177735-11-4
177735-11-4 structure
- Name: (4-Methyl-3-thienyl)boronic acid
- Chemical Name: 4-Methyl-3-thiopheneboronic acid
- CAS Number: 177735-11-4
- Molecular Formula: C5H7BO2S
- Molecular Weight: 141.984
- Catalog: Chemical reagent Organic reagent Boric acid
- Create Date: 2018-03-03 08:00:00
- Modify Date: 2025-08-22 08:52:00
| Name | 4-Methyl-3-thiopheneboronic acid |
|---|---|
| Synonyms |
(4-Methyl-3-thienyl)boronic acid
MFCD04039882 Boronic acid, B-(4-methyl-3-thienyl)- (4-methylthiophen-3-yl)boronic acid |
| Density | 1.3±0.1 g/cm3 |
|---|---|
| Boiling Point | 302.1±44.0 °C at 760 mmHg |
| Melting Point | 138-144ºC |
| Molecular Formula | C5H7BO2S |
| Molecular Weight | 141.984 |
| Flash Point | 136.5±28.4 °C |
| Exact Mass | 142.025986 |
| PSA | 68.70000 |
| LogP | 1.73 |
| Vapour Pressure | 0.0±0.7 mmHg at 25°C |
| Index of Refraction | 1.551 |
| Storage condition | 2-8°C |
| Personal Protective Equipment | Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter |
|---|---|
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2934999090 |
|
~33%
177735-11-4 |
| Literature: ELI LILLY AND COMPANY Patent: WO2006/102194 A1, 2006 ; Location in patent: Page/Page column 39 ; WO 2006/102194 A1 |
| Precursor 1 | |
|---|---|
| DownStream 0 | |
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |