Description

Oxazolo[2,3-A]Isoindol-5(9Bh)-One, 3-Ethyl-2,3-Dihydro-, (3S,9Br)- (9Ci) is a specialized heterocyclic organic compound with a defined stereochemistry, serving as a critical chiral building block in advanced synthesis. Its value lies in its unique fused oxazolo-isoindolone structure, which provides a rigid scaffold for constructing complex molecules with specific three-dimensional orientations. This compound is essential for researchers and process chemists in the pharmaceutical and agrochemical industries, particularly for developing new active ingredients where stereochemical purity is paramount.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of novel therapeutic agents, including central nervous system (CNS) drugs and enzyme inhibitors.
• Agrochemical Synthesis: Used in the creation of advanced, stereoselective pesticides and herbicides where biological activity is highly dependent on molecular configuration.
• Asymmetric Catalysis Ligand Precursor: Serves as a starting material for synthesizing sophisticated chiral ligands used in asymmetric hydrogenation and other catalytic processes.
• Material Science Research: Investigated as a monomer or additive for creating polymers with specific optical or electronic properties due to its heterocyclic framework.
• Academic & R&D Laboratories: Employed in methodological studies and the discovery of new synthetic routes involving complex heterocycle formation.

Basic Information

Product Name	Oxazolo[2,3-A]Isoindol-5(9Bh)-One, 3-Ethyl-2,3-Dihydro-, (3S,9Br)- (9Ci)
CAS No.	467250-77-7
Molecular Formula	C12H11NO2
Molecular Weight	201.22 g/mol
Synonyms	(3S,9aR)-3-Ethyl-2,3-dihydrooxazolo[2,3-a]isoindol-5(9aH)-one; (3S,9aR)-3-Ethyl-2,3,5,9a-tetrahydrooxazolo[2,3-a]isoindol-5-one; 467250-77-7; Oxazolo[2,3-a]isoindol-5(9aH)-one, 3-ethyl-2,3-dihydro-, (3S,9aR)-; (3S,9aR)-3-Ethyl-2,3-dihydro-5H-oxazolo[2,3-a]isoindol-5-one
EINECS	Contact for details

Quality Control

Every batch of Oxazolo[2,3-A]Isoindol-5(9Bh)-One, 3-Ethyl-2,3-Dihydro-, (3S,9Br)- (9Ci) is produced and tested under a strict quality management system. We employ advanced analytical techniques, including chiral HPLC and NMR spectroscopy, to ensure high stereochemical purity and chemical identity. A comprehensive Certificate of Analysis (COA) detailing purity, enantiomeric excess, and impurity profiles is provided with each shipment to support your regulatory and R&D documentation needs.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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