Chemical Synthesis
Multi-stage multi-reactor chemical synthesis facilities engineered for halogenation, nitration, catalytic hydrogenation, and high-temperature cyclization with complete solvent recovery systems.

With hands-on technical experience spanning over 35 years and 100+ greenfield projects, J&H API Pharma Consultants has designed state-of-the-art facilities across all major API sectors.
Multi-stage multi-reactor chemical synthesis facilities engineered for halogenation, nitration, catalytic hydrogenation, and high-temperature cyclization with complete solvent recovery systems.
High-containment processing suites designed to handle active corticosteroid and steroid chemistry, preventing occupational exposure and cross-contamination.
Dedicated segregated hormone production blocks engineered with specialized air handling units and HEPA filtration.
Large-capacity bulk API vitamin manufacturing complexes featuring continuous crystallizers, rotary vacuum dryers, and automated high-throughput processing.
High-potency cytotoxic API facilities incorporating OEB 4 / OEB 5 containment barriers, isolators, closed powder transfer, and specialized waste treatment.
High-capacity greenfield manufacturing plants for critical starting materials and advanced intermediates, designed for maximum batch cycle efficiency.
Our design and detail engineering methodologies are developed around major national and international regulatory frameworks, ensuring plants are auditable and compliant with multinational customer standards.
Cleanroom segregation, airlocks, unidirectional material movement, and contamination containment.
Technical Report Series for active API pharmaceutical ingredient production facilities and sterile processing.
Auditable facility engineering, cleanroom classification, computerized BMS monitoring, and qualification.
Differential pressure cascades, viable/non-viable particulate control, and cleanroom air handling standards.
Cost-effective, robust engineering lifecycle from design basis to installation, testing, and handover.
ISO Class 8 / Grade D area validation, air change rates (ACPH), and ISO 14644-3 on-site testing procedures.
IS 456-2000 for concrete, IS 800-2007 for steel, IS 3043 for electrical earthing, and NBC fire safety norms.