3-Butyl-1-((3,5-dimethylisoxazol-4-yl)methyl)-1-phenylthiourea CAS 745793-08-2
| CAS No. | 745793-08-2 |
| Molecular Formula | C17H23N3OS |
| Molecular Weight | 317.45 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.
3-Butyl-1-((3,5-dimethylisoxazol-4-yl)methyl)-1-phenylthiourea (CAS 745793-08-2) is a high-purity analytical reference standard with the molecular formula C17H23N3OS and a molecular weight of 317.45 g/mol.
Based on its molecular formula C17H23N3OS, 3-Butyl-1-((3,5-dimethylisoxazol-4-yl)methyl)-1-phenylthiourea contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 317.45 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
As a certified reference material (CRM), 3-Butyl-1-((3,5-dimethylisoxazol-4-yl)methyl)-1-phenylthiourea 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 | C17H23N3OS |
| Molecular Weight | 317.45 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Butyl Standards
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- Methyl 2-(2-((3,5-dimethylisoxazol-4-yl)(hydroxy)methyl)benzofuran-5-yl)acetate (CAS 1421949-05-4)
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Recommended Standards
- 3-[3-(4-Methylpiperidin-1-yl)propyl]-2-sulfanylidene-1,2,3,4-tetrahydroquinazolin-4-one (CAS 443352-76-9)
- 4-Allyl-5-(1-(4-(tert-butyl)phenoxy)ethyl)-4H-1,2,4-triazole-3-thiol (CAS 862654-18-0)
- 10-(2,4,6-Trimethylphenyl)-10H-phenothiazine (CAS 888009-06-1)
- Ethyl 2-amino-4-(4-(sec-butyl)phenyl)-5-methylthiophene-3-carboxylate (CAS 350992-26-6)
- 3-Isopropyl-1-(2,2,2-trifluoroethyl)piperazine (CAS 1443979-62-1)
- 1-Cyclopropyl-1H-1,2,3-triazole-4-carbaldehyde (CAS 1260667-77-3)
- 2-Styrylpyridin-3-amine (CAS 209798-50-5)
- 3-Aminopiperidin-2-one Hydrochloride (CAS 138377-80-7)
- tert-Butyl 2-(3-bromophenoxy)acetate (CAS 277331-38-1)
- 5-Amino-3-(tert-butyl)-1H-pyrazole-4-carbonitrile (CAS 934743-41-6)
- 4-(chloromethyl)-2-(1-methylpyrazol-4-yl)pyrimidine (CAS 1467286-40-3)
- 4-Chloro-2-(piperidin-1-yl)phenol (CAS 1881296-76-9)
- Cyclopropyl(1-methyl-1H-pyrazol-5-yl)methanol (CAS 1339787-34-6)
- Semaglutide impurity 76 (CAS CATO-C4X-222676)
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