1-CIS-1,2-BIS(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)PENTENE
Synonym(s):1-[cis-1,2-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)] pentene;2,2′-[(1Z)-1-Propyl-1,2-ethenediyl]bis[4,4,5,5-tetramethyl-1,3,2-dioxaborolane]
- CAS NO.：307531-75-5
- Empirical Formula: C17H32B2O4
- Molecular Weight: 322.06
- MDL number: MFCD03453052
- EINECS: 000-000-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 02:19:14
What is 1-CIS-1,2-BIS(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)PENTENE?
The Uses of 1-CIS-1,2-BIS(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)PENTENE
(E)-1-Pentene-1,2-diboronic acid bis(pinacol) ester can be used as a reactant in the stereoselective synthesis of γ-boryl substituted homoallylic alcohols by reacting with aromatic aldehydes via Ru-catalyzed double bond transposition reaction.
General Description
(E)-1-Pentene-1,2-diboronic acid bis(pinacol) ester is an alkenyl boronate ester that can be utilized for Suzuki-Miyaura cross-coupling reaction. Boronate esters are air- and chromatography-stable.
Properties of 1-CIS-1,2-BIS(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)PENTENE
| Melting point: | 301-303 |
| Boiling point: | 301-303 °C(lit.) |
| Density | 0.954 g/mL at 25 °C(lit.) |
| refractive index | n |
| Flash point: | 169 °F |
Safety information for 1-CIS-1,2-BIS(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)PENTENE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H227:Flammable liquids |
| Precautionary Statement Codes |
P403+P235:Store in a well-ventilated place. Keep cool. |
Computed Descriptors for 1-CIS-1,2-BIS(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)PENTENE
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