4004-20-0
4004-20-0 structure
- Name: 3,4-DIAMINO-THIENO[2,3-B]THIOPHENE-2,5-DICARBOXYLIC ACID DIETHYL ESTER
- Chemical Name: diethyl 3,4-diaminothieno[2,3-b]thiophene-2,5-dicarboxylate
- CAS Number: 4004-20-0
- Molecular Formula: C12H14N2O4S2
- Molecular Weight: 314.38100
- Create Date: 2019-01-10 15:39:01
- Modify Date: 2025-08-25 18:27:21
| Name | diethyl 3,4-diaminothieno[2,3-b]thiophene-2,5-dicarboxylate |
|---|---|
| Synonyms | Diethyl 3,4-diaminothieno<2,3-b>thiophene-2,5-dicarboxylate |
| Molecular Formula | C12H14N2O4S2 |
|---|---|
| Molecular Weight | 314.38100 |
| Exact Mass | 314.03900 |
| PSA | 161.12000 |
| LogP | 3.64300 |
| HS Code | 2934999090 |
|---|
|
~95%
4004-20-0 |
| Literature: Liu, Ming-Guo; Hu, Yang-Gen; Ding, Ming-Wu Tetrahedron, 2008 , vol. 64, # 38 p. 9052 - 9059 |
|
~84%
4004-20-0 |
| Literature: Comel; Kirsch Journal of Heterocyclic Chemistry, 2001 , vol. 38, # 5 p. 1167 - 1171 |
|
~90%
4004-20-0 |
| Literature: El-Shafei, A. K.; El-Saghier, A. M. M.; Sultan, A.; Soliman, A. M. Phosphorus, Sulfur and Silicon and the Related Elements, 1992 , vol. 72, # 1-4 p. 73 - 80 |
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |