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ChemicalBook--->CAS DataBase List--->5720-05-8

5720-05-8

5720-05-8 Structure

5720-05-8 Structure
IdentificationMore
[Name]

4-Tolylboronic acid
[CAS]

5720-05-8
[Synonyms]

4-METHYLBENZENEBORONIC ACID
4-METHYLPHENYLBORIC ACID
4-METHYLPHENYLBORONIC ACID
4-TOLYBORONIC ACID
4-TOLYLBORONIC ACID
AKOS BRN-0019
P-METHYLPHENYLBORONIC ACID
P-TOLYLBORONIC ACID
RARECHEM AH PB 0227
TOLUENE-4-BORONIC ACID
(4-methylphenyl)-boronicaci
Boronic acid, (4-methylphenyl)-
Boronic acid, p-tolyl-
p-methylbenzeneboronicacid
p-methylborophenylicacid
p-Tolueneboronic acid
p-tolueneboronicacid
p-tolyl-boronicaci
t-509
4-Methylbenzeneboronicacid,98%
[EINECS(EC#)]

611-480-1
[Molecular Formula]

C7H9BO2
[MDL Number]

MFCD00039138
[Molecular Weight]

135.96
[MOL File]

5720-05-8.mol
Chemical PropertiesBack Directory
[Appearance]

white to light yellow crystal powder
[Melting point ]

256-263 °C(lit.)
[Boiling point ]

275.2±33.0 °C(Predicted)
[density ]

1.10±0.1 g/cm3(Predicted)
[storage temp. ]

0-6°C
[solubility ]

DMSO (Slightly), Methanol (Slightly)
[form ]

Crystalline Powder
[pka]

8.84±0.10(Predicted)
[color ]

Off-white
[Water Solubility ]

It is soluble in water.
[Detection Methods]

HPLC,NMR
[BRN ]

2935970
[InChI]

InChI=1S/C7H9BO2/c1-6-2-4-7(5-3-6)8(9)10/h2-5,9-10H,1H3
[InChIKey]

BIWQNIMLAISTBV-UHFFFAOYSA-N
[SMILES]

B(C1=CC=C(C)C=C1)(O)O
[CAS DataBase Reference]

5720-05-8(CAS DataBase Reference)
[NIST Chemistry Reference]

P-methylbenzeneboronic acid(5720-05-8)
Safety DataBack Directory
[Hazard Codes ]

Xi
[Risk Statements ]

R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
S37/39:Wear suitable gloves and eye/face protection .
[WGK Germany ]

3
[RTECS ]

XS7400000
[Hazard Note ]

Irritant
[HazardClass ]

IRRITANT
[HS Code ]

29319099
Raw materials And Preparation ProductsBack Directory
[Preparation Products]

4′-Methylbiphenyl-2-carboxylic acid methyl ester-->4-(PYRROLIDIN-1-YLMETHYL)BENZENEBORONIC ACID, PINACOL ESTER 97%1-[4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)BENZYL]PYRROLIDINE-->4,4'-Dimethylbiphenyl-->4-Methyldiphenylamine-->Di-p-tolylamine-->4-METHYLFORMANILIDE-->DI-P-TOLYLACETYLENE-->Biphenyl-3,4′,5-tricarboxylic acid-->4-Methylbenzhydrol-->METHYL 4-METHYLCINNAMATE-->4-Bromo-4'-methylbiphenyl-->1-[2-(4-methylphenyl)phenyl]ethanone-->AKOS BAR-2003
Hazard InformationBack Directory
[Chemical Properties]

white to light yellow crystal powder
[Uses]

Reagent used for
  • Palladium (Pd)-catalyzed direct arylation
  • Direct Palladium(II)-Catalyzed Synthesis
  • Palladium-catalyzed arylation by Suzuki-Miyaura cross-coupling in water
  • Cyclopalladation
  • Tandem-type Pd(II)-catalyzed oxidative Heck reaction and intramolecular C-H amidation sequence
  • Ruthenium catalyzed direct arylation
  • Rhodium-catalyzed asymmetric conjugate addition
  • Ligand-free copper-catalyzed cross-coupling reactions
  • Regioselective arylation and alkynylation by Suzuki-Miyaura and Sonogashira cross-coupling reactions
  • Ligand-free Suzuki, Sonogashira, and Heck cross-coupling reactions

Reagent used in Preparation of
  • Catalysts for Suzuki-Miyaura cross-coupling of aryl bromides
  • Recyclable Palladium nanoparticle catalysts immobilized by click ionic copolymers as for Suzuki-Miyaura cross-coupling reactions in water
[Uses]

4-Methylbenzeneboronic acid, is a commonly used chemical in Suzuki coupling reactions. It is also used as an intermediate in pharmaceutical industry
[Uses]

suzuki reaction
Spectrum DetailBack Directory
[Spectrum Detail]

4-Tolylboronic acid(5720-05-8)IR
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

4-Tolylboronic acid, 97%(5720-05-8)
[Alfa Aesar]

4-Methylbenzeneboronic acid, 98%(5720-05-8)
[Sigma Aldrich]

5720-05-8(sigmaaldrich)
[TCI AMERICA]

4-Methylphenylboronic Acid  (contains varying amounts of Anhydride)(5720-05-8)
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