Description

3,4-Dihydro-2H-Quinoxaline-1-Carboxylic Acid tert-Butyl Ester is a protected heterocyclic carboxylic acid derivative that serves as a crucial synthetic intermediate in advanced organic chemistry. Its primary value lies in providing a versatile and reactive scaffold for constructing complex nitrogen-containing molecular architectures. This compound is essential for researchers and process chemists in the pharmaceutical and agrochemical industries, particularly for the development of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of quinoxaline-based drug candidates, including potential kinase inhibitors and antimicrobial agents.
• Agrochemical Research: Used in the development of novel herbicides, fungicides, and insecticides that leverage the quinoxaline pharmacophore.
• Organic Synthesis Reagent: The tert-butyl ester group offers a protected carboxylic acid functionality, making it a versatile precursor for peptide coupling and further functionalization.
• Material Science Precursor: Can be utilized in the synthesis of organic semiconductors, ligands for catalysis, and specialty polymers.
• Academic & R&D: Serves as a standard reagent in university and contract research laboratories for methodological development and heterocyclic chemistry studies.

Basic Information

Product Name	3,4-Dihydro-2H-Quinoxaline-1-Carboxylic Acid tert-Butyl Ester
CAS No.	887590-25-2
Molecular Formula	C13H16N2O2
Molecular Weight	232.28 g/mol
Synonyms	tert-Butyl 3,4-dihydro-2H-quinoxaline-1-carboxylate; 1-Boc-1,2,3,4-tetrahydroquinoxaline; 1-(tert-Butoxycarbonyl)-1,2,3,4-tetrahydroquinoxaline; 1-N-Boc-tetrahydroquinoxaline; 2H-Quinoxaline-1-carboxylic acid, 3,4-dihydro-, 1,1-dimethylethyl ester; 1,2,3,4-Tetrahydroquinoxaline-1-carboxylic acid tert-butyl ester; Boc-THQ; TBQ
EINECS	Contact for details

Quality Control

Our production of 3,4-Dihydro-2H-Quinoxaline-1-Carboxylic Acid tert-Butyl Ester adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for research and development applications. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) are available upon request, detailing purity, identity, and impurity profiles.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.