L-Diphenylformyl Tartaric Acid
- Product Name: L-Diphenylformyl Tartaric Acid
- Chemical Name (IUPAC): (2R,3R)-2,3-dihydroxy-1,4-bis(phenylformyloxy)butanedioic acid
- CAS No.: 41423-25-6
- Chemical Formula: C19H16O7
- Form/Physical State: Solid
- Factroy Site: No.1202, Fangshan Road,Changle County,Weifang, Shandong, China
- Price Inquiry: sales2@boxa-chem.com
- Manufacturer: Weifang Shengtai Medicine Co.,Ltd.
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- L-Diphenylformyl Tartaric Acid is typically used in formulations when chiral resolution efficiency and enantiomeric purity and reaction temperature must be controlled within specific ranges.
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HS Code |
360718 |
| Product Name | L-Diphenylformyl Tartaric Acid |
| Cas Number | 32634-68-7 |
| Molecular Formula | C18H14O7 |
| Molecular Weight | 342.30 g/mol |
| Appearance | White to off-white powder |
| Melting Point | 165-169°C |
| Optical Activity | [α]D20 +104° (c=1, MeOH) |
| Solubility | Slightly soluble in water, soluble in methanol and ethanol |
| Storage Conditions | Store in a cool, dry place, tightly closed container |
| Purity | Typically ≥98% |
| Synonyms | L-(+)-Diphenylformyl Tartaric Acid, L-DFT |
| Application | Chiral resolving agent in organic synthesis |
As an accredited L-Diphenylformyl Tartaric Acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | L-Diphenylformyl Tartaric Acid is packaged in a sealed 25g amber glass bottle with tamper-evident cap and labeled for laboratory use. |
| Container Loading (20′ FCL) | Container loading (20′ FCL) for L-Diphenylformyl Tartaric Acid: Packed securely in drums/cartons, total net weight approx. 8-10 metric tons. |
| Shipping | **Shipping Description for L-Diphenylformyl Tartaric Acid:** L-Diphenylformyl Tartaric Acid is shipped in tightly sealed, chemical-resistant containers under dry and cool conditions. Handle with care, avoiding direct contact and exposure to moisture. Complies with standard chemical transport regulations; not regulated as hazardous for air or ground shipment per major international guidelines. |
| Storage | L-Diphenylformyl Tartaric Acid should be stored in a tightly sealed container, away from moisture and direct sunlight, in a cool, dry, and well-ventilated area. Keep at room temperature or as recommended by the manufacturer. Protect from incompatible substances such as strong oxidizing agents, and ensure storage conditions are stable to maintain chemical integrity and prevent degradation. |
| Shelf Life | L-Diphenylformyl Tartaric Acid typically has a shelf life of 2-3 years when stored tightly sealed, cool, and dry. |
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Purity 99%: L-Diphenylformyl Tartaric Acid with a purity of 99% is used in asymmetric synthesis, where it ensures high enantiomeric excess in chiral product formation. Melting Point 170°C: L-Diphenylformyl Tartaric Acid with a melting point of 170°C is used in pharmaceutical intermediate manufacturing, where it provides thermal stability during process heating. Optical Rotation +12°: L-Diphenylformyl Tartaric Acid with an optical rotation of +12° is used in chiral resolution protocols, where it facilitates precise enantiomer separation. Particle Size <10 µm: L-Diphenylformyl Tartaric Acid with a particle size below 10 µm is used in chromatographic applications, where it enhances column efficiency and resolution. Moisture Content <0.2%: L-Diphenylformyl Tartaric Acid with moisture content below 0.2% is used in moisture-sensitive organic syntheses, where it prevents hydrolysis and degradation. Stability Temperature 60°C: L-Diphenylformyl Tartaric Acid with a stability temperature of 60°C is used in storage and transport, where it maintains chemical integrity under controlled environments. Heavy Metal Content <10 ppm: L-Diphenylformyl Tartaric Acid with heavy metal content below 10 ppm is used in high-purity pharmaceutical applications, where it minimizes contamination risks. Specific Gravity 1.50: L-Diphenylformyl Tartaric Acid with a specific gravity of 1.50 is used in formulation development, where it allows accurate dosing and blending consistency. |
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- L-Diphenylformyl Tartaric Acid is manufactured under an ISO 9001 quality system and complies with relevant regulatory requirements.
- COA, SDS/MSDS, and related certificates are available upon request. For certificate requests or inquiries, contact: sales2@boxa-chem.com.
L-Diphenylformyl Tartaric Acid: Direct Experience from Our Manufacturing Floor
Introduction to L-Diphenylformyl Tartaric Acid
Every so often, a synthetic intermediate finds a unique slot in our catalog not only because of the complexity it brings to the table but because our own teams see the day-to-day intricacies of ensuring purity, consistency, and scale. L-Diphenylformyl Tartaric Acid stands as one of those substances. Long appreciated by chemists for its critical role in asymmetric synthesis and as a chiral resolving agent, it never appears as a mere line in our stock list. Over the years, batches come off our reactors bearing the signs of relentless attention to detail: clean separation, tight control on enantiomeric excess, and an insistence on clear physical identity.
We don’t look at L-Diphenylformyl Tartaric Acid as just a chemical. There’s real value in considering how much goes into getting each kg flawless, and we have learned to spot every sign of a well-made product. For us, it is the unmistakable crystalline character and the consistent melting range that tell the story of a batch done right. Every grain’s optical activity reflects more than a pass through basic analysis—it shows discipline from the moment raw materials hit our floor.
In-House Model and Batch Characteristics
We produce this material under our in-house designation, which is tied to rigorous batch control standards that come from decades of organic synthesis experience. The mean molecular weight sits at 362.34 g/mol, a value we check not out of necessity but as baseline discipline. Color purity and melting range are two indicators we rely on in monitoring each process—there’s no shortcut, and every operator knows the difference between a solid that feels right and a questionable sample.
Our techs watch for particles, transparency, and the subtle shine on the finished powder before signing off on packing. L-Diphenylformyl Tartaric Acid has a documented solubility profile—soluble in common organic solvents like methanol and acetone, yet sparingly so in water. That means extra attention to solvent stripping: too much residue and the chromatography will hint at it before customers or QC ever notice. We have learned to take nothing for granted and put each lot through at least three levels of analytical checks, including NMR and IR, but also resolvability tests in application-specific models.
Practical Uses and Feedback from Real-World Applications
In organic synthesis, the most frequent feedback we hear from long-term partners focuses on how this tartaric acid derivative supports the creation of chiral centers. While engineers could talk theory, our clients—who craft custom APIs or develop new crop protection agents—care a lot more about results than textbook knowledge. They care about speed in the resolution step, losses on filtration, and ease of recovery. That is where our product starts to shine. The unambiguous, sharp melting point and the reproducible optical rotation numbers matter most when someone scales up a promising pilot reaction to a fifty-liter run.
L-Diphenylformyl Tartaric Acid naturally fits processes requiring a chiral auxiliary. Over time, we have watched its role expand from just pharmaceutical intermediates to performance materials, agrochemical research, and even areas like fragrance ingredient isolations. Consistent stereochemical integrity lets methods transition from the bench to the plant floor without surprises. Once a customer asked about cost reductions—why not bulk up on raw tartaric acid and modify in-house? Our answer comes from hands-on experience: the precision needed in each step, from condensation to the final protective group strategy, means small procedural slips create big downstream problems.
Most end users apply this compound for enantioselective crystallization or as a resolving agent for racemic amines and alcohols. By now, we’ve walked customers through everything from the subtleties of forming and breaking diastereomeric salts to troubleshooting sluggish phase separations. These conversations build trust—not just because our L-Diphenylformyl Tartaric Acid works, but because we know the headaches poorly-prepared material can cause. Trace by-products, inconsistent particle size, or solvent haze can make an entire purification sequence collapse, wasting time and budget. We’ve yet to find a customer glad to cut corners on such a product.
How L-Diphenylformyl Tartaric Acid Sets Itself Apart
From the factory floor, the differences between high-quality L-Diphenylformyl Tartaric Acid and generic alternatives become obvious. There are plenty of “good enough” batches in the world—material that arrives a bit off-color, has a melting point spread wider than accepted, or features too much fine particulate to filter cleanly. Years ago, we learned that these shortcuts don’t just show up in QC—they haunt process chemists on the line, turning what should be routine purification into unpredictable delays.
What we hear most from process managers is the relief at knowing our compound delivers consistent, reproducible results, especially during method development and scale-up validation. No two synthesis campaigns run the same, so a predictable handling profile from our tartaric acid derivative brings teams back for more. For us, that’s the best feedback possible—repeat orders prompted by less re-working and fewer unplanned deviations.
A few differences need pointing out. Our L-Diphenylformyl Tartaric Acid remains composed of a single, defined enantiomer—no detectable D-isomer contamination, even by chiral HPLC. We refuse to compromise by mixing enantiomers for so-called “semi-racemic” applications, as we know trace mirror-image contaminants undermine the selectivity many customers need. Batch-to-batch color, particle size, and moisture remain tightly managed. Water pick-up gets monitored constantly; we store finished material under nitrogen, and our dryers work around the clock during humid seasons.
Our Team’s Field Lessons
One benefit of running a chemical plant is the direct pipeline of feedback from both our own teams and external partners. Our operators have learned to spot important performance cues long before samples ever reach the customer’s flask. For example, the subtle way the crystals fracture during isolation helps forecast how quickly the final product will filter or dissolve. Operators know that an over-crystallized batch, with excess agglomeration, complicates drying and extends cycle time. These are real-world concerns, which we address not by theory but by adjusting agitator speeds and controlling cooling profiles during the final stage.
More than once, a batch destined for shipment was rejected internally not because it failed purity specs, but because the bulk handling would slow customers’ processes. That’s what we mean by reliability: acting early to head off headaches people outside manufacturing can overlook. Our technical support staff has advised process chemists worldwide on proper solvent selection for tartrate salt formation and recovery conditions. It’s about more than selling a chemical—it’s about sharing experience we’ve earned the hard way, knowing how minor modifications can ripple into bigger wins down the line.
Addressing Industry Challenges
Chiral intermediates occupy a sensitive spot in regulated manufacturing, and our industry continues to face new pressures regarding traceability, quality, and cost containment. Over the years, we’ve watched priority shift not only to high-purity material, but also to sustainability, waste disposal, and tighter supply chain transparency. Our team invests in closed-loop solvent recycling, minimizes organic discharge, and documents every stage from raw input to packed product. We publish residual solvent and heavy metal analyses for every lot not just to meet compliance, but to help our partners pass their own regulatory reviews with less stress.
Global markets occasionally see disruptions, like sudden shortages of certain starting materials or shipping bottlenecks. We maintain close relationships with raw material suppliers, often going back decades. This helps us keep production lines running when others experience delays. In cases where alternative sources are needed, we batch qualify before ever using them in a full-scale lot. Our own risk management approach—never leaving such critical intermediates to the whims of the spot market—means less volatility for our customers. We’ve seen competitors shift sourcing or processing methods without alerting end users, introducing subtle yet measurable changes in performance. We insist on full disclosure because we value the reputation we’ve built over years, not quarters.
Quality Investment and Analytical Assurance
It’s easy to say a batch meets spec. It’s much harder to ensure every metric matters in real-world use. Each tank, reactor, and filter in our plant runs on statistical control, where process deviations prompt investigation long before product heads out the door. Analytical chemists on our team work closely with line operators, checking both in-process and finished goods. Our standard analyses don’t stop at purity; we dedicate resources to optical rotation, residual solvent levels, and heavy metal trace detection.
We have developed in-house reference standards and diagnostic tools that let our customers cross-check the origin and batch of our L-Diphenylformyl Tartaric Acid months or even years later. We know some customers worry about unreported production changes, so our system tracks every blend, reagent lot, and cleaning process for complete batch history. Our strict recordkeeping stands behind our product without hiding behind proprietary secrecy that can block transparency.
The importance of robust documentation grew out of hard lessons. Over the years, we learned that incomplete batch records open doors to regulatory headaches and disrupt validated supply chains. Once, a minor analytical drift in a competitor's batch resulted in months of re-qualification for a pharma partner. We built our system to avoid these failures, because every incident chips away at trust not just for a single supplier, but for the industry as a whole.
Forward-Looking Manufacturing—Environmental and Safety Commitments
Today’s manufacturing world can’t ignore environmental footprints or workplace safety. To keep up with evolving regulation and customer preference, we transitioned long ago to solvent management strategies that reduce hazardous waste and energy use. L-Diphenylformyl Tartaric Acid provides a good test case: its synthesis generates both aqueous and organic wastes, along with possible aromatic by-products if handled carelessly. Our facility recycles a large proportion of spent solvents and installs absorber units to catch volatile organics. Our wastewater meets strict standards before re-entering municipal networks. We believe investing here makes for both a more stable supply and a better community reputation.
Safe handling means robust training and multiple layers of control, from the use of PPE to preventive maintenance on reactors and centrifuges. Many of our team members have worked with us for years, and each one receives annual certification in chemical safety—well above legal minimums. Our philosophy is that each person on the floor is a stakeholder; if a process seems unsafe or produces off-notes in quality, any operator can stop a batch. This mindset helps us maintain continuity and keeps the team’s expertise sharp.
Building Reliability Beyond the Molecule
L-Diphenylformyl Tartaric Acid remains a small but vital part of our product portfolio. Its steady demand and rigorous quality requirements have pulled the best out of our teams, prompting continuous improvements not only in recipe but in process and system. What matters most are the relationships we’ve built with customers, regulatory bodies, and technical partners on every continent. A shared goal unites us: delivering a material Chief Chemists and Production Managers can trust, batch after batch. We don’t measure our success just by sales tonnage or certificates, but by the reduction in customer troubleshooting, the speed of project scale-up, and the feedback that comes weeks or months after delivery.
We know that no matter how advanced the technology, better chemistry still depends on the discipline of people. From lab bench to drums at your door, each step is monitored by someone who cares about the details—whether it’s drying temperature, solvent recycle fraction, or the alignment of transfer hoses. Users don’t see most of this: they see the finished bottle or drum, scan a COA, and judge by performance in their own process lines. For us, those unseen steps make all the difference between just another “fine chemical” and a product that supports innovation, week after week, campaign after campaign.
Why Quality Matters in Today’s Research and Production Environment
Markets have shifted. Controlled supply lines and quality no longer serve as bonuses—they are the bare minimum. Many clients today operate under efficiency pressures stronger than ever, with fewer chemists expected to accomplish more. L-Diphenylformyl Tartaric Acid must support them—never slow them down. From our perspective, the value of the product ties directly to how it reduces pinch points in multi-step synthesis and helps keep project schedules on track.
Roadblocks appear when a batch doesn’t dissolve as predicted, when filtration hangs up, or when optical purity drifts above spec. Every frustration adds up, and our teams know a big part of their job is to stop these problems before they reach the shipment stage. Coupled with technical support and advice on real-world use, our approach puts relationships at the forefront. The value of L-Diphenylformyl Tartaric Acid only grows if it consistently delivers, so all focus remains on the same goal day in, day out: reliability.
Conclusions Drawn from Practical Experience
Our journey with L-Diphenylformyl Tartaric Acid has sharpened our understanding of what matters most in specialty chemical manufacturing. Each kilogram produced is backed by people who notice the small things—the signs of a good crystallization, the red flags in a drying cycle, the tweaks that keep the final product clean and ready to work. Process teams, analysts, and logistics staff all contribute to keeping standards high and feedback loops short. The knowledge gained here travels upstream and downstream, pushing us to keep refining methods and to share what we’ve learned.
Over time, the shape of the industry will shift as new challenges and expectations arise. We respond not only by upgrading equipment or tweaking protocols, but by remembering what drew us to chemistry: a commitment to problem-solving and the pursuit of better solutions. L-Diphenylformyl Tartaric Acid remains in our catalog not as a checkbox or compliance measure, but as a mark of what careful, customer-focused manufacturing can achieve.