3-Fluorothiophene-2-carbohydrazide CAS 258522-49-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 258522-49-5 |
| Molecular Formula | C5H5FN2OS |
| Molecular Weight | 160.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Fluorothiophene-2-carbohydrazide (CAS 258522-49-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5H5FN2OS. Molecular weight: 160.17 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C5H5FN2OS |
| Molecular Weight | 160.17 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Fluorothiophene Standards
- 5-Fluorothiophene-2-carbohydrazide (CAS 1823789-96-3)
- Methyl 2-fluorothiophene-3-carboxylate (CAS 76360-41-3)
- Methyl 4-Fluorothiophene-2-carboxylate (CAS 32431-75-7)
- Methyl 5-fluorothiophene-3-carboxylate (CAS 32415-53-5)
- methyl 4-fluorothiophene-3-carboxylate (CAS 1784076-89-6)
- 2-Fluorothiophene-3-carbonyl chloride (CAS 1394897-21-2)
- 5-fluorothiophene-2-carboxylic acid (CAS 4377-58-6)
- 5-fluorothiophene-3-carboxylic acid (CAS 32415-50-2)
Recommended Standards
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- 4-Propyl-2,2'-bipyridine (CAS 871798-96-8)
- 4-Methyl-5-(2-methylphenyl)-4H-1,2,4-triazole-3-thiol (CAS 174574-08-4)
- (1-Methylcycloprop-2-en-1-yl)benzene (CAS 65051-83-4)
- Ethyl 2-(2-{[3-cyano-6-methyl-4-(thiophen-2-yl)-5,6,7,8-tetrahydro-1,6-naphthyridin-2-yl]sulfanyl}acetamido)-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate (CAS 445383-33-5)
- 6-fluoro DET (CAS 2836-69-3)
- (E)-4-(2-(methylsulfonyl)vinyl)isoquinoline (CAS 918341-20-5)
- MLCK inhibitor peptide 18 (CAS 224579-74-2)
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