3,4-Dihydroxy-2,5-thiophenedicarboxylic acid 2,5-diethyl ester sodium salt
Modify Date: 2025-08-28 10:02:23
3,4-Dihydroxy-2,5-thiophenedicarboxylic acid 2,5-diethyl ester sodium salt structure
|
Common Name | 3,4-Dihydroxy-2,5-thiophenedicarboxylic acid 2,5-diethyl ester sodium salt | ||
|---|---|---|---|---|
| CAS Number | 14282-56-5 | Molecular Weight | 283.25300 | |
| Density | 1.507g/cm3 | Boiling Point | 343.8ºC at 760mmHg | |
| Molecular Formula | C10H12NaO6S+ | Melting Point | 320-325ºC(lit.) | |
| MSDS | Chinese USA | Flash Point | 161.7ºC | |
| Symbol |
GHS07 |
Signal Word | Warning | |
| Name | disodium,2,5-bis(ethoxycarbonyl)thiophene-3,4-diolate |
|---|---|
| Synonym | More Synonyms |
| Density | 1.507g/cm3 |
|---|---|
| Boiling Point | 343.8ºC at 760mmHg |
| Melting Point | 320-325ºC(lit.) |
| Molecular Formula | C10H12NaO6S+ |
| Molecular Weight | 283.25300 |
| Flash Point | 161.7ºC |
| Exact Mass | 283.02500 |
| PSA | 121.30000 |
| LogP | 1.51270 |
| Vapour Pressure | 4.41E-06mmHg at 25°C |
| Index of Refraction | 1.616 |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H315-H319-H335 |
| Precautionary Statements | P261-P305 + P351 + P338 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
| Hazard Codes | Xi: Irritant; |
| Risk Phrases | R36/37/38 |
| Safety Phrases | 26-36 |
| RIDADR | NONH for all modes of transport |
| HS Code | 2934999090 |
|
~93%
3,4-Dihydroxy-2... CAS#:14282-56-5 |
| Literature: Zhang, Hua; Qian, Chao; Chen, Xin-Zhi Journal of Chemical Research, 2011 , vol. 35, # 6 p. 339 - 340 |
![Diethyl 2,3-dihydrothieno[3,4-b][1,4]dioxine-5,7-dicarboxylate structure](https://image.chemsrc.com/caspic/161/154934-13-1.png)
CAS#:154934-13-1
CAS#:1822-66-8![2,3-Dihydro-thieno[3,4-b]-1,4-dioxin-5,7-dicarboxylic acid structure](https://image.chemsrc.com/caspic/176/18361-03-0.png)
CAS#:18361-03-0
CAS#:177364-96-4| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
| disodium 2,5-bis(ethoxycarbonyl)thiophene-3,4-dioate |
| disodium 2,5-dicarbethoxy-3,4-dioxythiophene |
| Sodium 2,5-bis(ethoxycarbonyl)thiophene-3,4-bis(olate) |
| 2,5-dicarbethoxy-3,4-dihydroxythiophene disodium salt |
| disodium salt of 3,4-dihydroxythiophene-2,5-dicarboxylic acid diethyl ester |
| MFCD00159536 |
| diethyl 3,4-dihydroxythiophene-2,5-dicarboxylate disodium salt |
| 3,4-Dihydroxythiophene-2,5-dicarboxylic acid diethyl ester disodium salt |