4-Iodo-3-methylisoxazole-5-carbaldehyde CAS 1936273-38-9
| CAS No. | 1936273-38-9 |
| Molecular Formula | C5H4INO2 |
| Molecular Weight | 237.00 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 4-Iodo-3-methylisoxazole-5-carbaldehyde (CAS 1936273-38-9), a certified reference material (molecular formula C5H4INO2, MW 237.00 g/mol) for analytical method development and quality control.
Based on its molecular formula C5H4INO2, 4-Iodo-3-methylisoxazole-5-carbaldehyde contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, iodine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 237.00 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
As a certified reference material (CRM), 4-Iodo-3-methylisoxazole-5-carbaldehyde meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C5H4INO2 |
| Molecular Weight | 237.00 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 1 |
Related Iodo Standards
- 4-Iodo-1H-pyrazole-5-carboxamide (CAS 1327155-29-2)
- 5-Iodo-1H-pyrrole-2-carboxylic acid (CAS 149769-81-3)
- 4-Iodo-1H-imidazole-5-carboxamide (CAS 36062-66-5)
- 4-Iodo-1h-pyrrole-2-carboxylicacid (CAS 252861-26-0)
- 5-Iodo-2-methyl-2H-1,2,3-triazole-4-carbaldehyde (CAS 2739830-12-5)
- 5-Iodo-furan-2-carboxylic acid amide (CAS 93104-84-8)
- 1157238-36-2 N-[(5-Iodo-2-furyl)methyl]-N-methylamine (CAS 1157238-36-2)
- 2-(4-Iodo-1H-pyrazol-1-yl)ethanamine (CAS 1221715-56-5)
Recommended Standards
- 5-Bromo-2,3-difluoro-4-hydroxybenzaldehyde (CAS 1895190-72-3)
- 4-Bromo-2,3-difluoro-benzoic Acid (CAS 194804-91-6)
- 6-Bromo-2,3-difluorobenzoic acid (CAS 183065-72-7)
- 1,2-Dichloro-3,5-dinitrobenzene (CAS 2213-80-1)
- 4-(4-Methyl-piperazine-1-carbonyl)benzaldehyde (CAS 58287-81-3)
- Methyl 6-amino-1H-pyrrolo[2,3-b]pyridine-2-carboxylate (CAS 1638763-89-9)
- Ethyl 2-((4-(4-methoxyphenyl)pyrimidin-2-yl)thio)acetate (CAS 476211-52-6)
- (Z)-N'-Hydroxypivalimidamide (CAS 1240301-71-6)
- Methyl 4-bromo-2-butoxybenzoate (CAS 1820640-94-5)
- tert-Butyl 4-(carbamoylamino)piperidine-1-carboxylate (CAS 646071-42-3)
- Methyl 3-chloro-1H-pyrrole-2-carboxylate (CAS 226410-00-0)
- N-methoxy-2-(1-methoxycyclobutyl)-N-methylacetamide (CAS 1698246-60-4)
- N-(4-chlorophenyl)-3-methyl-1-phenyl-1H-thieno[2,3-c]pyrazole-5-carboxamide (CAS 296262-27-6)
- 59880-97-6 Chemotactic peptide F-Met-Leu-Phe L-Phenylalanine, N-(N-(N-formyl-L-methionyl)-L-leucyl)- N-Formyl-L-methionyl-L-leucyl-L-phenylalanine N-Formyl-Met-Leu-Phe N-Formylmethionine leucyl-phenylalanine fMLF fMLP (misnomer but widely used) (CAS 59880-97-6)
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