4-(4,4,5,5-Tetramethyl-[1,3,2]dioxaborolan-2-yl)-phenylethynyl-trimethylsilane
![4-(4,4,5,5-Tetramethyl-[1,3,2]dioxaborolan-2-yl)-phenylethynyl-trimethylsilane price.](/CAS/GIF/870238-65-6.gif)
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- $21 - $3076
- Product name: 4-(4,4,5,5-Tetramethyl-[1,3,2]dioxaborolan-2-yl)-phenylethynyl-trimethylsilane
- CAS: 870238-65-6
- MF: C17H25BO2Si
- MW: 300.28
- EINECS:
- MDL Number:MFCD08706286
- Synonyms:4-[2-(TriMethylsilyl)ethynyl]benzeneboronic acid pinacol ester, 97%;4,4,5,5-Tetramethyl-2-(4-trimethylsilanylethynyl-phenyl)-[1,3,2]dioxaborolane;4-[(Trimethylsilyl)ethynyl]phenylboronic acid pinacol ester 97%;4-[1-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)trimethylsilylethynyl]benzene;1,3,2-Dioxaborolane,4,4,5,5-tetramethyl-2-[4-[2-(trimethylsilyl)ethynyl]phenyl]-;Trimethyl((4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethynyl)silane;DK934;4,4,5,5-Tetramethyl-2-[4-[2-(trimethylsilyl)ethynyl]phenyl]-1,3,2-dioxaborolane
44 prices
Selected condition：
Brand
- aablocks
- ACHEMBLOCK
- AK Scientific
- American Custom Chemicals Corporation
- Apolloscientific
- Chemenu
- Crysdot
- Matrix Scientific
- SynQuest Laboratories
- Thermo Scientific Chemicals
- TRC
- Usbiological
Package
- 100mg
- 250mg
- 500mg
- 500.00mg
- 1g
- 1.00g
- 2g
- 5.00g
- 5g
- 10g
- 25g
- 100g
- Manufactureraablocks
- Product numberAA008DST
- Product description4,4,5,5-Tetramethyl-2-(4-Trimethylsilanylethynyl-Phenyl)-[1,3,2]Dioxaborolane 98%
- Packaging100mg
- Price$24
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA008DST
- Product description4,4,5,5-Tetramethyl-2-(4-Trimethylsilanylethynyl-Phenyl)-[1,3,2]Dioxaborolane 98%
- Packaging250mg
- Price$34
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA008DST
- Product description4,4,5,5-Tetramethyl-2-(4-Trimethylsilanylethynyl-Phenyl)-[1,3,2]Dioxaborolane 98%
- Packaging1g
- Price$42
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA008DST
- Product description4,4,5,5-Tetramethyl-2-(4-Trimethylsilanylethynyl-Phenyl)-[1,3,2]Dioxaborolane 97%
- Packaging5g
- Price$168
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA008DST
- Product description4,4,5,5-Tetramethyl-2-(4-Trimethylsilanylethynyl-Phenyl)-[1,3,2]Dioxaborolane 97%
- Packaging25g
- Price$785
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA008DST
- Product description4,4,5,5-Tetramethyl-2-(4-Trimethylsilanylethynyl-Phenyl)-[1,3,2]Dioxaborolane 97%
- Packaging100g
- Price$3076
- Updated2026-05-28
- Buy
- ManufacturerACHEMBLOCK
- Product numberY233284
- Product description4,4,5,5-Tetramethyl-2-(4-trimethylsilanylethynyl-phenyl)-[1,3,2]dioxaborolane 98%
- Packaging25G
- Price$800
- Updated2026-05-27
- Buy
- ManufacturerACHEMBLOCK
- Product numberY233284
- Product description4,4,5,5-Tetramethyl-2-(4-trimethylsilanylethynyl-phenyl)-[1,3,2]dioxaborolane 98%
- Packaging5G
- Price$200
- Updated2026-05-27
- Buy
- ManufacturerAK Scientific
- Product numberAMTB200
- Product description4-[(Trimethylsilyl)ethynyl]benzeneboronicacidpinacolester
- Packaging250mg
- Price$21
- Updated2021-12-16
- Buy
- ManufacturerAK Scientific
- Product numberAMTB200
- Product description4-[(Trimethylsilyl)ethynyl]benzeneboronic acid pinacol ester 98%(GC)
- Packaging250mg
- Price$24
- Updated2026-06-04
- Buy
- ManufacturerAK Scientific
- Product numberAMTB200
- Product description4-[(Trimethylsilyl)ethynyl]benzeneboronic acid pinacol ester 98%(GC)
- Packaging1g
- Price$69
- Updated2026-06-04
- Buy
- ManufacturerAK Scientific
- Product numberAMTB200
- Product description4-[(Trimethylsilyl)ethynyl]benzeneboronic acid pinacol ester 98%(GC)
- Packaging5g
- Price$276
- Updated2026-06-04
- Buy
- ManufacturerAmerican Custom Chemicals Corporation
- Product numberBOR0002791
- Product description4-[(TRIMETHYLSILYL)ETHYNYL]PHENYLBORONIC ACID PINACOL ESTER 95.00%
- Packaging1G
- Price$160.65
- Updated2021-12-16
- Buy
- ManufacturerApolloscientific
- Product numberOR303469
- Product description4,4,5,5-Tetramethyl-2-(4-trimethylsilanylethynyl-phenyl)-[1,3,2]dioxaborolane
- Packaging5g
- Price$225
- Updated2021-12-16
- Buy
- ManufacturerApolloscientific
- Product numberOR303469
- Product description4,4,5,5-Tetramethyl-2-(4-trimethylsilanylethynyl-phenyl)-[1,3,2]dioxaborolane
- Packaging1g
- Price$95
- Updated2021-12-16
- Buy
- ManufacturerApolloscientific
- Product numberOR303469
- Product description4,4,5,5-Tetramethyl-2-(4-trimethylsilanylethynyl-phenyl)-[1,3,2]dioxaborolane 99%
- Packaging250mg
- Price$37
- Updated2026-06-04
- Buy
| Manufacturer | Product number | Product description | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|
| aablocks | AA008DST | 4,4,5,5-Tetramethyl-2-(4-Trimethylsilanylethynyl-Phenyl)-[1,3,2]Dioxaborolane 98% | 100mg | $24 | 2026-05-28 | Buy |
| aablocks | AA008DST | 4,4,5,5-Tetramethyl-2-(4-Trimethylsilanylethynyl-Phenyl)-[1,3,2]Dioxaborolane 98% | 250mg | $34 | 2026-05-28 | Buy |
| aablocks | AA008DST | 4,4,5,5-Tetramethyl-2-(4-Trimethylsilanylethynyl-Phenyl)-[1,3,2]Dioxaborolane 98% | 1g | $42 | 2026-05-28 | Buy |
| aablocks | AA008DST | 4,4,5,5-Tetramethyl-2-(4-Trimethylsilanylethynyl-Phenyl)-[1,3,2]Dioxaborolane 97% | 5g | $168 | 2026-05-28 | Buy |
| aablocks | AA008DST | 4,4,5,5-Tetramethyl-2-(4-Trimethylsilanylethynyl-Phenyl)-[1,3,2]Dioxaborolane 97% | 25g | $785 | 2026-05-28 | Buy |
| aablocks | AA008DST | 4,4,5,5-Tetramethyl-2-(4-Trimethylsilanylethynyl-Phenyl)-[1,3,2]Dioxaborolane 97% | 100g | $3076 | 2026-05-28 | Buy |
| ACHEMBLOCK | Y233284 | 4,4,5,5-Tetramethyl-2-(4-trimethylsilanylethynyl-phenyl)-[1,3,2]dioxaborolane 98% | 25G | $800 | 2026-05-27 | Buy |
| ACHEMBLOCK | Y233284 | 4,4,5,5-Tetramethyl-2-(4-trimethylsilanylethynyl-phenyl)-[1,3,2]dioxaborolane 98% | 5G | $200 | 2026-05-27 | Buy |
| AK Scientific | AMTB200 | 4-[(Trimethylsilyl)ethynyl]benzeneboronicacidpinacolester | 250mg | $21 | 2021-12-16 | Buy |
| AK Scientific | AMTB200 | 4-[(Trimethylsilyl)ethynyl]benzeneboronic acid pinacol ester 98%(GC) | 250mg | $24 | 2026-06-04 | Buy |
| AK Scientific | AMTB200 | 4-[(Trimethylsilyl)ethynyl]benzeneboronic acid pinacol ester 98%(GC) | 1g | $69 | 2026-06-04 | Buy |
| AK Scientific | AMTB200 | 4-[(Trimethylsilyl)ethynyl]benzeneboronic acid pinacol ester 98%(GC) | 5g | $276 | 2026-06-04 | Buy |
| American Custom Chemicals Corporation | BOR0002791 | 4-[(TRIMETHYLSILYL)ETHYNYL]PHENYLBORONIC ACID PINACOL ESTER 95.00% | 1G | $160.65 | 2021-12-16 | Buy |
| Apolloscientific | OR303469 | 4,4,5,5-Tetramethyl-2-(4-trimethylsilanylethynyl-phenyl)-[1,3,2]dioxaborolane | 5g | $225 | 2021-12-16 | Buy |
| Apolloscientific | OR303469 | 4,4,5,5-Tetramethyl-2-(4-trimethylsilanylethynyl-phenyl)-[1,3,2]dioxaborolane | 1g | $95 | 2021-12-16 | Buy |
| Apolloscientific | OR303469 | 4,4,5,5-Tetramethyl-2-(4-trimethylsilanylethynyl-phenyl)-[1,3,2]dioxaborolane 99% | 250mg | $37 | 2026-06-04 | Buy |
Properties
Melting point :156.1-156.2 °C
Boiling point :353.4±34.0 °C(Predicted)
Density :0.98±0.1 g/cm3(Predicted)
storage temp. :Store at room temperature
Appearance :Off-white to yellow Solid
Boiling point :353.4±34.0 °C(Predicted)
Density :0.98±0.1 g/cm3(Predicted)
storage temp. :Store at room temperature
Appearance :Off-white to yellow Solid
Safety Information
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Description
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