1-Methyl-1H-indazole-4-boronic acid pinacol ester

CAS 885698-94-2C14H19BN2O2Chemical Synthesis

1-Methyl-1H-indazole-4-boronic acid pinacol ester (CAS: 885698-94-2), with the molecular formula C14H19BN2O2 and a molecular weight of 258.12 g/mol, is a heteroaryl boronate ester. This compound serves as a valuable building block in organic synthesis, particularly in the development of novel pharmaceutical agents and complex organic molecules. Its defined structure and reactivity make it a key intermediate for cross-coupling reactions, enabling the formation of carbon-carbon and carbon-heteroatom bonds.

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1-Methyl-1H-indazole-4-boronic acid pinacol ester (C14H19BN2O2) — chemical structure, CAS 885698-94-2; Chemistry, fine chemical supplied by Tech Serve Solutions

Boronate EstersChemical SynthesisHeteroaryl Boronate EstersOrganometallic Reagents

01 /Applications

Organic Synthesis Intermediate

Utilised as a versatile building block in complex organic synthesis. It is frequently employed in Suzuki-Miyaura cross-coupling reactions to introduce the 1-methyl-1H-indazol-4-yl moiety into target molecules.

Pharmaceutical Research and Development

A key intermediate for the synthesis of novel drug candidates. Its indazole core is present in various biologically active compounds, making this boronate ester important for medicinal chemistry.

Materials Science

May be used in the development of functional materials where specific electronic or optical properties are required, owing to the heteroaryl structure.

02 /Properties

Molecular weight	258.12
Empirical formula	C14H19BN2O2
Assay	97%
Storage temperature	2-8°C
Melting point	84-89 °C

03 /Safety & handling

GHS hazard pictogram: Harmful / irritant (GHS07) — Harmful / irritant

Warning

Hazard statements

H302Harmful if swallowed

Water hazard class (WGK, DE)	3
Hazard codes (EU)	Xn
Risk statements (R)	22
Safety statements (S)	22-24/25

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

04 /Identifiers & registry

CAS number

885698-94-2

MDL number

MFCD10700158

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 1-Methyl-1H-indazole-4-boronic acid pinacol ester used for?

1-Methyl-1H-indazole-4-boronic acid pinacol ester is primarily used as a building block in organic synthesis, particularly for Suzuki-Miyaura cross-coupling reactions in the development of pharmaceutical agents and complex organic molecules.

What are the CAS number and formula for 1-Methyl-1H-indazole-4-boronic acid pinacol ester?

The CAS number is 885698-94-2 and the molecular formula is C14H19BN2O2.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies 1-Methyl-1H-indazole-4-boronic acid pinacol ester with a minimum assay of 97%. This product is not supplied as USP, BP, EP, or pharmacopoeia grade.

What are the safety considerations for handling this compound?

This compound is classified as harmful if swallowed (H302), indicated by a GHS07 symbol and a Warning signal word. Ensure adequate ventilation and avoid ingestion, inhalation, and contact with skin and eyes. Recommended storage is at 2-8°C.

How is this chemical shipped and exported?

Tech Serve Solutions, established in 1998, is a specialist global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents, adhering to all relevant shipping and export regulations.