2-Amino-5-(1-(2-(3-hydroxy-2-naphthoyl)hydrazono)ethyl)-4-methylthiophene-3-carboxamide CAS 304666-68-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 304666-68-0 |
| Molecular Formula | C19H18N4O3S |
| Molecular Weight | 382.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 2-Amino-5-(1-(2-(3-hydroxy-2-naphthoyl)hydrazono)ethyl)-4-methylthiophene-3-carboxamide (CAS 304666-68-0) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C19H18N4O3S. Molecular weight: 382.44 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C19H18N4O3S |
| Molecular Weight | 382.44 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Amino Standards
- 2-Amino-4-(3,4-diethoxyphenyl)-7,7-dimethyl-5-oxo-5,6,7,8-tetrahydro-4H-chromene-3-carbonitrile (CAS 332177-19-2)
- 8-Amino-N-(2-fluoro-4-methylphenyl)-3,4-dihydro-2H-1,4-ethanothieno[2,3-b][1,5]naphthyridine-7-carboxamide (CAS 902011-80-7)
- 8-Amino-N-(4-fluorobenzyl)-3,4-dihydro-2H-1,4-ethanothieno[2,3-b][1,5]naphthyridine-7-carboxamide (CAS 728886-16-6)
- 3-Amino-N-(4-((4-(pyridin-3-yl)pyrimidin-2-yl)amino)phenyl)benzamide (CAS 1437315-22-4)
- 2-{2-[5-amino-4-(thiophen-3-yl)-1H-pyrazol-1-yl]-4-phenyl-1,3-thiazol-5-yl}acetic acid (CAS 956184-29-5)
- 2-Amino-4-(4-butoxy-3-methoxyphenyl)-7-methyl-5-oxo-4H,5H-pyrano[4,3-b]pyran-3-carbonitrile (CAS 500279-00-5)
- 2-Amino-4-[3-ethoxy-4-(propan-2-yloxy)phenyl]-7-methyl-5-oxo-4H,5H-pyrano[3,2-c]pyran-3-carbonitrile (CAS 371207-09-9)
- 2-Amino-N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1h-pyrazol-4-yl)-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide (CAS 258843-88-8)
Recommended Standards
- 1-(4-Methoxyphenyl)-4-[(4-methylphenyl)sulfanyl]-6-oxo-1,6-dihydropyridazine-3-carbohydrazide (CAS 338395-92-9)
- 2-Methoxy-4-(((5-thioxo-3-(m-tolyl)-1H-1,2,4-triazol-4(5H)-yl)imino)methyl)phenyl acetate (CAS 478256-22-3)
- LY-3130481, >98% (HPLC) (CAS 1610802-47-5)
- (2S,3R,4S,5R)-2-(2-nitrophenoxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate (CAS 10256-24-3)
- Choline Chloride (CAS 67-48-1)
- Ethyl 1-(4-chlorophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylate (CAS 112055-36-4)
- 5-(p-Tolyl)pyrimidin-2-ol (CAS 27956-36-1)
- 5-(1-Isopropylpiperidin-2-yl)-N,N,4-trimethylpyridin-2-amine (CAS 1352537-72-4)
- trans-4-(4-Ethylcyclohexyl)-2,3′,4′,5′-tetrafluoro-1,1′-biphenyl (CAS 174805-87-9)
- Semaglutide impurity 64 (CAS CATO-C4X-222664)
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