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4-Hydroxyphenylboronic acid

Catalog NumberACM71597858

CAS Number71597-85-8

CategorySalt

4-Hydroxyphenylboronic acid
Synonyms
p-Hydroxy-benzeneboronic acid
IUPAC Name
(4-hydroxyphenyl)boronic acid
Molecular Weight
137.93
Molecular Formula
C6H7BO3
Canonical SMILES
B(C1=CC=C(C=C1)O)(O)O
InChI
InChI=1S/C6H7BO3/c8-6-3-1-5(2-4-6)7(9)10/h1-4,8-10H
InChI Key
COIQUVGFTILYGA-UHFFFAOYSA-N
Boiling Point
351.4 °C
Melting Point
230 °C
Purity
98%+
Density
1.32 g/ml
Application
4-Hydroxyphenylboronic acid serves as a versatile reactant with a variety of applications in organic synthesis and pharmaceuticals. It is prominently used in Suzuki-Miyaura and Stille coupling reactions, as well as in palladium-catalyzed aminocarbonylation and cross-coupling procedures, including the Suzuki reaction aimed at creating bio-supported palladium nanoparticles, which act as phosphine-free catalysts. Additionally, it facilitates Cu2O-catalyzed aerobic oxidative cross-coupling of tetrazoles. Beyond these applications, 4-Hydroxyphenylboronic acid contributes to the development of bioactive compounds, such as promoting PDK1 inhibitory activity, which is crucial in inhibiting cancer cell growth and tumor progression. It is instrumental in the synthesis of rod-like dendronized polymers through the macromonomer approach by living ROMP, as well as in crafting estrone-derived cyclopamine analogs, which function as Sonic Hedgehog signaling inhibitors for anti-cancer therapeutics. Furthermore, it aids the preparation of enzymatic inhibitors targeting Gram-negative bacterial infections and the formation of oligoarenes through Suzuki-Miyaura palladium-catalyzed cross-coupling, underscoring its broad utility in scientific research and medicinal chemistry.
Complexity
99.2
Covalently-Bonded Unit Count
1
Exact Mass
138.048824g/mol
Formal Charge
0
Heavy Atom Count
10
Monoisotopic Mass
138.048824g/mol
Rotatable Bond Count
1
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