Custom Synthesis

Custom Synthesis

Scope of BOC Sciences Custom Synthesis Capabilities.

BOC Sciences offers custom synthesis and manufacturing services for biotechnology, pharmaceutical, life science, chemical research, and related industries. A series of chemical reactions are carried out for the purpose of obtaining one or more organic molecules. As an integral part of drug discovery or other chemical industries, chemical synthesis plays an important role in the screening of numerous potential active ingredients. Leveraging this expertise, BOC Sciences provides comprehensive capabilities including API synthesis, chiral synthesis, bioconjugation, stable isotope labeling, multi-type reaction development, and process R&D, supporting synthesis from milligram to kilogram scale with full analytical documentation and traceability to efficiently meet diverse research and development needs.

BOC Sciences Tailored Chemical Synthesis Services Portfolio

API Synthesis

Active pharmaceutical ingredient (API) is a part of a drug product that produces primary therapeutic effects. Some kinds of dosage forms, such as compound preparation, possess two or more active ingredients that is designed to treat different symptoms or integrate synthetical effects. BOC Sciences provides comprehensive API synthesis services, including custom design, process development, and scalable production, ensuring high purity and consistent quality to meet diverse research and commercial needs. Our expertise supports efficient and cost-effective API supply for pharmaceutical development projects.

Chiral Synthesis

Chiral synthesis, also known as enantioselective synthesis, has a great importance in the screening of APIs and development of bio/pharmaceutical products. BOC Sciences offers professional chiral synthesis services, including the design and optimization of enantioselective routes, scalable production of optically pure compounds, and analytical support to ensure high enantiomeric purity. Our capabilities help accelerate drug discovery and development by providing reliable and efficient solutions for complex chiral molecules.

Bioconjugation

Bioconjugation represents the technique of giving a target substance with certain desired properties through the site-specific reaction between the biomolecules and exogenous moieties (usually one or several other molecules). Through such covalent linkage approach, a broad range of innovative drug substances or end products are designed to improve the accuracy of disease diagnosis, pharmacokinetic properties, treatment efficacy and many other aspects. BOC Sciences offers tailored bioconjugation services, delivering precise and customizable molecule-linking solutions.

Stable Isotope Labeling

The practice of stable isotope labeling is a widely utilized method across the scientific disciplines, spanning chemistry, biology, and environmental science, among others, in order to effectively monitor the migration of atoms or molecules within a given system. The process itself involves the substitution of one or more atoms present within a molecule with a stable isotope of the identical element, wherein the likes of carbon-12 is supplanted by carbon-13, for example. BOC Sciences specializes in the custom synthesis of small molecules, including 13C-, 15N-, and 2H-labeled compounds and other isotopic products for drug development.

Reaction Types

Chemical reactions are the processes by which chemicals interact to form new chemicals with different compositions. Simply stated, a chemical reaction is the process where reactants are transformed into products. How chemicals react is dictated by the chemical properties of the element or compound-the ways in which a compound or element undergoes changes in composition. BOC Sciences provides expertise in reaction development, optimization, and scale-up to support efficient chemical synthesis for research and industrial applications.

Process R&D

An effective process R&D is an essential part of your drug development while it plays important role in controlling costs, ensuring product's quality and meeting the requirements of regulations. More importantly, package solutions are available to address any problems and potential risks that significantly impact the quality of your products. BOC Sciences offers comprehensive process R&D services, including route optimization, scale-up, and troubleshooting, providing reliable and efficient support to enhance productivity and streamline pharmaceutical development.

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Molecular Categories of Custom Synthesis Services

At BOC Sciences, we offer comprehensive custom synthesis services to support a wide range of research and development projects. Our expertise spans diverse molecular categories, providing tailored solutions to meet your specific scientific needs. Our service offerings include the following:

Custom Compound Development – Free Inquiry

Outline your synthesis needs, and we'll develop a scalable, cost-effective route tailored to your project timeline and quality standards.

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Common Reaction Types Supported by Our Synthesis Services

At BOC Sciences, we offer comprehensive custom synthesis services covering a wide range of commonly used chemical reaction types to support diverse research and process development needs. The table below highlights reaction types frequently employed in organic synthesis, chiral synthesis, and functional modifications, enabling applications from small molecule construction to complex molecular assembly.

  • Michael addition
  • Buchwald-Hartwig Amination
  • Wittig Reaction
  • Friedel-Crafts reaction
  • Heterocyclic formation
  • Negishi Coupling
  • Sharpless Dihydroxylation
  • Stille Coupling
  • Fluorination
  • Metathesis Reactions
  • Sharpless Epoxidation
  • High-pressure hydrogenation
  • Oxidation/Reduction
  • Aldol Condensation
  • Esterification & Amidation
  • Suzuki Coupling
  • Heck Coupling
  • Knoevenagel Condensation
  • Asymmetric Catalysis
  • Asymmetric hydrogenation
  • Sonogashira Coupling
  • Grignard Reaction
  • Solid-Phase Synthesis

Advanced Analytical Platform for Custom Synthesis

Our custom synthesis service platform is equipped with a comprehensive array of advanced instrumentation designed to support the efficient production, purification, and characterization of a wide range of small molecules, peptides, lipids, and oligonucleotides. The platform integrates state-of-the-art synthetic, analytical, and purification technologies, ensuring high-quality compound production with precise structural verification.

Custom Synthesis Service Process at BOC Sciences

Our custom synthesis projects follow a clear and transparent process to ensure efficiency, quality, and customer satisfaction:

Step 1: Custom Service Inquiry

Clients outline their requirements, including target molecules, specifications, and scale.

Step 2: Feasibility Evaluation

Our chemists assess synthetic routes, potential challenges, and overall technical viability.

Step 3: Cost Analysis and Specification Proposal

We provide estimated costs together with recommended specifications to optimize resources.

Step 4: Quotation and Contract

A formal quotation and agreement are established to confirm project scope, timelines, and deliverables.

Step 5: Synthesis and Biweekly Report

Laboratory synthesis begins, with progress updates provided every two weeks to keep clients fully informed.

Step 6: Analytical Result

Comprehensive analytical data are generated, including HPLC, GC-MS, and NMR, to confirm structure and purity.

Step 7: Customer Approval

Clients review results and approve before project finalization.

Step 8: Safe Packaging and Timely Delivery

Compounds are securely packaged and delivered promptly, accompanied by all supporting documentation.

This structured workflow ensures reliable outcomes, transparent communication, and full traceability from inquiry to delivery.

BOC Sciences Custom Synthesis Procedure Flow.

Synthesis Services Deliverables and Documentation Overview

The deliverables include comprehensive synthesis records (original lab notebooks, TLC monitoring, etc.) and a full suite of analytical data, such as HPLC, MS, and NMR, providing complete information to support product evaluation, quality assessment, and process understanding.

Physical Deliverables

  • Products are provided from milligram scale to commercial quantities, including intermediates and APIs.
  • Packaging is optimized according to scale and product type to ensure safe transport.
  • Full traceability during logistics ensures product integrity and purity.

Documentation

  • Structural analysis data is provided, including NMR, MS, and HPLC results.
  • Reports detail peak distribution, impurities, and quantitative information.
  • Data is clearly organized and formatted for archiving and future reference.

Additional Reports

  • Detailed synthetic route descriptions are provided, including key reaction steps.
  • Process optimization records include solvent systems, temperature, and reaction time.
  • Scale-up and process transfer reports are provided for pilot or commercial projects.

Why Choose BOC Sciences for Custom Synthesis?

Synthetic Route Design and Optimization

Our experienced chemists design and optimize synthetic routes, efficiently addressing challenging molecular targets.

Process Research, Development, and Optimization

We integrate process research with iterative optimization, improving yield and purity across multi-step reactions efficiently.

Small- and Large-Scale Chemistry Capabilities

We support synthesis from milligram to kilogram scale, ensuring consistent quality and reproducibility across batch sizes.

Advanced Synthetic and Analytical Platform

State-of-the-art instrumentation, including NMR and LC-MS, allows comprehensive characterization for complex molecules.

Expert Project Management

Dedicated project managers coordinate timelines and resources, enabling simultaneous handling of multiple custom synthesis projects.

Cost-Effectiveness and High Efficiency

Streamlined workflows and scalable processes reduce turnaround time by 15–25%, delivering cost-effective solutions without compromising quality.

Realize your vision with BOC Sciences' custom synthesis expertise

We offer end-to-end custom synthesis services for molecules ranging from simple organics to complex biomolecules. Our processes ensure precision, scalability, and consistent quality for research and production.

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Applications of Custom Synthesis in Drug Discovery

Lead & Chemical Library

Provides diverse small molecules, fragments, and derivatives for drug discovery, supporting structure optimization and high-throughput screening.

Intermediates Supply

Supplies API precursors and key intermediates to support process development and pilot-scale production.

Functionalized Compounds

Synthesizes isotopically labeled, fluorescent-labeled, or other specially functionalized molecules for mechanistic studies and analytical applications.

Complex Targets

Delivers heterocycles, small-molecule natural product derivatives, and chiral molecules that are difficult to obtain through conventional sources.

Custom Synthesis Solutions: Case Studies and Insights

Client: A biotech company developing lipid-based therapeutics

Challenge: The client required synthesis of modified lipid conjugates with diverse head groups and tail modifications to enhance molecular functionality. Traditional synthesis methods struggled with regioselectivity, chain-length diversity, and scalability.

Solution: BOC Sciences implemented an advanced lipid synthesis workflow using automated coupling strategies and orthogonal protecting group chemistry. Customized reagents and optimized solvent systems enabled precise incorporation of diverse functional groups and tailored chain lengths. Analytical checkpoints were applied throughout the workflow to monitor structural integrity and minimize side-product formation.

Outcome: The client obtained a panel of structurally diverse, high-quality lipid conjugates for detailed functional assessment. This approach facilitated rapid iteration, supporting efficient exploration of lipid structure–activity relationships and providing a reliable platform for lipid-based therapeutic development.

Client: A pharmaceutical R&D company developing kinase inhibitors

Challenge: The client required rapid synthesis and diversification of a series of small-molecule kinase inhibitors with varied substituents to explore structure-activity relationships. Conventional synthesis methods were time-consuming and limited in flexibility for scaffold modification.

Solution: BOC Sciences implemented a modular synthetic strategy using parallel chemistry techniques and automated reaction optimization. Adaptable protecting group strategies and regioselective functionalization allowed the efficient generation of multiple analogs. In-line analytical monitoring ensured precise control of reaction pathways and minimized undesired by-products.

Outcome: The client obtained a diverse library of kinase inhibitor analogs suitable for rapid evaluation. Our approach accelerated iterative compound design, enabling efficient exploration of structure-activity relationships and supporting informed lead optimization decisions.

Client: A drug discovery company exploring heterocyclic scaffolds

Challenge: The client required novel heterocyclic building blocks with diverse substitution patterns to support medicinal chemistry campaigns, where conventional sourcing options were limited.

Solution: BOC Sciences developed a flexible custom synthesis workflow combining multi-step heterocycle assembly with selective functionalization. Reaction conditions were optimized for various scaffold types, and intermediates were characterized using advanced spectroscopic and chromatographic techniques. Parallel synthesis allowed multiple derivatives to be produced with structural precision.

Outcome: The client obtained a curated library of heterocyclic intermediates, accelerating scaffold exploration and analog design. The tailored workflow improved synthetic efficiency and provided a dependable supply of high-quality intermediates for medicinal chemistry programs.

Frequently Asked Questions

Frequently Asked Questions

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Client Reviews: Custom Synthesis Services

References

  1. Piletsky, Sergey, et al., Custom synthesis of molecular imprinted polymers for biotechnological application: Preparation of a polymer selective for tylosin., Analytica chimica acta 504.1 (2004): 123-130. https://doi.org/10.1016/S0003-2670(03)00814-6
  2. Blackburn, G. Michael, et al., A critical review of the proposed definitions of fundamental chemical quantities and their impact on chemical communities (IUPAC Technical Report)., Chemistry International (2018). https://doi.org/10.1515/ci-2018-0115
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