HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 16069431Generated: October 23, 2026
tert-Butyl(dimethyl){[2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)prop-2-en-1-yl]oxy}silane
tert-butyldimethyl((2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)allyl)oxy)silane · 3-[(tert-Butyldimethylsilyl)oxy]prop-1-ene-2-boronic Acid Pinacol Ester · 2-[1-[[[(1,1-Dimethylethyl)dimethylsilyl]oxy]methyl]ethenyl]-4,4,5,5-tetramethyl… · tert-butyldimethyl((2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)allyl)oxy)silane(WXC09718) · tert-butyldimethyl((2-(4,4,5,5-tetramethyl-1,3,2-dioxyboronalkane-2-yl)enepropyl)oxy)siliconalkane · 1,3,2-DIOXABOROLANE, 2-[1-[[[(1,1-DIMETHYLETHYL)DIMETHYLSILYL]OXY]METHYL]ETHENYL]-4,4,5,5-TETRAMETHYL-
https://huagongshe.com/en/chemical/16069431
![tert-Butyl(dimethyl){[2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)prop-2-en-1-yl]oxy}silane molecular structure](/img/chemical/16069431.png)
Identifiers & Physical Properties
| CAS No. | 350498-98-5 |
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| Molecular formula | C15H31BO3Si |
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| Average molar mass | 298.3 g/mol |
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| Monoisotopic mass | 298.21355178 g/mol |
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| SMILES | C=C(CO[Si](C)(C)C(C)(C)C)B1OC(C)(C)C(C)(C)O1 |
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| InChIKey | BDMALLJGDNDETC-UHFFFAOYSA-N |
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| PubChem CID | 16069431 |
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| EC No. | 828-476-2 |
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| DTXSID | DTXSID40581742 |
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Chemical & Physical Properties
| Topological polar surface area | 27.7 |
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| Hydrogen bond donors | 0 |
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| Hydrogen bond acceptors | 3 |
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| Rotatable bonds | 5 |
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| Heavy atoms | 20 |
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| Formal charge | 0 |
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| Complexity | 367 |
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| Boiling point | 296.2±42.0 °C(Predicted) |
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| Density | 0.90±0.1 g/cm3(Predicted) |
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| Storage conditions | -20°C, stored under nitrogen |
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| Appearance | Colorless to light yellow Liquid |
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| GHS pictogram | GHS02 |
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| Signal word | Warning |
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| GHS hazard statements | H226 |
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Safety & Regulations
| GHS classification | WarningH226 (50%): Flammable liquid and vapor [Warning Flammable liquids]P210, P233, P240, P241, P242, P243, P261, P264, P264+P265, P271, P280, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P370+P378, P403+P233, P403+P235, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 2 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies. |
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| Hazard Classes and Categories | Flam. Liq. 3 (50%) |
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| Signal word | Warning |
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| GHS pictogram | GHS02 |
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| GHS hazard statements | H226 |
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