TXA709 Synthetic Intermediates for Higher-Yield Commercial Synthesis

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Solution Overview

Problem

There is a need for improved synthetic processes and intermediates to prepare the antibacterial agent TXA709 in higher yield on a commercial scale.

Innovation Solution

Development of specific synthetic processes and intermediates, including reactions such as hydrogenation, carboxylation, benzylation, and amide formation, to produce compounds like 2,6-difluoro-3-hydroxybenzamide and 2-(chloromethyl)-6-(trifluoromethyl)[1,3]thiazolo[5,4-b]pyridine, ultimately leading to the synthesis of TXA709.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional synthetic processes are used to prepare TXA709, then the synthesis can be performed, but the yield is insufficient for commercial-scale production

Engineering Contradiction:

ImproveyieldVSAvoidmanufacturability

Core Design Contradiction:

ProductivityVSEase of manufacture

Solution Approach 1:

The patent modifies reaction parameters including temperature, pressure, catalyst concentration, and reagent ratios to optimize each step of the synthesis pathway. By systematically adjusting these parameters, the process achieves higher yields while maintaining feasibility for commercial production

Inventive Principle:

Principle #35Parameter changes

Solution Approach 2:

The patent introduces specific intermediary compounds and catalysts that facilitate the transformation steps. These intermediaries act as mediators to improve reaction efficiency and yield, making the overall process more suitable for commercial-scale manufacturing

Inventive Principle:

Principle #24Intermediary (Mediator)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The processes enable the production of TXA709 in higher yields, facilitating its commercial-scale preparation.

Implementation Method 1

converting a compound of formula 7 to the compound of formula 8

Methodology Applied

Scientific EffectHydrogenation: Hydrogenation

Implementation Method 2

reacting a compound of formula 3 with a compound of formula 8 to provide the compound of formula 9

Methodology Applied

Scientific EffectChemical Bonding: Chemical Bonding

Implementation Method 3

converting an amide of formula 9 to TXA709

Methodology Applied

Scientific EffectChemical Bonding: Chemical Bonding

Data Source

PatentUS20250257074A1Synthetic processes and synthetic intermediates

Publication Date: 2025.08.14 TAXIS PHARMACEUTICALS INC

AI summary

The invention provides synthetic intermediates and synthetic processes that are useful for preparing the antibacterial agent TXA709: