1-Benzoyl-3-(5-methylisoxazole)thiourea CAS 85156-33-8
| CAS No. | 85156-33-8 |
| Molecular Formula | C12H11N3O2S |
| Molecular Weight | 261.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 261.30 g/mol gives 1-Benzoyl-3-(5-methylisoxazole)thiourea distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-Benzoyl-3-(5-methylisoxazole)thiourea (CAS 85156-33-8), molecular formula C12H11N3O2S and molecular weight 261.30 g/mol, is a CATO reference standard with documented purity and traceability.
1-Benzoyl-3-(5-methylisoxazole)thiourea (C12H11N3O2S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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 1-Benzoyl-3-(5-methylisoxazole)thiourea 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 | C12H11N3O2S |
| Molecular Weight | 261.30 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 |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1981 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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