Description

Ethyl 7-Amino-3-Chlorothieno[2,3-B]Pyrazine-6-Carboxylate is a high-purity heterocyclic building block of significant importance in advanced organic synthesis. This compound serves as a critical intermediate for the development of novel active pharmaceutical ingredients (APIs) and functional materials. It is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of potential drug candidates, particularly for kinase inhibitors and other targeted therapies.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides with novel modes of action.
• Material Science: Building block for creating organic semiconductors, conductive polymers, and advanced dyes.
• Academic & Contract Research: Essential reagent for medicinal chemistry programs and structure-activity relationship (SAR) studies in university and CRO labs.
• Chemical Biology: Used in the design and synthesis of molecular probes and biochemical tools.

Basic Information

Item	Detail
Product Name	Ethyl 7-Amino-3-Chlorothieno[2,3-B]Pyrazine-6-Carboxylate
CAS No.	181284-02-6
Molecular Formula	C9H8ClN3O2S
Molecular Weight	257.69 g/mol
Synonyms	7-Amino-3-chloro-6-ethoxycarbonylthieno[2,3-b]pyrazine; Ethyl 7-amino-3-chlorothieno[2,3-b]pyrazine-6-carboxylate; 3-Chloro-7-aminothieno[2,3-b]pyrazine-6-carboxylic acid ethyl ester; 181284-02-6; Thieno[2,3-b]pyrazine-6-carboxylic acid, 7-amino-3-chloro-, ethyl ester
EINECS	Contact for details

Quality Control

Our Ethyl 7-Amino-3-Chlorothieno[2,3-B]Pyrazine-6-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your research and production requirements.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.