5-Methyl-3-(3-thienyl)-1H-pyrazole CAS 3196-01-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3196-01-8 |
| Molecular Formula | C8H8N2S |
| Molecular Weight | 164.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Methyl-3-(3-thienyl)-1H-pyrazole (CAS 3196-01-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H8N2S. Molecular weight: 164.23 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H8N2S |
| Molecular Weight | 164.23 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.) | 1957 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 3-Methyl-4-(2-thienyl)-1H-pyrazole (CAS 1006491-93-5)
- 2-(5-Methyl-2-thienyl)imidazole (CAS 1104643-57-3)
- 3-Methyl-5-(2-thienyl)-1H-pyrazole 3-methyl-5-(thiophen-2-yl)-1H-pyrazole 31618-80-1 (CAS 31618-80-1)
- 3-(3-Methyl-2-thienyl)-3-oxopropanenitrile (CAS 158387-04-3)
- 4-(2-Thienyl)-1,2,3,6-tetrahydropyridine (CAS 50461-50-2)
- 3-Methyl-5-(2-thienyl)-1,2,4-oxadiazole (CAS 1283108-28-0)
- 3-Methyl-5-(3-thienyl)-1,2,4-oxadiazole (CAS 1283108-58-6)
- 5-(2-Thienyl)-2,4-dihydro-3H-pyrazol-3-one (CAS 385381-91-9)
Recommended Standards
- 5-Methyl-2-(1H-pyrrol-1-yl)thiazole (CAS 383142-66-3)
- 5-Methyl-6-(methylthio)nicotinonitrile (CAS 261625-49-4)
- 5-Amino-2-(methylsulfanyl)benzonitrile (CAS 306980-70-1)
- tert-Butyl (4aS,7aS)-4-benzylhexahydropyrrolo[3,4-b][1,4]oxazine-6(2H)-carboxylate (CAS 138026-92-3)
- 6-(Hydroxymethyl)-4-methylnicotinonitrile (CAS 1637310-90-7)
- Ethyl 6-(hydroxymethyl)imidazo[1,2-a]pyridine-3-carboxylate (CAS 936637-99-9)
- 6-Chloro-4-(ethylsulfanyl)-11,13-dimethyl-8-thia-3,5,10-triazatricyclo[7.4.0.0^{2,7}]trideca-1(13),2(7),3,5,9,11-hexaene (CAS 478065-63-3)
- Felbinac Trometamol Impurity 5 (CAS CATO-C4X-33685)
- N-(4-hydroxycyclohexyl)-2-(methylamino)acetamide (CAS 1016685-50-9)
- (Glu9)-Exenatide (2-39) trifluoroacetate salt (CAS 196109-34-9)
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