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HS Code |
909693 |
| Chemicalname | 5,5'-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,2'-bithiophene |
| Casnumber | 693118-88-4 |
| Molecularformula | C22H32B2O4S2 |
| Molecularweight | 442.24 |
| Appearance | Light yellow to yellow powder |
| Meltingpoint | 135-137°C |
| Solubility | Soluble in organic solvents such as dichloromethane, THF, and toluene |
| Purity | >98% |
| Storagetemperature | 2-8°C |
| Smiles | CC1(C)OB(B2=CC=C(S2)C3=CC=C(S3)B4OC(C)(C)C(C)(C)O4)OC1(C)C |
| Inchi | InChI=1S/C22H32B2O4S2/c1-21(2)27-19(23(25)17-9-13-29-15-11-17)20(28-21)18-10-14-30-16-12-18 24(26)22(3,4)31-32-22/h9-16H,1-4H3 |
As an accredited 5,5'-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,2'-bithiophene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A 1-gram amber glass vial, screw-capped, labeled with product name, CAS number, and safety information; supplied by Sigma-Aldrich. |
| Shipping | The chemical **5,5'-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,2'-bithiophene** is typically shipped in sealed glass bottles or inert containers, protected from light and moisture. Standard shipping is at ambient temperature unless otherwise specified, following all relevant regulations for handling organoboron compounds. Ensure safe transport to prevent contamination or decomposition. |
| Storage | **Storage Description:** Store 5,5'-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,2'-bithiophene (Sigma Aldrich/Merck/TCI grade) in a tightly sealed container, protected from moisture and air. Keep in a cool, dry, well-ventilated area, out of direct sunlight. Recommended storage temperature is 2–8°C. Avoid sources of ignition and incompatible materials such as oxidizing agents. Handle under inert atmosphere if possible. |
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