Description

3-Piperazin-1-Yl-1,2-Benzisoxazole is a high-purity pharmaceutical intermediate and research chemical of significant synthetic utility. This compound matters for its role as a key building block in the development of novel active pharmaceutical ingredients (APIs), particularly in central nervous system (CNS) and psychotropic drug research. Pharmaceutical manufacturers, contract research organizations (CROs), and advanced academic laboratories need it for synthesis, process development, and discovery chemistry programs.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of complex drug candidates, especially those targeting neurological receptors.
• Research & Development: Used in medicinal chemistry for structure-activity relationship (SAR) studies and the creation of new chemical entities.
• Active Pharmaceutical Ingredient (API) Synthesis: Serves as a core scaffold or a functionalized moiety in multi-step API manufacturing processes.
• Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for custom synthesis projects under cGMP conditions.
• Biochemical Research: Employed as a ligand or probe in biochemical assays to study specific enzyme or receptor interactions.
• Reference Standard: Used as an analytical standard for quality control and method validation in pharmaceutical analysis.

Basic Information

Product Name	3-Piperazin-1-Yl-1,2-Benzisoxazole
CAS No.	87691-89-2
Molecular Formula	C13H15N3O
Molecular Weight	229.28 g/mol
Synonyms	3-(Piperazin-1-yl)-1,2-benzisoxazole; 1,2-Benzisoxazole, 3-(1-piperazinyl)-; 3-(1-Piperazinyl)-1,2-benzisoxazole; Benzisoxazole, 3-piperazinyl-; 87691-89-2; 3-Piperazinylbenzisoxazole
EINECS	Contact for details

Quality Control

Our 3-Piperazin-1-Yl-1,2-Benzisoxazole is produced and tested under a strict quality management system. We offer material suitable for research and commercial synthesis, with purity levels typically exceeding 97% (HPLC). Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with each batch and are available upon request to ensure full traceability and compliance with your project specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials. For long-term storage under inert atmosphere, please contact us for specific recommendations.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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