Diethyl 4H-thieno[3,2-b]pyrrole-2,5-dicarboxylate CAS 89168-61-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 89168-61-6 |
| Molecular Formula | C12H13NO4S |
| Molecular Weight | 267.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Diethyl 4H-thieno[3,2-b]pyrrole-2,5-dicarboxylate (CAS 89168-61-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H13NO4S. Molecular weight: 267.30 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H13NO4S |
| Molecular Weight | 267.30 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
- Des-[4,5-O-(1-methylethylidene)] Topiramate (CAS 205249-06-5)
- Ethyl 2-[4-(furan-2-ylmethyl)-5-sulfanyl-4h-1,2,4-triazol-3-yl]acetate (CAS 863669-70-9)
- Benzyl 4-fluoro-4-(hydroxymethyl)piperidine-1-carboxylate (CAS 240400-84-4)
- 5-Methoxy-2,3-dihydro-[1,4]dioxino[2,3-f]quinolin-10-ol (CAS 2243236-30-6)
- Isopentyl 5-bromo-2-hydroxybenzoate (CAS 1131587-61-5)
- 2-(Phenylamino)pyrimidine-4-carboxylic acid (CAS 1360802-78-3)
- 4-Oxo-4-(4-phenoxyphenyl)butanoic acid (CAS 36330-86-6)
- Bicyclo[6.1.0]non-4-yn-9-ylmethyl (4-nitrophenyl) carbonate (CAS 1451095-01-4)
- 2,7-Dibromo-9-phenyl-9H-carbazole (CAS 444796-09-2)
- Semaglutide Impurity 130 (CAS 1188328-40-6)
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