Why Choose Us

Leadership Team

Experienced Professional Team

Our team possesses deep industry expertise and extensive practical experience, enabling us to precisely understand your needs, provide expert technical support, and help you address challenges in drug development.

R&D Team

Strict Quality Management

We implement a rigorous quality management system, conducting multiple quality inspections from raw material procurement to the final intermediates, ensuring we deliver high-quality intermediates to you.

Production Team

One-Stop Service

When our existing intermediates do not meet your requirements, we can provide you with one-stop custom service, from route design and process optimization to scalable production.

Quality Team

Clients-Centric Partnership

We are committed to building long-term, mutually trusted strategic partnerships with our clients. We can rapidly respond to inquiries, feedback, and changing requirements, and ensure timely delivery.

Featured Intermediates

Boc-Amino Acids
Pharmaceutical Intermediates
Boc-Amino Acids
Click Chemistry Building Blocks
Boc-Amino Acids
Coupling Reagents
Boc-Amino Acids
Fluorescent Labeling Reagents
Boc-Amino Acids
Fmoc-Amino Acids
Boc-Amino Acids
Isoacyl Dipeptides
Boc-Amino Acids
Linkers
Boc-Amino Acids
PEG Derivatives
Custom Synthesis

Custom Synthesis

We can design and synthesize intermediates tailored to your structural and purity specifications.

Custom Synthesis

Purification and Separation

We use advanced technologies to purify and separate complex mixtures to obtain high-purity intermediates.

Custom Synthesis

Analysis Services

We provide structural confirmation and purity analysis using HPLC, NMR, MS, and other techniques.

Custom Synthesis

Chemical-Physical Test

We characterize critical properties of intermediates such as melting point, boiling point, density, and solubility.

Custom Synthesis

Stability Testing

We evaluate the stability and degradation pathways of intermediates by simulating various environmental conditions.

Lab research

Custom Intermediates Services: Powering Drug Development

Leveraging advanced synthesis technologies, rigorous quality control, and robust production capabilities, Protheragen Intermediate delivers end-to-end custom intermediate services according to clients’ requirements for specific molecular structure, purity requirements, and beyond.

Hot Products

Who We Are

Protheragen Intermediate, a global supplier of pharmaceutical intermediates, specializes in providing a diverse portfolio of high-quality intermediates characterized by exceptional quality and stable supply. Our offerings encompass various categories, including heterocyclic compounds, chiral building blocks, halogenated compounds, boronic esters, and protected amino acids.

Whether you are in the hit-to-lead optimization phase of early drug discovery, facing the critical juncture of process scale-up and industrialization, or require a stable supply of key starting materials meeting stringent quality standards, Protheragen Intermediate can provide you with high-quality pharmaceutical intermediates tailored to your specific requirements.

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Peptide Intermediates