2-(Thiophene-2-amido)-4h,5h,6h-cyclopenta[b]thiophene-3-carboxylic acid CAS 315694-28-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 315694-28-1 |
| Molecular Formula | C13H11NO3S2 |
| Molecular Weight | 293.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(Thiophene-2-amido)-4h,5h,6h-cyclopenta[b]thiophene-3-carboxylic acid (CAS 315694-28-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C13H11NO3S2. Molecular weight: 293.36 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C13H11NO3S2 |
| Molecular Weight | 293.36 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
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Recommended Standards
- 2-(Piperidin-1-yl)anthracene-9,10-diol (CAS 88299-45-0)
- 2,2,4-Trimethyl-1,2-dihydroquinolin-6-yl benzoate (CAS 300701-26-2)
- 2-(Methylsulfonyl)phenothiazine 5-Oxide (CAS 23503-67-5)
- 1-(3-Chloro-4-methylphenyl)pyrrolidin-3-one (CAS 1096301-03-9)
- N-(3-(1,2,3,6-TEtrahydropyridin-4-yl)phenyl)acetamide hydrochloride (CAS 387827-21-6)
- 6-Bromo-4-chlorophthalazin-1(2H)-one (CAS 1028338-59-1)
- 6-Methyl-2-oxo-1-(3-(trifluoromethyl)phenyl)-1,2-dihydropyridine-3-carboxylic acid (CAS 694479-56-6)
- 2-(Methylthio)pyridin-3-ol (CAS 32637-37-9)
- 5-Methylpyrimidin-4-ol (CAS 1882624-14-7)
- Calcitonin C-Terminal Flanking Peptide (human) XTFA (CAS 85916-47-8（free base）)
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