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Atomfair 4-Mercaptophenylboronic acid C6H7BO2S CAS 237429-33-3

4-Mercaptophenylboronic Acid (CAS No. 237429-33-3) is a high-purity boronic acid derivative featuring a thiol (-SH) functional group, making it a versatile building block for organic synthesis and materials science. With the molecular formula C6H7BO2S and IUPAC name (4-sulfanylphenyl)boronic acid , this compound is ideal for researchers developing Suzuki-Miyaura cross-coupling reactions, bioconjugation strategies, or surface modification protocols. The presence of both boronic acid and thiol moieties allows for dual reactivity, enabling applications in sensor development, polymer chemistry, and drug discovery. Our product is rigorously tested for purity and stability, ensuring reliable performance in demanding experimental conditions. Available in various quantities to…

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Description

4-Mercaptophenylboronic Acid (CAS No. 237429-33-3) is a high-purity boronic acid derivative featuring a thiol (-SH) functional group, making it a versatile building block for organic synthesis and materials science. With the molecular formula C6H7BO2S and IUPAC name (4-sulfanylphenyl)boronic acid, this compound is ideal for researchers developing Suzuki-Miyaura cross-coupling reactions, bioconjugation strategies, or surface modification protocols. The presence of both boronic acid and thiol moieties allows for dual reactivity, enabling applications in sensor development, polymer chemistry, and drug discovery. Our product is rigorously tested for purity and stability, ensuring reliable performance in demanding experimental conditions. Available in various quantities to suit your research needs, this compound is a must-have for chemists working in medicinal chemistry, materials science, and chemical biology.

Properties

  • CAS Number: 237429-33-3
  • Complexity: 102
  • IUPAC Name: (4-sulfanylphenyl)boronic acid
  • InChI: InChI=1S/C6H7BO2S/c8-7(9)5-1-3-6(10)4-2-5/h1-4,8-10H
  • InChI Key: AUVSUPMVIZXUOG-UHFFFAOYSA-N
  • Exact Mass: 154.0259808
  • Molecular Formula: C6H7BO2S
  • Molecular Weight: 154.00
  • SMILES: B(C1=CC=C(C=C1)S)(O)O
  • Topological: 41.5
  • Monoisotopic Mass: 154.0259808
  • Synonyms: 4-Mercaptophenylboronic acid, 237429-33-3, DTXSID20403236, DTXCID00354090, (4-sulfanylphenyl)boronic acid, Boronic acid, (4-mercaptophenyl)-, 4-mercaptophenylboronicacid, MFCD03093887, (4-mercaptophenyl)boronic acid, C6H7BO2S, 4-mercaptophenyl boronic acid, 4-Mercaptobenzeneboronic Acid, SCHEMBL387304, 4-Mercaptophenylboronic acid, 90%, BCP06691, 4-Mercaptophenylboronic acid (contains varying amounts of Anhydride), AKOS015855920, AB13276, GS-6254, AC-26808, FM149407, SY052834, DB-031705, M2418, EN300-7365713

Application

4-Mercaptophenylboronic acid is widely used in bioconjugation chemistry for the preparation of thiol-reactive probes and sensors. Its boronic acid group enables selective binding to diols and sugars, making it valuable for glucose sensing applications. The compound also serves as a key intermediate in the synthesis of boron-containing pharmaceuticals and functional materials. Researchers utilize it to modify gold surfaces via thiol-gold interactions for biosensor development. Additionally, it finds application in polymer chemistry as a crosslinking agent for creating boronate ester-based dynamic materials.

Safety and Hazards

GHS Hazard Statements

  • H302 (20%): Harmful if swallowed [Warning Acute toxicity, oral]
  • H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
  • H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H335 (80%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

  • P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

  • Acute Tox. 4 (20%)
  • Skin Irrit. 2 (100%)
  • Eye Irrit. 2 (100%)
  • STOT SE 3 (80%)

If you are interested or have any questions, please contact us at support@atomfair.com

Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.

Disclaimer

Intended Use & Restrictions

This product is sold exclusively for laboratory research, analytical testing, or non-commercial purposes.

  • Strictly prohibited: Resale, repackaging, or formulation into commercial products.
  • Not approved for human/animal use, diagnostics, or manufacturing (including pharmaceuticals, agrochemicals, or consumer goods).

Patent & Regulatory Compliance

Certain molecules may be protected by active patents or regulatory restrictions.

  • Buyers must independently verify patent status (e.g., via USPTO/EPO/CNIPA) and comply with local laws.
  • Atomfair LLC does not provide legal assurances regarding patent non-infringement or jurisdictional compliance.

Liability Release

By purchasing, the buyer agrees to:

  • Use this product only as permitted by law.
  • Indemnify Atomfair LLC against all claims arising from misuse, patent infringement, or regulatory violations.

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