2-cyano-6-hydroxybenzene-1-sulfonyl chloride (CAS 1805524-67-7)
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- Trifluoro-methanesulfonic acid tripropylsilyl ester (CAS 301338-15-8)
- N-(4-chlorophenyl)-3,5,5-trimethylcyclohex-2-en-1-imine (CAS 6338-65-4)
- Des-Ser39-Tirzepatide (CAS CATO-CPTD788936)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com