N-(3-hydroxyphenyl)-5-methylisoxazole-3-carboxamide CAS 688051-07-2
| CAS No. | 688051-07-2 |
| Molecular Formula | C11H10N2O3 |
| Molecular Weight | 218.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-(3-hydroxyphenyl)-5-methylisoxazole-3-carboxamide (CAS 688051-07-2), molecular formula C11H10N2O3 and molecular weight 218.21 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H10N2O3, N-(3-hydroxyphenyl)-5-methylisoxazole-3-carboxamide 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 218.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 N-(3-hydroxyphenyl)-5-methylisoxazole-3-carboxamide 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 | C11H10N2O3 |
| Molecular Weight | 218.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 2 |
Related N Standards
- 2-(2-Hydroxyphenyl)furan-3-carbohydrazide (CAS 343375-10-0)
- 3-((2-Hydroxyphenyl)amino)-6-methyl-1,2,4-triazin-5(4H)-one (CAS 878668-66-7)
- 5-((2-Hydroxyphenyl)amino)-6-methyl-1,2,4-triazin-3(4H)-one (CAS 685551-55-7)
- 5-((3-Hydroxyphenyl)amino)-6-methyl-1,2,4-triazin-3-ol (CAS 685551-56-8)
- Methyl 5-(3-hydroxyphenyl)furan-2-carboxylate (CAS 834884-73-0)
- Methyl 5-(4-hydroxyphenyl)-1h-pyrazole-3-carboxylate (CAS 944776-75-4)
- Methyl 5-(4-hydroxyphenyl)furan-2-carboxylate (CAS 834884-72-9)
- N-(3-Hydroxyphenyl)-3-methylisoxazole-5-carboxamide (CAS 64384-94-7)
Recommended Standards
- N-(4-Hydroxyphenyl)-3-methylisoxazole-5-carboxamide (CAS 64360-14-1)
- N-(2-Methyl-1,3-dioxoisoindolin-4-yl)acetamide (CAS 2307-02-0)
- N-(4-Hydroxyphenyl)-5-methylisoxazole-4-carboxamide (CAS 67387-51-3)
- n-(2-Methoxyphenyl)-1h-1,2,4-triazole-3-carboxamide (CAS 328562-71-6)
- 3-Iodo-8-methoxyquinolin-4(1H)-one (CAS 835914-45-9)
- 3-Chloro-N-[2-(morpholin-4-yl)phenyl]benzamide (CAS 303151-43-1)
- 2-(1-(tert-Butoxycarbonyl)-4-vinylpiperidin-4-yl)acetic acid (CAS 2137645-50-0)
- 2-Bromo-1,4-dimethylimidazole (CAS 235426-30-9)
- N-(5-chloro-2-hydroxyphenyl)-3-phenylpropanamide (CAS 86886-78-4)
- MEthyl 3-[(3-nitrophenyl)formamido]propanoate (CAS 60247-40-7)
- N-(3-(2-Hydroxypyrimidin-5-yl)phenyl)acetamide (CAS 1111113-88-2)
- N-(2-(Furan-2-yl)-2-hydroxypropyl)picolinamide (CAS 1396761-80-0)
- Oxazepam impurity 9 (CAS CATO-C4X-30909)
- [a-Glu](Side chain transposition)- Semaglutide (CAS CATO-C4X-2226111)
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