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HS Code |
209514 |
| Iupac Name | 1,2-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne |
| Cas Number | 174501-65-6 |
| Molecular Formula | C14H24B2O4 |
| Molecular Weight | 290.96 |
| Appearance | White to off-white crystalline powder |
| Melting Point | 213-215 °C |
| Solubility | Soluble in organic solvents such as DCM, THF, and toluene |
| Purity | Typically ≥98% |
| Smiles | CC1(C)OB(B#CB2OC(C)(C)C(C)(C)O2)OC1(C)C |
| Inchi | InChI=1S/C14H24B2O4/c1-13(2)9(17-11(13,3)15-7-8-16-12(14(4)5)10(14,6)18-13)19-12(14,4)5/h9-10H,1-6H3 |
| Boiling Point | Decomposes before boiling |
| Storage Conditions | Store under inert atmosphere, in a cool and dry place |
| Common Uses | Coupling reagent in Suzuki-Miyaura cross-coupling reactions |
As an accredited 1,2-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging is a 1-gram amber glass bottle with a screw cap, labeled "1,2-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne," Sigma Aldrich grade. |
| Shipping | 1,2-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne is shipped in tightly sealed, inert containers under ambient conditions. It is classified as non-hazardous for transport but should be handled with care. Shipping complies with relevant chemical safety regulations by Sigma Aldrich, Merck, or TCI, ensuring product integrity and safety during transit. |
| Storage | **Storage Description:** Store 1,2-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne in a tightly sealed container under an inert atmosphere such as nitrogen or argon. Keep in a cool, dry, and well-ventilated area away from moisture, heat, oxidizing agents, and direct sunlight. Recommended storage temperature is 2–8 °C. Handle using appropriate personal protective equipment and avoid prolonged exposure. |
Competitive 1,2-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyne prices that fit your budget—flexible terms and customized quotes for every order.
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