Diethyl 3,4-diaminothieno[2,3-b]thiophene-2,5-dicarboxylate CAS 4004-20-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4004-20-0 |
| Molecular Formula | C12H14N2O4S2 |
| Molecular Weight | 314.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Diethyl 3,4-diaminothieno[2,3-b]thiophene-2,5-dicarboxylate (CAS 4004-20-0) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C12H14N2O4S2. Molecular weight: 314.38 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C12H14N2O4S2 |
| Molecular Weight | 314.38 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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.) | 1958 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
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Recommended Standards
- Benzyl 2-benzÂyloxyÂmethyl-2-hydroxyÂmethyl-propionate (CAS 400853-22-7)
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- 2-(5-(tert-Butyl)-2-methylphenoxy)oxazole-4-carboxylic acid (CAS 918444-68-5)
- N,N-Dibutyl-N-methylbutan-1-aminium fluoride (CAS 60435-95-2)
- 1-(4-Chlorophenethyl)-6,7-dimethoxy-2-(3-methylbut-2-en-1-yl)-1,2,3,4-tetrahydroisoquinoline (CAS 63937-77-9)
- Insulin Degludec Impurity 27 (CAS CATO-C4X-215727)
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