5-(5-Methylthiophen-2-yl)isoxazole CAS 138716-32-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 138716-32-2 |
| Molecular Formula | C8H7NOS |
| Molecular Weight | 165.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-(5-Methylthiophen-2-yl)isoxazole (CAS 138716-32-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H7NOS. Molecular weight: 165.21 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H7NOS |
| Molecular Weight | 165.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methylthiophen Standards
- 5-(4-Methylthiophen-2-yl)isoxazole (CAS 138716-42-4)
- 5-(3-Methylthiophen-2-yl)isoxazole (CAS 138716-45-7)
- 3-(5-methylthiophen-2-yl)-3-oxopropanenitrile (CAS 71683-03-9)
- 3-(5-Methylthiophen-2-yl)propiolic acid (CAS 1343396-45-1)
- 4-(5-Methylthiophen-2-yl)but-3-en-2-one (CAS 57558-97-1)
- 3-((5-Methylthiophen-2-yl)methyl)azetidine (CAS 1094226-81-9)
- 3-(5-methylthiophen-3-yl)pyrrolidine (CAS 1260842-14-5)
- (2-(5-Methylthiophen-2-yl)cyclopropyl)methanamine (CAS 1343296-72-9)
Recommended Standards
- 4-Fluoro-3,3-dimethylindoline (CAS 1384081-81-5)
- 6-Aminobenzo[c]thiophen-1(3H)-one (CAS 1379343-65-3)
- 3-(4-Fluorophenyl)-3-methylazetidine (CAS 1368570-15-3)
- 2-[5-(2-methylpropyl)-4-oxo-3h,4h-thieno[2,3-d]pyrimidin-2-yl]acetonitrile (CAS 926208-72-2)
- N-(2,4-Difluorophenyl)-4-(methylsulfonyl)benzamide (CAS 896348-30-4)
- 4-[6-(4-Methyl-piperazin-1-yl)-5-trifluoromethyl-pyridin-3-yl]-benzoic acid methyl ester (CAS 1208081-77-9)
- 2-(3-Methylbutyl)-1,3-thiazole (CAS 121679-33-2)
- 4-[(Methylsulfonyl)(phenyl)amino]butanoic acid (CAS 1183951-26-9)
- 1,3-Dimethylpiperidin-3-amine (CAS 1236348-35-8)
- Des-Ser34-Gly33Tirzepatide (CAS CATO-CPTD788941)
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 13829788188 / jacky.chen@cato-chem.com