Description

[1,4]Dioxino[2,3-C]Pyridazine-3-Carboxylic Acid, 6,7-Dihydro-, 1,1-Dimethylethyl Ester is a high-purity, advanced pharmaceutical intermediate characterized by its fused heterocyclic structure. This compound is of significant value for its role as a key building block in the synthesis of complex active pharmaceutical ingredients (APIs). It is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for developing novel therapeutic and crop protection agents.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel drug candidates, particularly in central nervous system (CNS) and cardiovascular research.
• Agrochemical Research: Serves as a key scaffold for developing new herbicides and insecticides with specific modes of action.
• Organic Synthesis Building Block: Used in academic and industrial R&D for constructing complex fused-ring heterocyclic systems.
• Material Science Research: Investigated as a potential monomer or precursor for specialty polymers and advanced organic materials.
• Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for custom synthesis projects.

Basic Information

Item	Detail
Product Name	[1,4]Dioxino[2,3-C]Pyridazine-3-Carboxylic Acid, 6,7-Dihydro-, 1,1-Dimethylethyl Ester
CAS No.	944407-45-8
Molecular Formula	C13H16N2O4
Molecular Weight	264.28 g/mol
Synonyms	tert-Butyl 6,7-dihydro-[1,4]dioxino[2,3-c]pyridazine-3-carboxylate; 1,1-Dimethylethyl 6,7-dihydro-1,4-dioxino[2,3-c]pyridazine-3-carboxylate; 6,7-Dihydro-[1,4]dioxino[2,3-c]pyridazine-3-carboxylic acid tert-butyl ester; tert-Butyl 6,7-dihydro-1,4-dioxino[2,3-c]pyridazine-3-carboxylate; 1,4-Dioxino[2,3-c]pyridazine-3-carboxylic acid, 6,7-dihydro-, 1,1-dimethylethyl ester; Dioxinopyridazine ester intermediate
EINECS	Contact for details

Quality Control

Our [1,4]Dioxino[2,3-C]Pyridazine-3-Carboxylic Acid, 6,7-Dihydro-, 1,1-Dimethylethyl Ester is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via NMR and IR spectroscopy, to ensure it meets the high standards required for pharmaceutical R&D. Certificates of Analysis (COA) documenting all critical parameters are available upon request.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.