Description

1H-Indole-1-Carboxylic Acid, 2-Borono-5-[(4-Methyl-1-Piperazinyl)Sulfonyl]-, 1-(1,1-Dimethylethyl) Ester is a sophisticated boronic acid ester derivative, serving as a critical building block in modern synthetic chemistry. Its value lies in its dual functionality, combining a protected boronic acid group with a sulfonylated piperazine moiety, enabling precise cross-coupling reactions and targeted molecular design. This high-purity intermediate is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries developing novel active compounds.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex drug candidates, particularly for targeted therapies and enzyme inhibitors.
• Suzuki-Miyaura Cross-Coupling Reactions: Serves as a versatile boronic ester reagent for constructing biaryl and heterobiaryl structures central to many active pharmaceutical ingredients (APIs).
• Medicinal Chemistry Research: Used in lead optimization and structure-activity relationship (SAR) studies to explore new chemical entities.
• Agrochemical Synthesis: Employed in the development of advanced herbicides and fungicides with specific modes of action.
• Chemical Biology Probes: Utilized in the creation of molecular probes for studying biological pathways and protein functions.
• Material Science: Potential building block for advanced organic electronic materials and metal-organic frameworks (MOFs).

Basic Information

Product Name	1H-Indole-1-Carboxylic Acid, 2-Borono-5-[(4-Methyl-1-Piperazinyl)Sulfonyl]-, 1-(1,1-Dimethylethyl) Ester
CAS No.	519148-74-4
Molecular Formula	C19H28BN3O5S
Molecular Weight	421.32 g/mol
Synonyms	tert-Butyl 2-borono-5-[(4-methylpiperazin-1-yl)sulfonyl]-1H-indole-1-carboxylate; 5-[(4-Methyl-1-piperazinyl)sulfonyl]-1H-indole-1-carboxylic Acid 2-Boronic Acid 1-(1,1-Dimethylethyl) Ester; 2-Borono-5-((4-methylpiperazin-1-yl)sulfonyl)-1H-indole-1-carboxylic Acid tert-Butyl Ester; 1-Boc-2-borono-5-(N-methylpiperazinylsulfonyl)indole; Boronic Acid Ester Intermediate 519148-74-4
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict quality management systems, ensuring batch-to-batch consistency for critical research and development. Each lot undergoes comprehensive analytical characterization, including HPLC for purity and NMR for structural confirmation. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key specifications to support your regulatory and quality documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed in a desiccated environment to prevent degradation. For long-term storage, consider handling under an inert atmosphere such as nitrogen or argon.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.