Description

Methyl4-Hydroxy-7-Isopropyl-6-Oxo-6,7-Dihydrothieno[2,3-B]Pyridine-5-Carboxylate is a high-purity, advanced pharmaceutical intermediate with a complex heterocyclic structure. This compound is valued for its role as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring sophisticated molecular architectures. It is primarily sought by research institutions, custom synthesis laboratories, and pharmaceutical manufacturers engaged in the development of new chemical entities.

Application

• Pharmaceutical Intermediate: A key precursor in the multi-step synthesis of proprietary drug candidates, especially those targeting complex disease pathways.
• Research & Development: Used in medicinal chemistry for structure-activity relationship (SAR) studies and the exploration of new pharmacophores based on the thienopyridine scaffold.
• Custom Synthesis: Serves as a specialized starting material for contract research and manufacturing organizations (CROs/CMOs) producing compounds for clinical trials.
• Chemical Reference Standard: Employed as an analytical standard for quality control and method development in API manufacturing processes.

Basic Information

Product Name	Methyl4-Hydroxy-7-Isopropyl-6-Oxo-6,7-Dihydrothieno[2,3-B]Pyridine-5-Carboxylate
CAS No.	869493-47-0
Molecular Formula	C13H13NO4S
Molecular Weight	279.31 g/mol
Synonyms	Methyl 4-hydroxy-7-(propan-2-yl)-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate; 7-Isopropyl-4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylic acid methyl ester; Thieno[2,3-b]pyridine-5-carboxylic acid derivative; CAS 869493-47-0; 5-Carbomethoxy-4-hydroxy-7-isopropyl-6,7-dihydrothieno[2,3-b]pyridin-6-one
EINECS	Contact for details

Quality Control

Every batch of Methyl4-Hydroxy-7-Isopropyl-6-Oxo-6,7-Dihydrothieno[2,3-B]Pyridine-5-Carboxylate is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials. For long-term storage, consider conditions under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
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.