Description

2-(4-Chlorophenyl)-1,10B-Dihydrospiro[Benzo[E]Pyrazolo[1,5-C][1,3]Oxazine-5,3-Indolin]-2-One is a high-value, complex heterocyclic compound featuring a unique spiro-fused molecular architecture. This structural complexity makes it a critical advanced pharmaceutical intermediate for the research and development of novel therapeutic agents. It is primarily utilized by pharmaceutical R&D laboratories and fine chemical manufacturers engaged in the synthesis of innovative drug candidates.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for central nervous system (CNS) and anti-inflammatory targets.
• Medicinal Chemistry Research: Used extensively in lead optimization and structure-activity relationship (SAR) studies to develop new drug candidates.
• Organic Synthesis: Acts as a sophisticated precursor for constructing complex polycyclic frameworks in academic and industrial research settings.
• Biochemical Tool Compound: Potential use in developing probes for studying biological pathways and enzyme interactions.

Basic Information

Item	Details
Product Name	2-(4-Chlorophenyl)-1,10B-Dihydrospiro[Benzo[E]Pyrazolo[1,5-C][1,3]Oxazine-5,3-Indolin]-2-One
CAS No.	381693-56-7
Molecular Formula	C24H16ClN3O2
Molecular Weight	413.86 g/mol
Synonyms	2-(4-Chlorophenyl)-1,10b-dihydrospiro[benzo[e]pyrazolo[1,5-c][1,3]oxazine-5,3'-indolin]-2'-one; Spiro[benzo[e]pyrazolo[1,5-c][1,3]oxazine-5,3'-indoline]-2'-one, 2-(4-chlorophenyl)-1,10b-dihydro-; 381693-56-7; Benzo[e]pyrazolo[1,5-c][1,3]oxazine spiro derivative; Chlorophenyl-dihydrospiro-oxazine-indolinone
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict quality management systems. Every batch is characterized and tested using advanced analytical techniques including HPLC, NMR, and MS to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to support your quality and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Keep the container sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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