2,4-Dimethoxy-5-pyrimidinylboronic acid

CAS 89641-18-9(CH3O)2(C4HN2)B(OH)2Chemical Synthesis

2,4-Dimethoxy-5-pyrimidinylboronic acid (CAS: 89641-18-9) is an organoboron compound with the molecular formula (CH3O)2(C4HN2)B(OH)2 and a molecular weight of 183.96. This compound serves as a valuable building block in organic synthesis, particularly in cross-coupling reactions. Its structure, featuring a pyrimidine core substituted with methoxy groups and a boronic acid moiety, makes it useful for introducing complex heterocyclic fragments into target molecules, primarily in the fields of medicinal chemistry and materials science.

IUPAC: (2,4-Dimethoxypyrimidin-5-yl)boronic acid,(2,6-Dimethoxypyrimidin-5-yl)boronic acid,2,4-Dimethoxypyrimidine-5-boronic acid,2,4-dimethoxy-5-Pyrimidineboronic acid
Synonyms: (CH3O)2(C4HN2)B(OH)2(2,4-Dimethoxypyrimidin-5-yl)boronic acid(2,6-Dimethoxypyrimidin-5-yl)boronic acid2,4-Dimethoxypyrimidine-5-boronic acid2,4-dimethoxy-5-Pyrimidineboronic acid

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2,4-Dimethoxy-5-pyrimidinylboronic acid ((CH3O)2(C4HN2)B(OH)2) — chemical structure, CAS 89641-18-9; Chemistry, fine chemical supplied by Tech Serve Solutions

Boronic AcidsChemical SynthesisHeteroaryl Boronic AcidsOrganometallic Reagents

01 /Applications

Suzuki-Miyaura Coupling Reagent

Utilised as a key coupling partner in Suzuki-Miyaura reactions for the formation of carbon-carbon bonds. This allows for the efficient synthesis of biaryl compounds and other complex organic structures containing the pyrimidine core.

Medicinal Chemistry Intermediate

Serves as an intermediate in the synthesis of pharmacologically active compounds. The pyrimidine scaffold is prevalent in many drug molecules, and this boronic acid facilitates its incorporation into novel therapeutic agents.

Organic Synthesis Building Block

A versatile reagent for the construction of advanced organic molecules. Its defined structure and reactivity enable precise molecular design in research and development settings.

02 /Properties

Molecular weight	183.96
Linear formula	(CH3O)2(C4HN2)B(OH)2
Assay	90%
Storage temperature	2-8°C
Impurities tested	5-bromo-2,4-dimethoxypyrimidine
Melting point	113-117 °C

03 /Identifiers & registry

CAS number

89641-18-9

MDL number

MFCD01318985

PubChem substance

24884801

04 /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.

05 /Frequently asked questions

What is 2,4-Dimethoxy-5-pyrimidinylboronic acid used for?

This compound is primarily used as a building block in organic synthesis, particularly in Suzuki-Miyaura coupling reactions for medicinal chemistry and materials science applications.

What is the CAS number and formula for 2,4-Dimethoxy-5-pyrimidinylboronic acid?

The CAS number is 89641-18-9 and the linear formula is (CH3O)2(C4HN2)B(OH)2.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies 2,4-Dimethoxy-5-pyrimidinylboronic acid with a minimum assay of 90%. This product is not supplied as USP, BP, EP, or any pharmacopoeia grade and is intended for research and technical use.

What are the safety and handling requirements for this chemical?

According to the provided data, this compound has a WGK (Germany) classification of 3, indicating it is hazardous to water. It should be handled with appropriate personal protective equipment in a well-ventilated area. Consult the Safety Data Sheet (SDS) for detailed information.

How is 2,4-Dimethoxy-5-pyrimidinylboronic acid packed, shipped, and exported?

Tech Serve Solutions ensures secure packaging suitable for chemical transport. We are experienced global suppliers and exporters of fine chemicals, pharmaceutical intermediates, and laboratory reagents.