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p-Tolylboronic acid (Contains varying amounts of anhydride) - ≥99% , CAS No.5720-05-8

p-Tolylboronic acid (Contains varying amounts of anhydride) - ≥99% , CAS No.5720-05-8

CAS: 5720-05-8 Cat. No.: P396101 Molecular Weight: 135.96 Beilstein Registry Number: 2935970 EC Number: 611-480-1 PubChem CID: 79799

5 Citations COA

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p-Tolylboronic acid (Contains varying amounts of anhydride) - ≥99% CAS No(5720-05-8) by Aladdin Scientific

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AVAILABLE TO ORDER

GRADE & PURITY ≥99%

Synonyms

Storage

Room temperature

Shipped In

Normal

Overview Specifications Names and Identifiers Documentation Advanced Data Taxonomic Classification 3D Structure Associated Targets(Human) Associated Targets(non-human) Mechanisms of Action Certificates（CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties Documents & Articles Citations of This Product References Solution Calculators Reviews

🧪

Why this grade

≥99% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 5 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

A commonly used chemical in Suzuki coupling reactions.

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

Specifications

Synonyms

Specifications & Purity

≥99%

Storage

Room temperature

Shipped In

Normal

Purity

≥99%

Names and Identifiers

Pubchem Sid	504755421
Pubchem Sid Url	https://pubchem.ncbi.nlm.nih.gov/substance/504755421
Canonical Smiles	B(C1=CC=C(C=C1)C)(O)O
IUPAC Name	(4-methylphenyl)boronic acid
InChIKey	BIWQNIMLAISTBV-UHFFFAOYSA-N
INCHI	1S/C7H9BO2/c1-6-2-4-7(5-3-6)8(9)10/h2-5,9-10H,1H3
Isomeric SMILES	B(C1=CC=C(C=C1)C)(O)O
WGK Germany	3
RTECS	XS7400000
PubChem CID	79799
Molecular Weight	135.96
Beilstein	2935970
Reaxy-Rn	2935970

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

Kingdom Organic compounds
- Superclass Benzenoids
  - Class Benzene and substituted derivatives
    - Subclass Toluenes

Kingdom	Organic compounds
Superclass	Benzenoids
Class	Benzene and substituted derivatives
Subclass	Toluenes
Intermediate Tree Nodes	Not available
Direct Parent	Toluenes
Alternative Parents	Boronic acids Organic metalloid salts Organoboron compounds Organic oxygen compounds Hydrocarbon derivatives
Molecular Framework	Aromatic homomonocyclic compounds
Substituents	Toluene - Boronic acid - Boronic acid derivative - Organic metalloid salt - Organic oxygen compound - Hydrocarbon derivative - Organic salt - Organoboron compound - Aromatic homomonocyclic compound
Description	This compound belongs to the class of organic compounds known as toluenes. These are compounds containing a benzene ring which bears a methane group.
External Descriptors	Not available
1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61. DOI: 10.1186/s13321-016-0174-y

3D Structure

Associated Targets(Human)

CA2 Tclin Carbonic anhydrase II (17698 Activities)

Discover Target: CA2

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

LPL Tchem Lipoprotein lipase (101 Activities)

Discover Target: LPL

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

CA1 Tclin Carbonic anhydrase I (13240 Activities)

Discover Target: CA1

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

LIPG Tchem Endothelial lipase (1021 Activities)

Discover Target: LIPG

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

TDP1 Tchem Tyrosyl-DNA phosphodiesterase 1 (345557 Activities)

Discover Target: TDP1

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

Associated Targets(non-human)

ampC Beta-lactamase AmpC (62480 Activities)

Discover Target: ampC

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

Carbonic anhydrase (69 Activities)

Explore this target

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

Mechanisms of Action

Certificates（CoA,COO,BSE/TSE and Analysis Chart)

C of A & Other Certificates(BSE/TSE, COO):

Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

4 results found

Lot Number	Certificate Type	Date	Item
K2329175	Certificate of Analysis	Sep 21, 2023	P396101
K2329180	Certificate of Analysis	Sep 21, 2023	P396101
K2329181	Certificate of Analysis	Sep 21, 2023	P396101
K2329184	Certificate of Analysis	Sep 21, 2023	P396101

Chemical and Physical Properties

Solubility	It is soluble in water.Soluble in ethanol, ether, methanol, benzene
Melt Point(°C)	256-263°C
Molecular Weight	135.960 g/mol
XLogP3
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	1
Exact Mass	136.07 Da
Monoisotopic Mass	136.07 Da
Topological Polar Surface Area	40.500 Å²
Heavy Atom Count	10
Formal Charge	0
Complexity	97.800
Isotope Atom Count	0
Defined Atom Stereocenter Count	0
Undefined Atom Stereocenter Count	0
Defined Bond Stereocenter Count	0
Undefined Bond Stereocenter Count	0
The total count of all stereochemical bonds	0
Covalently-Bonded Unit Count	1

Documents & Articles

Choosing Boron Sources to Make Reactions Robust: How Boronic Acids, Boronate Esters, BF₃K Salts, and MIDA Improve Suzuki–Miyaura Start-Up and Scale-Up Reproducibility (with Product Tables 1–5)

Categories: Technical articles

Tags:

OLED Boric acid Boric acid ester Boric acid and its derivatives BF₃K MIDA

Citations of This Product

How to Cite Aladdin Scientific Products? Citations Search

References

1. Qi Wei, Luo Kexin, Su Qing, Sun Xiaoman, Li Xiaodong, Liu Ziqian, Wu Qiaolin. (2022) The Photoactive Hydrazone-Linked Covalent Organic Frameworks for Photocyclization Approach to Phenanthridine Derivatives. CATALYSIS LETTERS, 153 (8): (2331-2340). [PMID:] [10.1007/s10562-022-04162-5]
2. Shufang Liu, Ziqian Liu, Qing Su, Qiaolin Wu. (2022) Multifunctional covalent organic frameworks for photocatalytic oxidative hydroxylation of arylboronic acids and fluorescence sensing for Cu2+. MICROPOROUS AND MESOPOROUS MATERIALS, [PMID:] [10.1016/j.micromeso.2022.111737]
3. Wenjun Wu, Biaowen Wei, Jun Feng, Bin Chi, Shijun Liao, Xiuhua Li, Yigang Yu. (2017) Synthesis and Properties of Symmetric Side-Chain Quaternized Poly(Arylene Ether Sulfone)s for Anion Exchange Membrane Fuel Cells. MACROMOLECULAR CHEMISTRY AND PHYSICS, 219 (3): (1700416). [PMID:] [10.1002/macp.201700416]
4. Xiuhua Li, Guanghui Nie, Jinxiong Tao, Wenjun Wu, Liuchan Wang, Shijun Liao. (2014) Assessing the Influence of Side-Chain and Main-Chain Aromatic Benzyltrimethyl Ammonium on Anion Exchange Membranes. ACS Applied Materials & Interfaces, [PMID:24773421] [10.1021/am500915w]
5. Jiayin Gao, Yaoyao Wang, Yuqing Yu, Mengxiang Zhu, Wen Kong, Genyan Liu, Xiaogang Luo. (2024) Carbonized cellulose microspheres loaded with Pd NPs as catalyst in p-nitrophenol reduction and Suzuki-Miyaura coupling reaction. INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES, [PMID:38688337] [10.1016/j.ijbiomac.2024.131904]

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