Description

Ethyl 3-Amino-4,5,6-Trimethylthieno[2,3-B]Pyridine-2-Carboxylate is a high-purity, advanced pharmaceutical intermediate with the CAS registry number 118970-12-0. This heterocyclic compound is valued for its role as a critical building block in the synthesis of complex active pharmaceutical ingredients (APIs). It is primarily sought by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for developing novel therapeutic and crop protection agents.

Application

This specialized intermediate serves as a key precursor in several high-value synthetic pathways. Its primary applications include:

• Pharmaceutical Synthesis: A crucial building block for the research and development of novel drug candidates, particularly in therapeutic areas requiring complex heterocyclic cores.
• Agrochemical Intermediates: Used in the synthesis of advanced crop protection agents and pesticides, leveraging its unique thienopyridine structure.
• Chemical Research & Development: Serves as a versatile scaffold in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Fine Chemical Production: Employed in the multi-step synthesis of other high-value, complex organic molecules for various industrial applications.

Basic Information

Product Name	Ethyl 3-Amino-4,5,6-Trimethylthieno[2,3-B]Pyridine-2-Carboxylate
CAS No.	118970-12-0
Molecular Formula	C13H16N2O2S
Molecular Weight	264.34 g/mol
Synonyms	Ethyl 3-Amino-4,5,6-trimethylthieno[2,3-b]pyridine-2-carboxylate; 3-Amino-4,5,6-trimethylthieno[2,3-b]pyridine-2-carboxylic acid ethyl ester; Thieno[2,3-b]pyridine-2-carboxylic acid, 3-amino-4,5,6-trimethyl-, ethyl ester; 4,5,6-Trimethyl-3-aminothieno[2,3-b]pyridine-2-carboxylic acid ethyl ester; CAS 118970-12-0; ATTPC-E; 3-Amino-4,5,6-TMT-2-CE
EINECS	Contact for details

Quality Control

Our Ethyl 3-Amino-4,5,6-Trimethylthieno[2,3-B]Pyridine-2-Carboxylate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliability for your most demanding synthesis workflows.

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). This compound is hygroscopic (moisture-sensitive); therefore, the container must be kept tightly sealed to exclude moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.2%
Heavy Metals	≤ 20 ppm

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