Description

Furo[2,3-B]Pyrazine-6-Carboxylic Acid, 7-Amino-, Ethyl Ester (9Ci) is a high-purity heterocyclic building block and advanced pharmaceutical intermediate. This compound is valued for its fused furopyrazine core, which is integral to the synthesis of novel bioactive molecules and functional materials. It is primarily utilized by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for developing new active ingredients and complex organic frameworks. CAS No. 187732-95-2.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides with novel modes of action.
• Organic Synthesis Building Block: Serves as a versatile scaffold for constructing complex heterocyclic compounds in medicinal and materials chemistry.
• Material Science: Potential use in the development of organic electronic materials and specialty polymers.
• Bioconjugation Chemistry: The amino and ester functional groups make it suitable for conjugation reactions in probe and linker development.

Basic Information

Product Name	Furo[2,3-B]Pyrazine-6-Carboxylic Acid, 7-Amino-, Ethyl Ester (9Ci)
CAS No.	187732-95-2
Molecular Formula	C9H9N3O3
Molecular Weight	207.19 g/mol
Synonyms	7-Amino-6-ethoxycarbonylfuro[2,3-b]pyrazine; Ethyl 7-amino-6-carboxylatefuro[2,3-b]pyrazine; Ethyl 7-amino-6-furo[2,3-b]pyrazinecarboxylate; 7-Amino-6-ethoxycarbonylfuro[2,3-b]pyrazine; 7-Aminoethyl furo[2,3-b]pyrazine-6-carboxylate; 187732-95-2; Furo[2,3-b]pyrazine-6-carboxylic acid, 7-amino-, ethyl ester
EINECS	Contact for details

Quality Control

Our production of Furo[2,3-B]Pyrazine-6-Carboxylic Acid, 7-Amino-, Ethyl Ester (9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. All materials are subjected to rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to support your quality assurance 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). This product is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed and away from direct light to maintain stability and purity.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
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.