Contact Us
Our Solutions

Custom Phosgene Chemistry Powered by End-to-End CDMO Services

Inquire Now

Custom Phosgene Chemistry,
How You Want it, When You Want it

Whether you need a manufacturing partner or a CDMO solution, Paushak delivers. While some companies come to us with a ready-to-go process, others need full development support. We do it all.

Custom Synthesis

When You Have the Process, We Execute

  • You provide the technology, process and help source the raw materials.
  • We manufacture to your exact specifications with precision and reliability.
  • Ideal if you already have an optimized process & need a trusted manufacturing partner.
  • Focus on execution, quality control, and consistent supply.

Full CDMO

When You Need Help Developing & Manufacturing

  • You tell us the target molecule, volume needs, and pricing expectations.
  • We handle the R&D, process development, feasibility studies, and optimization for scale.
  • Ideal if you need a complete development and manufacturing solution.
  • Focus on R&D, process optimization, compliance, and seamless scale-up.

Why Industry Leaders Choose Paushak for Custom Phosgene Solutions

Trust – Technology Protection, Confidentiality & IP Security

  • Strict NDAs and secure IP handling to protect proprietary formulations.
  • Full confidentiality in technology transfer, raw material sourcing and process execution.
  • Trusted by leading innovators for handling complex molecules with discretion.
  • 45+ years of phosgene expertise, with the infrastructure to manage hazardous chemistries safely.
  • Flexible manufacturing plants for liquid, solid, and vapour-phase synthesis.
  • Proven expertise in custom synthesis, process safety, and sustainable operations.
  • Committed to on-time, in-full delivery, ensuring consistency in supply chains.
  • Efficient raw material sourcing & inventory management, reducing supply chain risks.
  • Trusted by global industries for dependable manufacturing and quality control.
  • ISO, Responsible Care, REACH, and CWC compliant, exceeding global safety standards.
  • Robust infrastructure, including emergency response systems and hazard containment.
  • Expertise in handling hazardous chemistry, ensuring secure and compliant development.
  • Seamless scale-up from R&D to commercial production, ensuring manufacturing flexibility.
  • Integrated R&D, kilo lab, and full-scale manufacturing facilities, reducing development risks.
  • Infrastructure designed to handle varying production demands, enabling growth without risks.
  • Flexible development cycles based on client timelines—ranging from 2 months to a year.
  • Optimized facility scheduling, ensuring efficient project slotting based on urgency.
  • Adaptable production processes, helping clients accelerate time-to-market.

Discover Our 5-Step CDMO & CRO Process

Stage 1

Feasibility & Route Selection

Process Feasibility Study

Early-stage assessment of molecule viability.

Route of Synthesis (ROS) Selection

Evaluating multiple synthesis pathways for efficiency, cost, and regulatory feasibility.

Raw Material Sourcing Validation

Ensuring availability & supply chain viability.

Stage 2

Process Development & Optimization

Process Optimization

Refining reaction conditions for efficiency, yield, and cost-effectiveness.

Impurity Profiling & Control

Once the process is selected, impurities are identified, monitored, and controlled for consistency and compliance.

Raw Material Qualification

Testing and validation of raw materials to ensure compatibility with final synthesis.

Stage 3

Scale-Up & Pilot Validation

Pilot-Scale Trials

Transitioning process from lab to kilo-scale to test scalability.

Process Safety Assessments

Evaluating large-scale reaction safety and risk mitigation strategies.

Final Yield & Impurity Control Strategy

Ensuring process robustness before full commercialization.

Stage 4

Full-Scale Manufacturing

Bulk Production & Validation

Executing commercial-scale production with regulatory oversight.

Quality Control & Compliance Checks

Ensuring consistency, purity, and adherence to global standards.

Final Validation & Documentation

Preparing required data for regulatory submissions.

Stage 5

Ongoing Optimization & Long-Term Support

Process Refinement & Cost Efficiency Improvements

Continuous fine-tuning for better yield and cost reduction.

Regulatory Support & Audits

Long-term assistance in meeting evolving regulatory requirements.

Start Your
CDMO Project With Paushak Today

Paushak Limited

1st Floor 1965, Alembic City,
Alembic Road,
Vadodara-390003, Gujarat-India.
CIN: L51909GJ1972PLC044638

Solutions

Links

© Paushak Ltd. All rights reserved.