Product Overview: Multifunctional Aromatic Aldehyde with High Reactivity

4-Cyano-2-Methoxybenzaldehyde is an aromatic organic compound characterized by the presence of three highly reactive functional groups:

• · Cyano group (-CN)
• · Methoxy group (-OCH₃)
• · Aldehyde group (-CHO)

This unique structural combination gives the molecule excellent chemical versatility, making it suitable for a wide range of synthetic transformations.

The compound typically appears as a white to light yellow crystalline powder and demonstrates good stability under standard storage conditions. It is soluble in common organic solvents and is widely used in laboratory research as well as industrial-scale chemical synthesis.

Due to its multifunctional nature, this compound is frequently used as a key intermediate in the construction of complex aromatic systems, particularly in pharmaceutical and specialty chemical applications.

Applications

In the global pharmaceutical and fine chemical industries, the demand for high-purity aromatic intermediates continues to expand rapidly. Among these essential building blocks, 4-Cyano-2-Methoxybenzaldehyde (CAS No. 21962-45-8) has gained significant attention due to its versatile chemical structure and broad applicability in pharmaceutical synthesis, fine organic chemistry, and advanced material development.

As modern drug discovery and industrial chemistry move toward more efficient, scalable, and sustainable processes, aromatic intermediates containing multiple functional groups—such as cyano, methoxy, and aldehyde groups—play an increasingly important role in enabling complex molecular construction.

This compound is particularly relevant in the synthesis of Finerenone intermediates, positioning it as a strategically important raw material in modern pharmaceutical manufacturing pipelines.

Key Application 1: Intermediate for Finerenone and Pharmaceutical Synthesis

One of the most important applications of 4-Cyano-2-Methoxybenzaldehyde is its role as a key intermediate in the synthesis of Finerenone-related compounds.

Finerenone is a novel non-steroidal mineralocorticoid receptor antagonist (nsMRA) widely used for the treatment of chronic kidney disease associated with type 2 diabetes and cardiovascular complications.

As global demand for advanced therapeutic drugs continues to rise, pharmaceutical companies require highly efficient and reliable synthetic intermediates that support:

• · High reaction selectivity
• · Stable industrial-scale production
• · Reduced impurity formation
• · Improved synthetic yield
• · Cost-effective manufacturing processes

4-Cyano-2-Methoxybenzaldehyde contributes to these requirements by serving as a highly reactive aromatic building block. Its aldehyde functionality enables key condensation reactions, while the cyano group provides further synthetic flexibility for downstream transformations.

As a result, it is widely used in pharmaceutical R&D and industrial production processes involving Finerenone intermediates and related heterocyclic compounds.

Key Application 2: Fine Organic Synthesis and Aromatic Chemistry

Beyond pharmaceutical manufacturing, this compound is widely applied in fine organic synthesis and aromatic chemistry research.

Its multifunctional structure makes it an ideal starting material for constructing complex benzene derivatives and heterocyclic frameworks. The combination of electron-withdrawing (cyano) and electron-donating (methoxy) groups allows chemists to precisely control reactivity and molecular transformation pathways.

Typical applications include:

• · Pharmaceutical intermediate development
• · Heterocyclic compound synthesis
• · Agrochemical research and development
• · Functional material design
• · Organic reaction mechanism studies

In modern synthetic chemistry, aromatic aldehydes with multiple substituents are highly valuable because they enable step-efficient synthesis routes, reducing both reaction steps and production costs.

This aligns with the global trend toward green chemistry, atom economy optimization, and sustainable industrial production.

Key Application 3: Dye, Pigment, and Specialty Chemical Industry

4-Cyano-2-Methoxybenzaldehyde also plays an important role in the dye and specialty chemical industry, where aromatic aldehydes are commonly used as intermediates in pigment and functional material synthesis.

Its chemical structure contributes to the development of:

• · High-performance dyes
• · Industrial pigments
• · Coating materials
• · Functional aromatic compounds

The presence of both electron-rich and electron-deficient substituents enhances molecular tunability, allowing for improved color stability, brightness, and chemical resistance in final dye products.

As global industries shift toward advanced functional materials and high-performance coatings, demand for such intermediates continues to increase steadily.

Market Trends and Industry Growth Drivers

The global pharmaceutical intermediates and fine chemicals market is experiencing sustained growth, driven by several key factors:

• · Rising prevalence of chronic diseases such as diabetes and cardiovascular disorders
• · Increasing global investment in pharmaceutical R&D
• · Expansion of precision medicine and targeted drug development
• · Growing demand for high-purity aromatic intermediates
• · Shift toward efficient, scalable, and sustainable chemical manufacturing

Within this context, multifunctional aromatic compounds such as 4-Cyano-2-Methoxybenzaldehyde are becoming increasingly important due to their versatility and compatibility with modern synthetic pathways.

The demand for high-quality intermediates is expected to continue growing as pharmaceutical companies optimize production efficiency and accelerate innovation cycles.

Manufacturing Strength: Shanghai Lizhuo Pharmaceutical Technology Co., Ltd.

Shanghai Lizhuo Pharmaceutical Technology Co., Ltd. is a professional manufacturer specializing in pharmaceutical intermediates and fine chemical products, including 4-Cyano-2-Methoxybenzaldehyde (CAS No. 21962-45-8).

The company is committed to delivering high-quality chemical products with strong technical and industrial capabilities.

Advanced Production Technology

The company adopts optimized synthetic routes and modern manufacturing processes to ensure high purity, stable quality, and efficient production performance.

Strict Quality Control System

All products undergo comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, ensuring:

• · Accurate molecular structure confirmation
• · High purity and consistency
• · Batch-to-batch stability
• · Compliance with industrial standards

Scalable Supply Capability

With strong production capacity, the company supports both R&D-scale supply and large-scale commercial manufacturing, ensuring stable global supply chains.

Technical and Custom Support

In addition to manufacturing, Shanghai Lizhuo Pharmaceutical Technology Co., Ltd. provides:

• · Process optimization guidance
• · Custom synthesis services
• · Route development support
• · Application consulting for pharmaceutical R&D

This integrated service model enhances customer efficiency and supports faster product development cycles.

Capacity Guarantee:

Annual production capacity exceeds 50 tons, ensuring stable supply to industrial-scale production needs.

 Possess multi-functional production workshops, allowing for flexible adjustments to production plans based on customer requirements.

 Ample inventory ensures rapid delivery and shortens customer procurement cycles.

Quality System:

ISO Certified ISO 9001 Quality Management System Certification

Established a comprehensive product traceability system; complete documentation such as COA and MSDS is available for each batch of products.

Complies with GMP requirements and can assist clients with audits and on-site inspections.

Customization Services: Offers flexible packaging sizes from gram to ton (1kg/drum to 25kg/drum).

Can provide products with special purity requirements or specific impurity control according to client needs.

Equipped with a professional technical team to provide synthesis route optimization and technical support services.

Conclusion: A Versatile Aromatic Intermediate Driving Chemical Innovation

4-Cyano-2-Methoxybenzaldehyde (CAS No. 21962-45-8) is a highly versatile and strategically important aromatic intermediate in modern pharmaceutical and fine chemical industries.

Its multifunctional structure enables broad applications in:

• · Finerenone-related pharmaceutical synthesis
• · Fine organic chemistry and heterocyclic construction
• · Dye and pigment manufacturing
• · Specialty chemical development

As global demand for advanced intermediates continues to rise, this compound is expected to play an increasingly important role in supporting pharmaceutical innovation and sustainable chemical production.

With strong manufacturing capabilities, strict quality control systems, and professional technical support, Shanghai Lizhuo Pharmaceutical Technology Co., Ltd. remains committed to providing high-quality intermediates and reliable supply solutions to global customers, driving innovation in pharmaceutical and fine chemical industries.