26076-46-0
26076-46-0 structure
- Name: 2,5-Thiophenediylbisboronic acid(contains varying amounts of Anhydride)
- Chemical Name: 2,5-Thiophenediboronic acid
- CAS Number: 26076-46-0
- Molecular Formula: C4H6B2O4S
- Molecular Weight: 171.77500
- Catalog: Pharmaceutical intermediate Heterocyclic compound Thiophene compound
- Create Date: 2018-07-18 11:25:07
- Modify Date: 2024-01-05 18:54:23
| Name | 2,5-Thiophenediboronic acid |
|---|---|
| Synonyms |
MFCD01114699
(5-boronothiophen-2-yl)boronic acid |
| Density | 1.5g/cm3 |
|---|---|
| Boiling Point | 490.1ºC at 760 mmHg |
| Melting Point | 250 °C (dec.)(lit.) |
| Molecular Formula | C4H6B2O4S |
| Molecular Weight | 171.77500 |
| Flash Point | 250.2ºC |
| Exact Mass | 172.01700 |
| PSA | 109.16000 |
| Vapour Pressure | 2.02E-10mmHg at 25°C |
| Index of Refraction | 1.58 |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H319 |
| Precautionary Statements | P305 + P351 + P338 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
| Hazard Codes | Xi: Irritant; |
| Risk Phrases | R36 |
| Safety Phrases | S26-S36 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2934999090 |
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |