3-(2-Chlorophenyl)-5-methyl-N-(3-methylisothiazol-5-yl)isoxazole-4-carboxamide CAS 1207041-27-7
| CAS No. | 1207041-27-7 |
| Molecular Formula | C15H12ClN3O2S |
| Molecular Weight | 333.79 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(2-Chlorophenyl)-5-methyl-N-(3-methylisothiazol-5-yl)isoxazole-4-carboxamide (CAS 1207041-27-7), molecular formula C15H12ClN3O2S and molecular weight 333.79 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3-(2-Chlorophenyl)-5-methyl-N-(3-methylisothiazol-5-yl)isoxazole-4-carboxamide (C15H12ClN3O2S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 333.79 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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-(2-Chlorophenyl)-5-methyl-N-(3-methylisothiazol-5-yl)isoxazole-4-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 | C15H12ClN3O2S |
| Molecular Weight | 333.79 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
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Recommended Standards
- 5-[(Benzenesulfonyl)methyl]-3-(4-chlorophenyl)-1,2-oxazole (CAS 106807-86-7)
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- 4-Chloroquinolin-8-yl 4-methylbenzenesulfonate (CAS 1022094-18-3)
- Tert-butyl (S)-4-(3-chlorophenyl)-1,2,3-oxathiazolidine-3-carboxylate 2,2-dioxide (CAS 1379546-47-0)
- 2-Chloro-3-(4-cyclohexylpiperazin-1-yl)quinoxaline (CAS 917746-94-2)
- 2-(Chloromethyl)-3-(difluoromethyl)-4-methoxy-6-methylpyridine (CAS 1805440-32-7)
- 5-(3,4-Dimethylphenyl)-1,3,4-oxadiazol-2-amine (CAS 1016528-42-9)
- 2-((4-Chlorobenzyl)thio)-8-methyl-4H-pyrido[1,2-a][1,3,5]triazin-4-one (CAS 303145-47-3)
- 1-Chloro-2-fluoro-3-(trifluoromethoxy)benzene (CAS 1404194-53-1)
- Ethyl 2,6-Difluoro-5-formylbenzoate (CAS 2271442-96-5)
- N-Desacetyl 3-Demethyl Thiocolchicine (CAS 97043-09-9)
- (6-(Indolin-1-yl)-4-methylpyridin-3-yl)methanamine (CAS 1355230-63-5)
- N-(Hydroxymethyl)pyrazine-2-carboxamide (CAS 88394-04-1)
- Human IgE Pentapeptide HEPP (CAS 62087-72-3)
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