5-Amino-1-ethyl-3-(methylthio)-1h-pyrazole-4-carbonitrile CAS 1250139-18-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1250139-18-4 |
| Molecular Formula | C7H10N4S |
| Molecular Weight | 182.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-Amino-1-ethyl-3-(methylthio)-1h-pyrazole-4-carbonitrile (CAS 1250139-18-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H10N4S. Molecular weight: 182.25 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H10N4S |
| Molecular Weight | 182.25 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 2-((5-Isopropyl-4h-1,2,4-triazol-3-yl)thio)acetonitrile (CAS 1240813-95-9)
- 5-(Ethylamino)pyrazine-2-carbothioamide (CAS 1342263-15-3)
- 4-((5-Methyl-4h-1,2,4-triazol-3-yl)thio)butanenitrile (CAS 1223270-19-6)
- 4-Bromo-2-chloro-L-phenylalanine (CAS 1213036-69-1)
- 4-Ethyl-5-(4-pyridinyl)-4H-1,2,4-triazole-3-thiol (CAS 26029-01-6)
- Lenvatinib Impurity 159 (CAS CATO-C4X-1140159)
- 5-Bromo-2-ethylphthalazin-1(2H)-one (CAS 1443292-18-9)
- 2-[4-(3-Chlorophenyl)piperazin-1-yl]-N-(3,4-dihydro-2H-1-benzopyran-4-yl)acetamide (CAS 1147359-04-3)
- 2-(Isoquinolin-1-yl)ethan-1-ol (CAS 193683-73-7)
- Semaglutide impurity 62 (CAS CATO-C4X-222662)
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