Lr Phthalic Anhydride
Laboratory Anhydride
Laboratory Reagent

Phthalic Anhydride (C₈H₄O₃)

Laboratory grade phthalic anhydride manufactured for organic synthesis, polymer chemistry, and educational applications. Our phthalic anhydride provides reliable anhydride properties for chemical intermediate production and synthetic organic chemistry procedures.

  • High Purity Laboratory Grade
  • Organic Synthesis Applications
  • Polymer Chemistry Use
  • Chemical Intermediate Production
  • Educational Demonstrations
  • Aromatic Anhydride Reactions

Technical Specifications

Chemical Formula: C₈H₄O₃
CAS Number: 85-44-9
EINECS Number: 201-607-5
Purity (Assay): ≥ 99.0% (LR Grade)
Physical State: White crystalline flakes
Molecular Weight: 148.12 g/mol
Melting Point: 131-133°C
Boiling Point: 284°C (sublimes)
Solubility: Reacts with water, soluble in alcohol
Moisture Content: ≤ 0.1%
Heavy Metals: ≤ 0.001%

Applications

Organic Synthesis
Chemical Reagent
Educational Laboratories
Analytical Chemistry
Research Applications
Polymer Production
Quality Control
Student Experiments

Industry-Specific Grades

DRAVYOM offers specialized phthalic anhydride grades tailored for different laboratory and synthesis requirements, ensuring optimal performance and purity across diverse organic chemistry and polymer applications.

LR Grade (Laboratory Reagent)
Purity: ≥ 99.0% Moisture: ≤ 0.1% Heavy Metals: ≤ 0.001% Application: General laboratory, educational use
Synthesis Grade
Purity: ≥ 99.5% Reactivity: High Impurities: Minimal organic Application: Organic synthesis
Polymer Grade
Purity: ≥ 99.7% Sublimation: Controlled Reactivity: Optimized Application: Polymer synthesis
Analytical Grade
Purity: ≥ 99.8% Trace impurities: Ultra-low Standardized: Precise analysis Application: Analytical procedures

Quality Standards

DRAVYOM's Phthalic Anhydride is manufactured under standard quality control protocols, meeting laboratory reagent specifications for organic synthesis and analytical applications. Our production ensures consistent reactivity and reliable synthesis performance.

ISO 9001:2015 Certified Manufacturing
Laboratory Reagent Standards
≥ 99.0% Reliable Purity
Standard Analytical Testing
Educational Grade Compliance
Consistent Reactivity
Certificate of Analysis
Moisture-Protected Transportation

Advanced Chemical Properties & Performance

LR Grade Phthalic Anhydride exhibits excellent acylation and polymer formation properties through its anhydride structure, making it suitable for organic synthesis, polymerization reactions, and educational applications requiring reliable organic reagent performance.

Reactive Properties
Functional Group: Cyclic anhydride
Acylation: Rapid reaction with alcohols
Hydrolysis: Forms phthalic acid
Polymerization: Forms polyester resins
Polymer Properties
Alkyd Resins: Excellent crosslinking agent
Plasticizers: Forms phthalate esters
Dye Intermediates: Anthraquinone synthesis
Flame Retardants: Component in FR formulations
Physical Properties
Molecular Weight: 148.11 g/mol
Melting Point: 131-132°C
Sublimation: Sublimates at 284°C
Solubility: Slightly soluble in water

Performance Characteristics

Performance metrics demonstrate LR Grade Phthalic Anhydride reliability in synthetic, polymerization, and educational applications with consistent reactivity and chemical performance for laboratory procedures.

Synthetic Performance

Reactivity: Excellent acylation agent

Perfect for organic synthesis
Polymerization

Efficiency: Consistent crosslinking

Ideal for polymer chemistry
Thermal Stability

Consistency: Predictable sublimation

Stable processing conditions
Educational Use

Safety: Controlled synthesis protocols

Safe for organic chemistry education

Safety Information

Irritating to eyes, skin, and respiratory system. May cause severe eye damage and skin burns. Dust may cause respiratory irritation and sensitization. Reactive with water and alcohols. Use appropriate personal protective equipment and maintain good ventilation. Handle with standard organic chemistry safety protocols.

Irritant
Eye/Skin Irritant
Educational Safety

Storage & Handling

Store in original containers in a cool, dry place away from moisture and incompatible materials. Keep containers tightly closed and protect from humidity. Handle with appropriate personal protective equipment including eye protection and respiratory protection. Maintain good ventilation during use.

Store below 25°C
Moisture-free environment
PPE required for handling
Good ventilation required

Chemical Mechanisms & Reaction Pathways

Phthalic anhydride exhibits electrophilic anhydride properties through multiple reaction pathways, making it suitable for educational demonstrations and laboratory applications requiring controlled acylation reactions.

Acylation Reactions

Friedel-Crafts acylation: C₆H₄(CO)₂O + ArH → C₆H₄(CO)Ar + H⁺

Ideal for teaching electrophilic aromatic substitution
Polymerization

Polyester formation with diols: HOOC-R-COOH + HO-R'-OH

Educational demonstration of condensation polymerization
Hydrolysis

Forms phthalic acid in aqueous conditions

Standard hydrolysis demonstration
Nucleophilic Attack

Reacts with nucleophiles to form substituted products

Important for organic synthesis studies

Regulatory Compliance & Documentation

Comprehensive regulatory compliance ensures safe use of irritant organic compounds in educational and laboratory environments with complete documentation supporting institutional safety requirements.

Educational Standards

Compliance with educational institution safety for irritant materials

Irritant Classification

Proper hazard classification and handling protocols

Safety Compliance

Occupational safety standards for organic anhydrides

Transportation

Hazardous material classification for organic compounds

Technical Support & Value-Added Services

DRAVYOM's educational and laboratory support team provides comprehensive guidance for safe handling of organic anhydrides and technical assistance for LR Grade phthalic anhydride applications.

Educational Support
  • Organic chemistry safety training programs
  • Acylation reaction demonstrations
  • Student safety protocol guidance
  • Polymerization technique training
Synthesis Services
  • Acylation procedure guidance
  • Polymerization consultation
  • Reaction optimization support
  • Product purification assistance

Environmental Impact & Sustainability

Our LR Grade phthalic anhydride production emphasizes environmental responsibility with proper organic waste management and comprehensive environmental impact control for educational and laboratory operations.

Waste Treatment

Specialized disposal protocols for organic anhydrides

Educational Sustainability

Supporting sustainable organic chemistry education

Safe Neutralization

Neutralization guidance for organic compound waste

Container Programs

Specialized container handling for organic materials

Manufacturing Excellence & Quality Control

DRAVYOM's laboratory reagent manufacturing facility employs controlled production technology for consistent LR Grade phthalic anhydride quality and reactivity performance across all production batches.

Production Process

Controlled organic synthesis with purity and reactivity management

Consistent acylation properties and organic compound quality
Reactivity Testing

Acylation capacity verification and organic purity testing

Regular reactivity performance monitoring
Safety Systems

Enhanced safety protocols for organic anhydride production

Comprehensive organic material management systems

Market Applications & Performance Data

Comprehensive laboratory data demonstrating LR Grade phthalic anhydride effectiveness across educational and organic synthesis applications with reliable reactivity and acylation performance metrics.

Educational Institutions
Safety Record: 97.8% incident-free organic experiments Performance: Consistent acylation demonstrations Cost Efficiency: 40% more economical vs higher grades
Organic Laboratories
Reactivity: Reliable acylation capacity Quality: Meets organic synthesis requirements Customer Satisfaction: 95% user approval rate

DRAVYOM Competitive Advantages

Organic Synthesis Expertise

Specialized knowledge in organic anhydride production and acylation reactions

Educational Focus

Dedicated support for educational institutions with organic chemistry training

Safety Leadership

Enhanced safety protocols specifically designed for organic compounds

Reliable Supply

Consistent availability with organic material handling expertise

Quality Consistency

Consistent reactivity performance with certificates for laboratory requirements

Partnership Approach

Long-term relationships with educational institutions and specialized support