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Potassium 4-(methylthio)phenyltrifluoroborate

CAS 871231-43-5C7H7BF3KSChemical Synthesis

Potassium 4-(methylthio)phenyltrifluoroborate (CAS: 871231-43-5; Formula: C7H7BF3KS; MW: 230.10) is an organoboron compound classified as an aryl trifluoroborate salt. It serves as a valuable reagent in organic synthesis, particularly in cross-coupling reactions. Its specific structure makes it useful for introducing the 4-(methylthio)phenyl moiety into various organic frameworks. Tech Serve Solutions supplies this chemical with an assay of 95%.

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Potassium 4-(methylthio)phenyltrifluoroborate (C7H7BF3KS) — chemical structure, CAS 871231-43-5; Chemistry, fine chemical supplied by Tech Serve Solutions
Aryl Trifluoroborate SaltsChemical SynthesisOrganometallic ReagentsTrifluoroborate Salts
01 /Applications

Suzuki-Miyaura Cross-Coupling

Potassium 4-(methylthio)phenyltrifluoroborate is employed as a coupling partner in Suzuki-Miyaura reactions. This facilitates the formation of carbon-carbon bonds, enabling the synthesis of complex biaryl compounds or the introduction of the 4-(methylthio)phenyl group onto diverse molecular scaffolds.

Organic Synthesis Intermediate

This trifluoroborate salt functions as a versatile intermediate in the construction of novel organic molecules. Its reactivity profile allows for its incorporation into various synthetic strategies, contributing to the development of new materials or pharmaceutical candidates.

Aryl Group Transfer Reagent

The compound acts as a convenient source for the transfer of the 4-(methylthio)phenyl group. This is particularly useful in medicinal chemistry and materials science where precise aryl substitution patterns are often required for desired properties.

02 /Properties
Molecular weight230.10
Empirical formulaC7H7BF3KS
Assay95%
Melting point>300 °C
03 /Safety & handling
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Warning

Hazard statements

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements

  • P261Avoid breathing dust, fume, gas or vapours
  • P305IF IN EYES
Protective equipmentdust mask type N95 (US), Eyeshields, Gloves
Water hazard class (WGK, DE)3
Hazard codes (EU)Xi
Risk statements (R)36/37/38
Safety statements (S)26

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
871231-43-5
MDL number
MFCD07784379
05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is Potassium 4-(methylthio)phenyltrifluoroborate used for?

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Potassium 4-(methylthio)phenyltrifluoroborate is primarily used as a reagent in organic synthesis, particularly for cross-coupling reactions like the Suzuki-Miyaura coupling, to introduce the 4-(methylthio)phenyl moiety into organic molecules.

What is the CAS number and formula for Potassium 4-(methylthio)phenyltrifluoroborate?

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The CAS number is 871231-43-5, and the empirical formula (Hill Notation) is C7H7BF3KS.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Potassium 4-(methylthio)phenyltrifluoroborate with an assay of 95%. We do not represent this product as USP, BP, EP, or pharmacopoeia grade.

What are the safety and handling precautions for this chemical?

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This compound is classified as a Warning. It may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Recommended personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Ensure adequate ventilation and avoid breathing dust. In case of eye contact, rinse cautiously with water for several minutes and remove contact lenses if present and easy to do. Continue rinsing.

How is Potassium 4-(methylthio)phenyltrifluoroborate typically packed and exported?

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We offer this chemical in various pack sizes suitable for laboratory and industrial use. All shipments comply with international regulations for the export of chemical substances.

How can I request a quote or sample?

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To request a quote or a sample of Potassium 4-(methylthio)phenyltrifluoroborate, please contact our sales department through the website or by phone, providing your details and the quantity required.

Need Potassium 4-(methylthio)phenyltrifluoroborate in a specific grade or volume?