5-Ethyl-4-hydrazono-6-methyl-1,4-dihydrothieno[2,3-d]pyrimidine CAS 439692-91-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 439692-91-8 |
| Molecular Formula | C9H12N4S |
| Molecular Weight | 208.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-Ethyl-4-hydrazono-6-methyl-1,4-dihydrothieno[2,3-d]pyrimidine (CAS 439692-91-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H12N4S. Molecular weight: 208.28 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H12N4S |
| Molecular Weight | 208.28 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
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Recommended Standards
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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