Source transparent liquid dimethylformamide for solvents, synthesis, and extraction

Sourcing Guide for Transparent Liquid Dimethylformamide

Understanding the Product Profile and Physical Characteristics

When sourcing transparent liquid dimethylformamide, buyers must first establish a clear understanding of the physical and chemical baseline that defines this specific industrial commodity. The core keyword describes a substance that is fundamentally a liquid at standard ambient conditions, characterized by a transparent and colorless appearance. This visual clarity is a primary indicator of purity and the absence of suspended particulates or significant degradation products. The molecular weight of this compound is consistently observed at 73.09, a critical identifier for verifying the chemical identity against technical data sheets.

The product is chemically identified by several names, including N, N-Dimethylformamide and Formyldimethylamine, which appear interchangeably in supplier listings. The primary application profile positions this substance as an excellent organic solvent, widely utilized in chemical synthesis and polymer processing. Its density is recorded at 0.944 G/Ml, a specific gravity that is essential for logistics planning and volume-to-weight conversions during shipping. The substance is classified as an organic composition, and its hazard level is noted as 3.3, indicating specific handling requirements regarding flammability and toxicity.

Buyers should note that while the product is predominantly described as a liquid, some supplier data points mention "Powder: Yes" or "Material: Plastic" in the context of packaging or specific product variants. This discrepancy highlights the necessity of verifying the physical state of the specific lot ordered. The standard product model often cited is DMF, with specific model numbers like LUXI or CAS No. 68-12-2 appearing in technical specifications. The CAS number 68-12-2 serves as the definitive universal identifier for this chemical, ensuring that the material ordered matches the intended chemical structure. The HS code for this commodity is 2924191000, which is vital for customs clearance and tariff classification in international trade.

Technical Specifications and Purity Standards

The technical specifications for dimethylformamide vary slightly across different supplier offerings, requiring buyers to scrutinize the purity claims carefully. The most common purity threshold observed in high-quality industrial grades is 99.9% minimum. Some listings specify a purity of 99.95%, while others may indicate a purity of ≦96%, suggesting the existence of different grades suitable for varying application intensities. The 99.9% grade is generally preferred for high-performance organic synthesis, whereas lower purity grades might be acceptable for less sensitive industrial processes.

Packaging standards are a critical component of the technical specification. The most frequently observed packaging format is the 190kg iron drum or metal drum. This specific weight capacity is standard for bulk liquid transport. Alternative packaging options include drums, IBCs (Intermediate Bulk Containers), and flexitanks, which offer flexibility for larger volume shipments. Some suppliers list a 25kg drum option, which may be more suitable for smaller production runs or sample acquisition. The standard packing specification often includes a note on the volume capacity, such as 15.2 metric tons per 20-foot general purpose container, which aids in calculating shipping efficiency.

The product standard is frequently listed simply as "Dimethylformamide," but specific standards like 190KG/Drum or 0.95 TON are also referenced. These standards define the physical delivery unit rather than the chemical composition. Buyers must ensure that the chemical standard matches the application requirements, as the physical packaging standard does not guarantee the chemical purity. The finish of the product is described as "Custom" in some contexts, implying that specific packaging or labeling requirements can be negotiated. However, the core chemical properties, such as the molecular weight and density, remain constant regardless of the supplier or packaging configuration.

Compliance, Certification, and Regulatory Documentation

Navigating the compliance landscape for dimethylformamide requires a rigorous verification of documentation. The primary certifications observed in the supply chain include MSDS (Material Safety Data Sheet), COA (Certificate of Analysis), and TDS (Technical Data Sheet). These documents are essential for confirming the safety profile, chemical composition, and technical performance of the product. The presence of these documents is a baseline requirement for any legitimate supplier in the chemical sector.

Beyond the basic safety documents, some suppliers list additional certifications such as USP (United States Pharmacopeia), ISO, HSE (Health, Safety, and Environment), and GMP (Good Manufacturing Practice). The inclusion of USP certification suggests that the product may meet pharmaceutical-grade standards, which is a higher tier than standard industrial grade. However, buyers must verify if the specific batch ordered carries these certifications, as they are not universally applied to all inventory. The hazard level of 3.3 necessitates strict adherence to safety protocols, and the MSDS provides the necessary guidance for handling, storage, and emergency response.

Regulatory compliance also involves the correct classification of the product under international transport regulations. The UN number 2265 is the standard identifier for dimethylformamide in transport, ensuring that shipping carriers handle the material according to the correct dangerous goods protocols. The HS code 2924191000 is critical for import/export documentation. Buyers should verify that the supplier's documentation aligns with the regulations of the destination country, particularly regarding environmental and safety standards. While background information mentions standards like ISO 17034 and IEC 17025, these are not explicitly confirmed in the product attributes and should be treated as potential supplier capabilities rather than guaranteed product features.

Cost Drivers and Pricing Dynamics

The pricing of dimethylformamide is influenced by a complex interplay of factors, including purity levels, packaging requirements, and supply chain logistics. The observed price range in the market spans from $0.5 to $1500 USD, a wide variance that reflects differences in order volume, purity grade, and packaging type. The lower end of the spectrum likely corresponds to bulk industrial grades with standard packaging, while the higher end may reflect specialized grades, smaller packaging units, or urgent delivery scenarios.

Minimum Order Quantity (MOQ) is a significant cost driver. The observed MOQ range is from 1 kilogram to 5000 kilograms. This flexibility allows buyers to procure samples or small batches for testing, with an MOQ as low as 1 kilogram. However, larger orders typically benefit from economies of scale, reducing the unit cost. The ability to accept small orders is a notable feature for many suppliers, facilitating the procurement process for research and development departments.

Lead time is another critical factor affecting the total cost of procurement. The standard delivery window is within 7 to 15 days, which is relatively efficient for chemical logistics. However, this timeline can be impacted by the origin of the product, which is listed as Henan, Shandong, or generally China. Geographical distance from the port of origin to the destination port can influence shipping costs and transit times. Additionally, the availability of samples is noted as "Availiable," which can reduce the risk of purchasing unsuitable inventory, thereby indirectly managing costs by preventing waste.

Typical Applications and Usage Scenarios

Dimethylformamide is primarily valued for its function as an excellent organic solvent. Its chemical structure allows it to dissolve a wide range of organic compounds, making it indispensable in various industrial processes. The application profile includes use in the production of synthetic fibers, such as acrylics and polyurethanes, where it serves as a solvent for polymerization reactions. It is also utilized in the synthesis of pharmaceuticals, agrochemicals, and dyes.

The versatility of DMF as a solvent extends to its use in the extraction and purification of various chemical intermediates. Its high boiling point and polarity make it suitable for reactions that require elevated temperatures and specific solvation properties. The product is described as having an "Excellent Organic Solvent" usage profile, indicating its high efficiency in dissolving polar and non-polar substances. This characteristic is crucial for maintaining reaction rates and yields in chemical manufacturing.

Buyers should consider the specific application requirements when selecting a purity grade. For high-precision applications, such as pharmaceutical synthesis, a purity of 99.95% or higher may be necessary to avoid contamination. For general industrial applications, a purity of 99.9% or even ≦96% might suffice. The "Custom" finish option suggests that suppliers can tailor the product to specific application needs, such as adjusting the packaging or providing additional documentation for regulatory compliance.

Supplier Evaluation and Quality Control Protocols

Evaluating suppliers for dimethylformamide requires a systematic approach to ensure reliability and product consistency. Key evaluation criteria include the supplier's ability to provide comprehensive documentation, their adherence to safety standards, and their track record for on-time delivery. The origin of the product, whether from Henan, Shandong, or other regions in China, can influence the quality control processes and logistical efficiency.

Quality control is paramount in the chemical industry. Buyers should request a Certificate of Analysis (COA) for every batch to verify the purity, density, and other critical parameters. The COA should confirm that the product meets the specified purity of 99.9% or higher, depending on the agreed-upon grade. The presence of certifications like GMP and ISO indicates a robust quality management system, but these should be verified against the specific batch documentation.

The packaging integrity is another critical aspect of quality control. The use of 190kg iron drums or metal drums must be verified to ensure they are free from leaks or damage. The supplier's ability to offer flexible packaging options, such as IBCs or flexitanks, can be an indicator of their logistical capabilities. Additionally, the availability of samples allows buyers to conduct their own quality checks before committing to large orders. The "Small Orders: Accepted" attribute suggests that suppliers are willing to accommodate testing needs, which is a positive sign for buyer confidence.

Long-Term Procurement and Strategic Considerations

Sourcing dimethylformamide is not merely a transactional activity but a strategic decision that impacts long-term operational efficiency. Buyers should consider the stability of the supply chain, the consistency of product quality, and the flexibility of the supplier to adapt to changing market conditions. The ability to customize packaging and labeling can be a significant advantage for buyers with specific branding or regulatory requirements.

The lead time of 7 to 15 days is a key metric for inventory planning. Buyers should factor in potential delays due to customs clearance, shipping disruptions, or seasonal demand fluctuations. Establishing a relationship with a supplier who can consistently meet these timelines is crucial for maintaining a steady production schedule. The availability of samples and the acceptance of small orders provide a safety net for testing new suppliers or adjusting to changing production needs.

Environmental and safety considerations are increasingly important in long-term procurement. The hazard level of 3.3 requires ongoing attention to safety protocols and compliance with evolving regulations. Suppliers who offer comprehensive documentation, including MSDS and COA, demonstrate a commitment to safety and transparency. Buyers should also consider the environmental impact of the packaging and the disposal of any waste materials generated during the use of dimethylformamide.

In conclusion, sourcing transparent liquid dimethylformamide requires a balanced approach that considers technical specifications, compliance requirements, cost factors, and supplier reliability. By carefully evaluating these aspects, buyers can secure a reliable supply of high-quality dimethylformamide that meets their specific application needs. The wide range of options available in the market, from different purity grades to flexible packaging, offers opportunities for buyers to optimize their procurement strategies and achieve their operational goals.