4 Chlorobenzonitrile 99 Percent Pure Chemical Intermediate

Are you dealing with batch purity variations, inconsistent crystalline physical forms, or missing regulatory paperwork that delays your manufacturing schedule? We provide reliable, high-purity 4-Chlorobenzonitrile engineered to meet strict quality control standards for global industrial applications.

4-Chlorobenzonitrile Overview

We supply premium-grade 4-Chlorobenzonitrile (CAS 623-03-0), a key aromatic nitrile intermediate widely recognized as p-Chlorobenzonitrile (pCBN). Formulated for high-reactivity organic synthesis, our material delivers consistent yields and predictable performance across complex reaction pathways.

To guarantee complete compliance for your quality assurance teams, we ship full documentation with every batch:
Certificate of Analysis (COA): Detailed GC and HPLC batch verification
Material Safety Data Sheet (MSDS/SDS): Fully compliant safety and handling data
Technical Data Sheet (TDS): Complete physical and chemical parameters

Core Specifications

Specification Parameter	Technical Standard
Chemical Name	4-Chlorobenzonitrile
CAS Registry Number	623-03-0
EC Number	210-765-4
Chemical Formula	C7H4ClN
Molecular Weight	137.57 g/mol
Synonyms	p-Chlorobenzonitrile, 1-Chloro-4-cyanobenzene, pCBN
Physical Form	Off-white to light yellow crystalline powder / solidified melt
Assay Purity Grade	≥ 99.0% (Gas Chromatography / HPLC)
Melting Point	90–93°C
Boiling Point	223–226°C
Water Content	≤ 0.5%
Storage Temperature	Cool, dry, well-ventilated warehouse (15–25°C)

Primary Industrial Applications of 4-Chlorobenzonitrile

When scaling up production, you need chemical intermediates that deliver predictable reaction pathways without batch-to-batch variability. We supply 4-Chlorobenzonitrile as a high-purity organic synthesis building block engineered to meet strict technical specifications across demanding global industries.

Pharmaceutical Intermediate & API Synthesis

In commercial drug manufacturing, 4-Chlorobenzonitrile (also known as p-Chlorobenzonitrile) serves as a critical nitrile precursor for complex multi-step organic synthesis. Its versatile cyano and chloro functional groups allow for efficient conversion into active pharmaceutical ingredients (APIs). As a trusted pharmaceutical intermediate, it supports several key therapeutic areas:

• Cardiovascular Therapeutics: Enables efficient synthesis routes for targeted cardiovascular medications.
• Central Nervous System (CNS) Agents: Acts as a reliable precursor in pathways for advanced CNS therapeutics.
• Antifungal Formulations: Delivers the exact aromatic architecture required for modern antifungal active ingredients.

Agrochemical Synthesis & Crop Protection

Modern agrochemical synthesis depends on precise chemical structures that maintain stability in the field. Our material provides the stable chloro-aromatic functionality required to manufacture high-efficiency crop protection agents.

• Selective Herbicides: Serves as a vital core component for target-specific herbicide formulations.
• Broad-Spectrum Fungicides: Supplies the foundational raw material for modern fungal control chemistry.
• Enhanced Chemical Stability: Thepara-substituted chlorine atom provides optimal electron density for stable downstream formulations.

Specialty Chemicals & High-Performance Materials

Beyond life sciences, the defined aromatic structure of 4-Chlorobenzonitrile makes it an essential precursor in advanced materials manufacturing:

Application Sector	Functional Role	Core Technical Advantage
Organic Pigments & Dyes	Intermediate for high-performance colorants	Superior color fastness and thermal resistance
Photo-Curable Materials	Synthetic precursor for photo-initiators	Rapid curing response under UV radiation
Liquid Crystals & Polymers	Building block for specialty electronics	Precise molecular alignment and structural rigidity

4-Chlorobenzonitrile Quality Assurance & Batch Verification

Are off-spec chemical purities or delayed documentation disrupting your production schedule? We know that inconsistent quality and missing paperwork create costly bottlenecks in chemical manufacturing. At Greenlano, we manufacture and verify every shipment of 4-Chlorobenzonitrile to guarantee tight specifications and full supply chain transparency.

Strict QC & Testing Standards

• In-House Testing: Every production lot of 4-Chlorobenzonitrile (CAS 623-03-0) undergoes rigorous Gas Chromatography (GC) assay testing and spectroscopic verification.
• Batch Consistency: Our optimized ammoxidation synthetic process tightly controls reaction conditions, ensuring minimal residual impurities and reliable batch-to-batch uniformity.

Complete Documentation & Verification

• Full Traceability: We deliver a complete Certificate of Analysis (COA) matched directly to your specific lot number before dispatch.
• Third-Party Inspection: Factory audit records and pre-shipment testing by independent laboratories, such as SGS or Bureau Veritas, are available upon request.

4-Chlorobenzonitrile Safety Data & Hazard Identification

Are your floor supervisors and safety managers prepared to handle 4-Chlorobenzonitrile safely? Maintaining proper handling protocols around CAS 623-03-0 keeps your team protected and your processing lines fully compliant. Here is the hazard profile and handling guidelines we supply with every batch.

GHS Hazard Classification

Our p-Chlorobenzonitrile carries a GHS Warning signal word:

• H302: Harmful if swallowed
• H312: Harmful in contact with skin
• H319: Causes serious eye irritation
• H332: Harmful if inhaled

Plant Handling & Recommended PPE

To keep worker exposure to a minimum during charging or milling:

• Ventilation: Work only in well-ventilated areas or under dedicated local exhaust hoods.
• Dust Control: Avoid breathing in dust, fumes, or vapors during container opening and transfer.
• Personal Protection: Ensure operators wear chemical-resistant gloves, protective suits, splash goggles, and face shields.

Storage Protocols for 4-Chlorobenzonitrile

• Packaging Integrity: Keep material secured in original, tightly closed containers.
• Facility Setup: Store in a dry, cool, and well-ventilated warehouse space.
• Chemical Incompatibilities: Keep strictly separate from strong oxidizing agents and strong bases.
• Compliance Support: A comprehensive Material Safety Data Sheet (MSDS / SDS) accompanies every shipment we dispatch.

4-Chlorobenzonitrile Packaging & Global Logistics

How do you guarantee safe, compliant, and on-time delivery of 4-Chlorobenzonitrile (CAS 623-03-0) to your facility? We handle the entire supply chain—from specialized containment to export documentation—so your production line never misses a beat.

Standard Packaging Options

We ship high-purity 4-Chlorobenzonitrile in robust packaging designed to protect product integrity and prevent contamination during transport:

Packaging Type	Configuration Specs	Best Used For
Fiber Drum Packaging	25 kg capacity with double polyethylene (PE) inner liners	Standard industrial & batch production
Steel Drums	50 kg / 200 kg heavy-duty drums	Bulk chemical processing
Customized Solutions	Tailored specs & specialized liners	Plant-specific automated dumping systems

Global Compliance & Export Support

Shipping sensitive chemical intermediates across international borders demands technical accuracy and strict compliance. We eliminate logistics headaches with full-service support:

• Hazardous Goods Shipping: Fully compliant with international marine and air shipping protocols (IMDG and IATA certified).
• Export & Customs Paperwork: Complete documentation provided, including REACH assistance, customs clearance files, and official Dangerous Goods Declarations.
• Fast Lead Times & Trade Terms: 24-hour inquiry response times with flexible Incoterms tailored to your procurement workflow, including FOB, CIF, CFR, and DDP.