754242
Tetrahydroxydiboron
95%
Synonym(s):
BBA, Bis-Boric acid, Diboronic acid
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About This Item
Empirical Formula (Hill Notation):
B2H4O4
CAS Number:
Molecular Weight:
89.65
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352103
MDL number:
Quality Segment
assay
95%
form
solid
mp
>385 °C
SMILES string
OB(O)B(O)O
InChI
1S/B2H4O4/c3-1(4)2(5)6/h3-6H
InChI key
SKOWZLGOFVSKLB-UHFFFAOYSA-N
Application
Tetrahydroxydiboron (BBA) is an efficient borylating agent that can be used to borylate a wide variety of aryl and heteroaryl substrates with low Pd- and Ni-catalyst loads.
Other reactions employing BBA as a reagent:
Other reactions employing BBA as a reagent:
- Palladium-catalyzed boronation of vinyl cyclopropane, vinyl aziridine, and allyl acetate substrates.
- To facilitate catalytic transfer hydrogenations of simple alkenes and alkynes.
- Selective reducing agent for in situ N-oxide reduction of pyridine-N-oxides.
- As a substitute to bis(pinacolato) diboron for Miyaura borylation.
signalword
Warning
Hazard Classifications
Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
Storage Class
11 - Combustible Solids
flash_point_f
Not applicable
flash_point_c
Not applicable
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