2-Thienylboronic acid
ALDRICH/436836 - ≥95.0%
Synonym: 2-Thienylboric acid; 2-Thienylboronic acid; Thien-5-ylboronic acid; Thiophene-2-boronic acid
CAS Number: 6165-68-0
Empirical Formula (Hill Notation): C4H5BO2S
Molecular Weight: 127.96
MDL Number: MFCD00151850
Linear Formula: C4H5BO2S
Product Type: Chemical
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 436836-1G
| assay | ≥95.0% |
| form | solid |
| InChI | 1S/C4H5BO2S/c6-5(7)4-2-1- |
| InChI key | ARYHTUPFQTUBBG-UHFFFAOYSA |
| mp | 138-140 °C (lit.) |
| SMILES string | OB(O)c1cccs1 |
| storage temp. | 2-8°C |
| Application: | Reagent used for • Palladium-catalyzed Suzuki-Miyaura cross-couplings • Alkylation, boration, coupling reaction, Suzuki coupling, and halogenation of fluorenyl bromide • Chain-growth catalyst transfer polycondensation of conjugated alternating copolymer • Ferric perchlorate-promoted reaction of fullerene to give fullerenyl boronic esters • Ligand-free Suzuki, Sonogashira, and Heck cross-coupling reactions • Copper-catalyzed nitration reactions • Geometry relaxation-induced Large Stokes shift in red-emitting borondipyrromethenes (BODIPY) and applications in fluorescent thiol probes Reagent used in Preparation of • Photophysical properties of oxygen-containing polycyclic aromatic triptycenes • Donor unit for donor-acceptor-type polymers via N-alkylation, Suzuki coupling, and bromination • Aminopyridine-based inhibitors of mitotic kinase Nek2 with potential antipoliferative effects in cancer tumors |
| Other Notes: | Contains varying amounts of anhydride |
| Packaging: | 1, 5 g in glass bottle |
| Symbol |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302 - H315 - H319 - H335 |
| Precautionary statements | P301 + P312 + P330 - P302 + P352 - P305 + P351 + P338 |
| Hazard Codes | Xn |
| Risk Statements | 22-36/37/38 |
| Safety Statements | 26-36/37 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥95.0% |
| mp | 138-140 °C (lit.) |
| Storage Temp. | 2-8°C |
| UNSPSC | 12352103 |