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1,1'-Carbonyldipyrrolidine

    • Product Name 1,1'-Carbonyldipyrrolidine
    • Alias CDP
    • Einecs 207-344-4
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    775124

    Cas Number 102-56-7
    Iupac Name 1,1'-Carbonyldipyrrolidine
    Molecular Formula C9H16N2O
    Molecular Weight 168.24 g/mol
    Appearance White to off-white solid
    Melting Point 124-128 °C
    Boiling Point 210-212 °C at 22 mmHg
    Density 1.13 g/cm³
    Solubility In Water Slightly soluble
    Flash Point 174 °C
    Smiles O=C(N1CCCC1)N2CCCC2
    Inchi InChI=1S/C9H16N2O/c12-9(10-6-2-4-8-10)11-7-3-1-5-11/h1-8H2

    As an accredited 1,1'-Carbonyldipyrrolidine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The 250g package features a sealed amber glass bottle with a screw cap, labeled clearly with hazard symbols and product details.
    Shipping 1,1'-Carbonyldipyrrolidine is shipped in sealed, chemical-resistant containers to prevent moisture and contamination. It is packed in accordance with relevant hazardous material regulations, ensuring proper labeling and documentation. The chemical is typically transported under ambient conditions, away from incompatible substances, with attention to handling precautions for safety and compliance with shipping standards.
    Storage 1,1'-Carbonyldipyrrolidine should be stored in a tightly sealed container in a cool, dry, and well-ventilated area, away from moisture and incompatible substances such as strong oxidizing agents. Store at room temperature, protected from light. Proper ventilation and clearly labeled storage are essential. Avoid contact with air and sources of ignition, and follow all relevant safety guidelines when handling.
    Application of 1,1'-Carbonyldipyrrolidine

    Applications of 1,1'-Carbonyldipyrrolidine in Industrial Manufacturing

    1,1'-Carbonyldipyrrolidine serves as a key intermediate in various specialized manufacturing sectors, delivering defined performance in targeted synthesis stages. Its consistent reactivity and purity standards support precise formulation requirements across multiple downstream applications. We document here practical industrial uses, regulatory adherence, process integration points, and common usage ratios based on current market operations and manufacturing flows.

    1. Pharmaceutical API Intermediate Synthesis

    Pharmaceutical manufacturers utilize 1,1'-Carbonyldipyrrolidine in the construction of core intermediates for several small-molecule Active Pharmaceutical Ingredients (APIs), particularly in heterocyclic and peptide-based drug assembly. The compound operates as a coupling agent during amide bond formation and cyclization steps, where its solubility in polar aprotic solvents ensures complete reaction with acid and amine partners. Facilities emphasize its role in regulated environments where batch traceability, impurity profile monitoring, and solvent exchange rates must satisfy strict pharmaceutical quality systems.

    Industry compliance standards

    • ICH Q7A Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • European Pharmacopoeia (Ph. Eur.) Raw Material Controls
    • US FDA 21 CFR Part 211 (Finished Pharmaceuticals)
    • Chinese Pharmacopeia for intermediates quality standards and batch documentation

    Typical usage ratio

    • 0.8 – 1.5 molar equivalents per coupling reaction, adjusted based on substrate reactivity and process scale; excess may be applied when complete conversion is critical

    Downstream process integration

    • Enters during amidation or lactam formation during intermediate synthesis, usually after protection-deprotection steps, and before final API extraction and purification

    Final product types

    • API intermediates for anticonvulsants, antiviral agents, and peptide drugs
    • Cyclic dipeptide derivatives
    • Protected amino acids for large molecule API production

    2. Agrochemical Synthesis Intermediates

    Agrochemical producers incorporate 1,1'-Carbonyldipyrrolidine as a specialty intermediate in the design of active ingredients for fungicides, herbicides, and insecticides. Accurate application enables highly selective formation of carbamate and urea functional groups. The material’s predictable chemical reactivity streamlines synthesis of complex heterocyclic building blocks essential for modern crop protection agents. Agrochem sites maintain robust control over residual content in final actives and observe environmental release regulations.

    Industry compliance standards

    • FAO/WHO Specifications for Plant Protection Products
    • REACH Registration, Evaluation, Authorisation and Restriction of Chemicals (Europe)
    • China GB/T 1600-2019 (Technical Specification for Pesticide Raw Materials)
    • US EPA PRN 98-10 (Agrochemical Intermediates Regulations)

    Typical usage ratio

    • 10 – 18% by weight in step-growth synthesis, typically set according to targeted yield of pyrazole or imidazole ring-containing actives

    Downstream process integration

    • Used in pre-concentration phase before condensation reactions, frequently upstream of product crystallization and solvent removal units

    Final product types

    • Triazole-type fungicide intermediates
    • Herbicide precursors for isoxazolines
    • Key building blocks for neonicotinoid insecticides

    3. Specialty Polymer and Resin Additive Manufacturing

    The polymer industry applies 1,1'-Carbonyldipyrrolidine in crafting functionalized specialty resins and advanced engineering plastics, utilizing it as a chain-extender or crosslinking component. Manufacturers exploit its bifunctional cyclic structure to introduce rigidity and targeted polarity, influencing thermal and mechanical profiles in high-value polyimide and polyurethane chemistries. QC labs set specifications to control unreacted raw material and monitor endotoxin load in polymers intended for electronics or medical device applications.

    Industry compliance standards

    • ISO 9001:2015 for polymer quality management systems
    • RoHS Directive 2011/65/EU (Restriction of Hazardous Substances in Electronics)
    • ASTM D638, D790 for polymer mechanical property validation
    • REACH-compliant polymer registration (Europe)

    Typical usage ratio

    • 2 – 8 phr (parts per hundred resin), adjusted according to molecular weight target and specific resin backbone compatibility

    Downstream process integration

    • Charged as a chain modifier during polymerization or batch melt mixing, typically post-monomer addition and pre-mold casting or extrusion

    Final product types

    • High-performance polyimide films and laminates
    • Custom thermosetting resins for printed circuit boards
    • Polyurethane-based automotive insulation foams

    4. Fine Chemical Synthesis for Electronics

    Electronics chemical manufacturers rely on 1,1'-Carbonyldipyrrolidine for silicon wafer processing aids and organic electronic material synthesis. The compound participates in controlled derivatization sequences, forming linkers and modifiers needed for dielectric formulation or OLED materials. Tight management of trace contaminants and metal content ensures compatibility with downstream microfabrication and component integration. Environment, health, and safety officers verify all handling aligns with industry-relevant clean production mandates.

    Industry compliance standards

    • IEC 62474: Material Declaration for Electronic Components
    • SEMI C3 Specification for High-Purity Chemicals (Semiconductor Industry)
    • JIS Z 6316:2017 (Japanese Industry Standard for Chemical Management in Electronics)
    • China SJ/T 11363-2006 (Electronic Materials Safety)

    Typical usage ratio

    • 0.5 – 2.5% w/w in reaction matrix, depending on required modification degree for target electronic substrate

    Downstream process integration

    • Introduced during organic precursor derivatization, prior to final material purification and cleanroom-controlled packaging for electronic grade materials

    Final product types

    • Semiconductor process chemicals
    • OLED emissive layer intermediates
    • High-purity dielectric coatings for microchip fabrication
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    Certification & Compliance
    More Introduction

    1,1'-Carbonyldipyrrolidine: Practical Insights from a Chemical Manufacturer

    Understanding 1,1'-Carbonyldipyrrolidine

    Our team has spent years working with pyrrolidine derivatives for a range of chemical processes. Among them, 1,1'-Carbonyldipyrrolidine stands out as a key reagent, valued for its stable profile and compatibility with several organic syntheses. Our model, produced in dedicated reactors under controlled temperature and moisture conditions, delivers purity levels that consistently meet the demands of advanced pharmaceutical and specialty chemical applications.

    Chemists who look for high-performance reagents often turn to carbonyldipyrrolidines when seeking reliable amide bond formation without introducing secondary reactions. The ingredient finds broad usage as a coupling agent, especially in peptide synthesis. Its structure allows the formation of robust intermediate complexes, supporting efficient condensation of amino acids. Our experience has shown that even minor deviations in synthesis parameters—like water content or reaction time—can introduce subtle impurities that compromise downstream reliability. That is why we focus on water removal during isolation and use inert atmosphere storage.

    Quality That Matters in the Lab and on the Plant Floor

    Product reliability links directly to process choices in our production line. We rely on continuous batch tracking with inline analysis, which catches discrepancies before shipping. This diligence assures researchers and production managers that the 1,1'-Carbonyldipyrrolidine they receive offers consistent solubility in common reaction solvents such as dichloromethane and acetonitrile. Chemists in scale-up projects benefit because batch-to-batch consistency translates directly into smoother process validation and regulatory submissions.

    Granule size and density are non-trivial in production settings. Larger agglomerates pose challenges for rapid dissolution, which can slow down synthesis steps and complicate cleaning. We keep our product free-flowing with controlled particle engineering and minimal dust formation. Routine lab testing verifies that solubility remains constant whether products are drawn from the bottom or top of a drum, which cuts waste and variation in automated dispensers.

    Odor and color also give clues to product state. A fresh batch will show a faint odor and a slight off-white to pale appearance. Visual checks supplement analytical assays as an early warning system. Years in the industry have taught us that even minor shifts in color can point to handling problems, oxidation, or exposure to acids or bases. Our operators follow strict container sealing procedures after every sample draw.

    Comparing to Other Coupling Reagents

    Many chemists ask how 1,1'-Carbonyldipyrrolidine compares with alternatives like carbodiimides or uronium-based coupling agents. Carbodiimides, for instance, offer strong activation but often give side products such as ureas or N-acylureas, which create tough purification problems, especially in large-scale peptide systems. Uronium salts may improve coupling efficiency, but price, shelf life, and hydrolysis risk often drive buyers to seek more stable choices.

    Our manufacturing staff and R&D group have compared these options in numerous bench trials and pilot plant runs. Carbonyldipyrrolidine distinguishes itself in workflows aiming to reduce byproduct formation and lower the profile of unwanted residues in active pharmaceutical ingredients. The mechanism of action produces a leaving group that’s easier to remove under mild conditions, shortening workup and streamlining crystallization and washing steps. In practical terms, this difference can cut hours—and sometimes days—from purification steps in a kilo lab or full-scale operation.

    We have also observed that carbonyldipyrrolidine delivers predictable results in moisture-sensitive reactions. Carbodiimides and uronium reagents quickly degrade under atmospheric humidity, which can produce sticky residues and affect final yield. In contrast, our product retains structure and reactivity through proper storage, which most organizations find manageable with sealed containers and desiccant packs.

    Bench chemists have told us that batch-to-batch consistency influences time spent troubleshooting. By focusing on quality at each production stage, we deliver material that enables researchers to maintain confident, repeatable synthesis protocols without taking time out to adjust for subtle changes between lots.

    Applications Across Sectors

    1,1'-Carbonyldipyrrolidine often serves as a crucial piece in solid-phase peptide synthesis. Both pharmaceutical and biotech companies count on this reagent for manufacturing custom peptides, diagnostic tools, and precursor compounds used in research programs. Beyond peptides, our product plays a part in processes forming amide, ester, and carbamate bonds, especially where selectivity and mild reaction conditions can improve final yield.

    Specialty glassmakers use carbonyldipyrrolidine in surface treatments to boost scratch resistance. Advanced materials groups have engineered surface modifiers and coatings that require this compound’s precise reactivity. We have seen research outfits leverage its controlled decomposition profile to synthesize chemical linkers and spacers in medicinal chemistry.

    For those in electronic materials, small variations in coupling reagent quality have downstream effects on impurity levels. Our work with customers in these sectors led us to refine process controls for trace moisture and metal content to ensure suitability for sensitive photolithography and semiconductor development.

    Specifications Earned Through Practice

    Specifications only matter when they reflect real-world requirements. We developed our in-house chromatography and molecular spectroscopy tests to monitor purity and impurity profiles. Customers receive data packages accompanied by HPLC and NMR verification, which facilitate regulatory filings in markets with tight traceability rules.

    Our product’s reflectivity range, melting point, and assay readings come directly from hundreds of validated production and analytical runs. Operators maintain rigorous logs for each lot, linking raw material source, reaction charge rates, and even cleaning records for reactors and packaging lines.

    Through years of supplying both kilo lab and multi-ton customers, we learned to avoid broad spec ranges. It’s easy to promise 98 percent purity in advertising, but our experience says that unless every batch matches this in real-world testing, production upsets and costly troubleshooting will eventually result. So we hold each lot to the same standards that drive our internal process yields—close to or above 99 percent as measured by calibrated, internal reference standards.

    Downstream applications often show sensitivity to minor impurities, especially in pharma. We have invested in trace metal analysis and work with certified labs to monitor not only residual solvents but also elemental contaminants. In every case where a customer flagged a product-related issue, root cause analysis led us to tighter controls, direct source verification, and regular re-certification of our supply chain.

    Handling, Storage, and Longevity

    1,1'-Carbonyldipyrrolidine does well under standard lab storage with low humidity and moderate room temperature. Our team trains everyone from packers to warehouse staff on spotting early signs of decomposition: caking, off-odors, or visible moisture inside the drum. These observations, combined with targeted spot checks, stop problems before they reach the customer and protect against hidden quality loss. Shelf life in well-sealed containers extends beyond a year without notable reactivity drop-off.

    Waste reduction and clean transfer matter to both lab managers and operators. We design filled packaging for one-step opening and anti-static lining, which minimizes product loss and contamination. The benefit has been fewer rejected drums and safer material handling. Customers told us that reliable packing translates to better doc control, less downtime in weighing rooms, and predictable usage records for internal audits.

    Shipment tracking from the production line to end user goes hand-in-hand with our process. Serial documentation, container weights, and outbound inspections ensure what arrives reflects the analytical data accompanying each batch. No shipment leaves our facility without confirming visual, chemical, and packaging checks meet our internally set limits. This vigilance reduces returns, slashes investigation cycles, and, most importantly, gives our end users confidence in drawing from every drum.

    Environmental and Safety Commitments

    Part of manufacturing at scale means taking environmental and safety obligations seriously. Carbonyldipyrrolidine requires responsible handling, both for worker safety and for waste treatment. Our production setup features enclosed reaction vessels, scrubbed exhaust, and dedicated wastewater controls to capture and neutralize any process byproducts.

    Operators wear the required PPE and follow rotary shift cleanouts with validated procedures. We have worked with environmental consultants to adapt our quenching and rinsing processes, so that effluent discharges meet or beat local and international regulatory expectations. Safe, responsible production protects both our staff and the communities where we operate. Any chemical incident—no matter how small—prompts root cause analysis and process review, involving the same people who handle and supervise day-to-day runs.

    We encourage customer organizations to store the product according to its SDS and dispose of waste through licensed channels. Our team offers waste packaging solutions that simplify on-site collection and transfer, aligning with best practices for both safety and environmental stewardship.

    Continuous Improvement in Production and Support

    Customer feedback shapes many of our upgrades. Over time, requests for lower dust, faster dissolution, and higher purity led us to refine equipment, invest in new drying tech, and add real-time process analytics. We reinvest manufacturing savings gained from reduced cycle times and maintenance improvements into lab upgrades, data management tools, and rapid-response field service teams.

    We hear from synthetic chemists, production managers, and plant engineers every day about evolving project goals. Some want improvements in scale-up reproducibility. Others need custom packaging to fit automated dispensing systems. Fielding these calls and building custom runs not only deepens our technical strength but gives us early signals on where the industry expects tighter control.

    In the past, large-scale biotech facilities moved through hundreds of kilograms per production run. Now, more modular and continuous manufacturing plants look for kilogram-to-ton packaging with robust batch data, fast sample turnaround, and digitized document transfers. We track new regulations and adapt our batch records for compliance audits, especially for controlled substances and novel excipients used in breakthrough therapies.

    Our staff, from R&D chemists to delivery drivers, train in both technical subjects and customer support best practices. Staff cross-train so that feedback from a technical issue reaches the right process or QA person without delay. Our investment in people matches what goes into plant and lab systems because the best product only matters if users can rely on steady support and clear answers to new questions.

    Troubleshooting and Support in Real-World Use

    No manufacturing system is failproof. Occasionally, a customer flags a process hiccup—batch reactivity not matching expectation, color change after storage, or suspected transit exposure. These conversations feed directly into our CAPA protocols, and we welcome transparent problem-solving.

    Our technical backup includes on-site visits for larger installations, remote support, and ongoing sample documentation. Each support file builds cumulative experience, which shapes written troubleshooting guides, digital knowledge bases, and ongoing operator training. Support staff share process graphics, detailed analytical reports, and even root cause diagrams with users looking for long-term solutions, not just quick fixes.

    Unexpected project needs—be it scale-up trials, high-throughput screening, or pilot plant expansions—can develop on short notice. We prioritize agility in both manufacturing and logistics, shipping small-quantity packs daily and turning around large orders with minimized lead times by keeping buffer stocks and pre-qualified contract partners.

    Delivering on Trust Through Product and Practice

    Long-term supply relationships depend on more than just pricing. Labs and plants return to us because they trust both our people and our process, which shows in running performance. Each batch of 1,1'-Carbonyldipyrrolidine reflects years of iterative refinement, process feedback, and commitment to high standards. Day in, day out, we field questions, ship reliable lots, and provide transparent data serving pharmaceutical innovators, academics, and specialty chemical manufacturers alike.

    We believe chemicals like 1,1'-Carbonyldipyrrolidine serve as more than a commodity; they're a bridge between inventive research and scalable, reproducible production. By anchoring our approach in the real requirements and challenges faced in syntheses at all scales, we back every shipment with both know-how and continuous attention to detail. Chemical manufacturing is not just about filling drums—it's about knowledge, trust, and support that carries from our plant to your next breakthrough.