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HS Code |
514957 |
| Chemical Name | (R)-(+)-2-Acetoxysuccinic anhydride |
| Molecular Formula | C6H6O6 |
| Molecular Weight | 174.11 g/mol |
| Cas Number | 75498-20-9 |
| Appearance | White to off-white solid |
| Purity | Typically ≥ 98% |
| Optical Rotation | [α]D20 +17° (c=1, CHCl3) |
| Melting Point | 110-113°C |
| Solubility | Soluble in organic solvents (e.g., CHCl3, DMSO) |
| Storage Temperature | Store at 2-8°C |
| Boiling Point | Decomposes before boiling |
| Iupac Name | (R)-4-Acetoxy-4-oxobutanoic anhydride |
As an accredited (R)-(+)-2-Acetoxysuccinic Anhydride factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The 10g of (R)-(+)-2-Acetoxysuccinic Anhydride is sealed in an amber glass vial with a tamper-evident screw cap. |
| Shipping | (R)-(+)-2-Acetoxysuccinic Anhydride will be shipped in a tightly sealed, chemical-resistant container, protected against moisture and heat. The package is clearly labeled per regulatory requirements (including hazard and handling instructions) and will be dispatched via a certified chemical courier, ensuring compliance with all applicable local and international shipping regulations for hazardous substances. |
| Storage | (R)-(+)-2-Acetoxysuccinic Anhydride should be stored in a cool, dry, and well-ventilated area, away from moisture and incompatible substances such as strong bases and oxidizing agents. Keep the container tightly closed and protected from direct sunlight. Store under inert atmosphere if recommended, and ensure appropriate labeling and containment to prevent accidental exposure or degradation of the compound. |
Applications of (R)-(+)-2-Acetoxysuccinic Anhydride in Industrial Manufacturing(R)-(+)-2-Acetoxysuccinic Anhydride is a highly specialized chiral building block, serving unique functions in the synthesis of advanced intermediates. Our facilities support stringent requirements for pharmaceutical and specialty chemical manufacturers, ensuring stable quality and reliable supply for scale-up or established commercial production. Below are focused industrial applications grounded in actual downstream demand, each matched to real-world process integration and regulatory environments. 1. Chiral Intermediate Synthesis for Active Pharmaceutical Ingredients (APIs)Many pharmaceutical companies utilize (R)-(+)-2-Acetoxysuccinic Anhydride as a precursor in the asymmetric synthesis of chiral succinate esters, which serve as intermediates for drugs such as antiplatelet agents, antiarrhythmics, and cognitive enhancers. Downstream partners rely on this material for robust chiral induction in route-specific transformations, typically in multi-step reaction cascades involving selective hydrolysis and amidation. Industry compliance standards
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2. Biosynthetic Pathway Substrate EngineeringBiotechnology firms employ (R)-(+)-2-Acetoxysuccinic Anhydride as a tailored acyl donor in enzymatic reactions, particularly in pathways requiring stereocontrolled acetylation for the production of specialty small molecules or fine chemicals. The molecular structure allows precise substrate modification, enabling downstream processes in engineered microbial systems. Industry compliance standards
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3. Custom Polymer Synthesis for High-Performance CopolymersProducers of advanced materials integrate (R)-(+)-2-Acetoxysuccinic Anhydride as a functional comonomer during the synthesis of polyesters or polyamides demanding precise stereochemical configuration. The compound’s acyl group and chiral center impart desired mechanical and solubility properties in formulated resins destined for electronics or medical device coatings. Industry compliance standards
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4. Diagnostic Reagent Manufacturing for Enantiomeric Resolution KitsDiagnostics manufacturers formulate (R)-(+)-2-Acetoxysuccinic Anhydride as a specialty resolving agent or derivatization standard in laboratory kits for chiral analysis and quality control. This application leverages its high enantiopurity and defined reactivity in chromatography and electrophoresis workflows for pharmaceuticals and analytical laboratories. Industry compliance standards
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As a dedicated manufacturer, we build our product line on decades of process development and bench chemistry. (R)-(+)-2-Acetoxysuccinic Anhydride stands out among our specialty chemicals. With a molecular formula of C6H6O6 and an enantiomeric purity greater than 99%, this compound meets rigorous standards suitable for demanding research and industrial synthesis. We developed this product with clarity of purpose: chemists need clean, reliable intermediates when constructing more complex molecules, especially where chirality matters. Over the years, customer feedback and our own in-house trials led us to improve our resolution, crystallization, and purification to achieve consistent, high-quality output.
Our team offers this compound to professionals who want reliability in their chiral building blocks. Researchers often rely on this anhydride for stereoselective transformations. The molecule’s asymmetric center, with well-defined R-(+) configuration, enables reactions where enantioselectivity shapes the final result. In our lab, we have implemented controlled temperature regulation and moisture-limiting protocols, since hydrolysis reduces anhydride quality and overall yield. Every batch faces HPLC and chiral GC analysis to confirm both purity and configuration. Over time, we noticed how one small variable can derail a synthesis route; that is why we maintain tight controls from start to finish. The end result: reproducibility across scale, whether someone is working with grams for a pilot run or moving up to multi-kilo campaigns.
It helps to know what sets (R)-(+)-2-Acetoxysuccinic Anhydride apart from other anhydrides or achiral analogues. In our production, we see the impact of chirality every day: when only one enantiomer of a desired product confers activity, the wrong intermediate wastes time, raw materials, and sometimes brings regulatory headaches. Our customers, especially in pharmaceuticals and fine chemicals, face stricter guidelines on stereochemistry today than a decade ago. The differences become clear in downstream synthetic steps, since chiral anhydrides like this one can minimize auxiliary steps to separate racemic mixtures. Not only does this save solvents and energy, but it enables shorter timelines for patent filings or GMP certification.
Every manufacturer will list a melting point, solubility in polar solvents, and stability under nitrogen. From our perspective, these properties need to hold during routine use, off the shelf. So we regularly revisit how our product actually works in industry: aldehyde protection, regioselective ring-opening, and coupling for making N-acyl derivatives. The crystalline form of (R)-(+)-2-Acetoxysuccinic Anhydride, confirmed by X-ray diffraction, allows for easy weighing and transfer. The slight acetoxy odor and white to off-white appearance make it easy to distinguish from less refined batches. Our technical staff work with operations to minimize the time between production and packaging, preserving the clean physical attributes lab chemists require. When customers need custom scales or single-use packaging, our equipment accommodates those needs thanks to feedback loops between production and logistics.
The move toward more complicated molecular constructions is undeniable. University groups and pharmaceutical research teams look for intermediates that help unlock new scaffolds—heterocycles, amino acid derivatives, or chiral dicarboximides. We tailored the process here based on case studies, not hypotheticals. A few years back, one customer’s team needed to install a protected succinic acid moiety on a large fragment late in synthesis. They ran a small trial with our compound; the conversion was clean, minimizing epimerization, and they scaled up without downtime. Success in the field helps us refine our drying and filling procedures. During batch production, we consult with both development chemists and QA. Their input leads our upgrades, like minimizing trace acetic acid and automating QC archiving for tighter compliance with ICH or REACH expectations.
In our own R&D, we witnessed the crucial role of reliable intermediates in multistep syntheses. Many derivatives demand stereostructures inaccessible through traditional succinic anhydride. Our (R)-(+)-2-Acetoxysuccinic Anhydride possesses just the right balance: it opens smoothly to monoesters, then serves as a platform for chiral auxiliaries or as a linker in asymmetric catalysis. In scale-up runs at our facility, robust process controls allow for quick detection of out-of-spec batches. Engineers monitor color, melting behavior, and assay data, logging outliers before any material ships. By investing in inline analytics, we shortened the time from synthesis to shipment, ensuring that end users get fresh, active material—not goods degraded by long warehousing. This approach, rooted in our manufacturing culture, lets us deliver to researchers who face tight windows in grant-driven work or time-sensitive development cycles.
With regulatory standards tightening across the globe, traceability isn’t just a checkmark—it's woven into our production culture. Each lot of (R)-(+)-2-Acetoxysuccinic Anhydride undergoes documented quality checks from initial raw materials to the finished compound. We archive analytical data, not just for our own compliance but to support customers during their own audits. Third-party labs periodically confirm identity and purity, but our in-house teams catch most deviations before outside scrutiny applies. Having seen the trouble caused by poorly defined specifications and ambiguous batch records elsewhere, we keep our records digital, searchable, and accessible to technicians on the floor. Fewer mistakes and less ambiguity come from transparency and strict process fidelity.
Chiral technology drives innovation in drug discovery, crop protection, and emerging material science. Over years of supplying the market, we watched demand grow for single-enantiomer anhydrides, as more chemists abandoned racemic routes in favor of chiral selectivity. One medicinal chemistry team, facing a backlog in chiral auxiliary supply, turned to us for reliability—and repeated orders followed. The real-world impact: faster discovery sprints and reproducible data around biological screening. Others work at industrial scale, where regulatory filings demand assurance of impurity profiles and an unbroken chain of custody. In these conversations, customers cite the consistency from our in-process controls and traceabilty protocols as a foundation, not an afterthought.
With its moisture sensitivity, (R)-(+)-2-Acetoxysuccinic Anhydride benefits from careful handling. In our own workspaces, we maintain sealed containers and take simple steps—use of glove boxes and desiccant pouches—to protect contents from ambient humidity. Regular staff training ensures everyone understands these protocols, minimizing cross-contamination or accidental decomposition. Clients expect fresh, potent intermediates, not batches depleted by mishandling. As we train every new team member, we pass on lessons learned about temperature cycling, contact with reactive surfaces, and the importance of frequent visual inspections. These habits developed in our facility often translate to recommendations for customers onboarding new materials or scaling their operations. Once, a customer transferred open units between buildings, only to see their conversion yields drop inexplicably; after discussion, they adopted our double-bagging and quick-weighing steps, boosting performance and saving both material and investigative time.
With the growing complexity of small-molecule drugs and specialty chemicals, end users expect more than one-size-fits-all intermediates. We built capacity and flexibility into our lines: custom material amounts, in-house kilo-scale crystallization, and even multi-ton capabilities for select clients. Sometimes project timelines call for just-in-time manufacturing, other times customers ask about parallel supply for multi-center trials. We don’t ship more than two months’ worth of forecast demand without direct collaboration, which keeps overhead contained and ensures customers handle the freshest possible product. Our operations managers meet regularly with both technical and scheduling teams, drawing on real order histories, not projections, when planning expansions or upgrades. With those approaches, our shipments integrate quickly into clients’ synthesis schedules, supporting both exploratory research and established manufacturing without supply gaps or surpluses piling up.
The main difference between (R)-(+)-2-Acetoxysuccinic Anhydride and general succinic anhydride lies in stereochemical control. Regular succinic anhydride may work in applications with no chiral requirement, but in asymmetric syntheses, using a racemate can multiply labor and analytic steps. In the past, we’ve run in-house head-to-head assays showing higher selectivity, cleaner downstream processing, and less waste by sticking with the chiral version. Compared to (S)-enantiomers, our customers say the R-form matches or outperforms their legacy methods in target syntheses—especially where intermediates with defined optical activity matter for efficacy and safety. Each enantiomer can have different toxicological profiles; regulatory authorities keep an eye on this in APIs and related products. Because we control our process at every stage, customers see predictable reactivity between lots. This builds trust, making project planning smoother on both ends.
Our process team keeps tabs on how raw material inputs and minor environmental shifts affect product stability. Years ago, a humidity spike narrowed the margin between top-quality batches and those needing rework. Early recognition of this trend led us to improve air quality and invest in better analytical instrumentation. We don’t wait for customer complaints before making improvements; we proactively review retention samples as part of our process audits. Through ongoing support calls and site visits, we gather insights not just from the client’s technical staff, but from everyday users who notice hiccups others might miss. This real-world perspective informs tweaks to filtration, drying, and packaging, all to minimize variability in the final product delivered to the bench or reactor.
Over the years, customer conversations have led to more custom batch sizes, new closure systems to reduce moisture ingress during storage, and clear handling guides for cooperative R&D streams. Scientists working under tight timelines appreciate having a partner who doesn’t just manufacture a commodity, but shares lessons from troubleshooting in our own facility. Complicated synthetic targets—or last-minute changes in project direction—have required our staff to help customers rework their own protocols using (R)-(+)-2-Acetoxysuccinic Anhydride. Our open dialogue reduces downtime and mistakes, supporting faster project completion from kilolab to pilot plant.
Direct feedback from the research front lines continues to drive new initiatives here. Enantioselective building blocks like (R)-(+)-2-Acetoxysuccinic Anhydride shape the pipelines of pharmaceutical startups, global agrochemical firms, and university consortia aiming at the next wave of therapies or crop protection agents. The scientific community needs suppliers who guarantee not only purity and compliance, but who innovate alongside their customers. That approach led us to establish environmental controls and batch-level analytics well before many global markets mandated them. Staying ahead helps our clients remain compliant, competitive, and confident in the material they receive.
Safety and sustainability remain priorities in our plant. We strictly monitor and limit solvent use, and we recycle as much as process chemistry allows without crossing into cross-contamination risk. Our teams periodically run process hazard analyses and HAZOP reviews, adapting manufacturing and storage as regulatory guidelines evolve. By investing in both engineering controls and procedural training, we protect our teams and environment from unnecessary exposure. The same principles inform how we advise customers: though the compound is manageable with basic lab training, attention to safe HVAC, spill handling, and prompt cleanups pays off by avoiding process interruptions and regulatory findings. Clients from different industries reached out to adopt these procedures, grateful to receive supplier-backed safety perspective, not one-size-fits-all warnings.
(R)-(+)-2-Acetoxysuccinic Anhydride represents more than a supply item on a stock list. In the right hands, it becomes the foundation for discovery—new catalysts for enantioselective synthesis, biodegradable polymers, or vectors in targeted therapies. Our teams support collaborative method development, custom specification requests, and on-demand technical support. We approach every interaction with the understanding that our users rely on more than specifications and certificates—they count on operational knowledge built up over years in specialty chemistry. Our ongoing investment in people, process controls, and technical improvement drives not just our own capabilities, but those of the scientific community at large.