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HS Code |
659579 |
| Productname | Carbobenzyloxy-Beta-Alanine |
| Synonyms | Cbz-β-Alanine; Z-β-Alanine |
| Casnumber | 1052-74-0 |
| Molecularformula | C11H13NO4 |
| Molecularweight | 223.23 |
| Appearance | White to off-white powder |
| Purity | Typically ≥98% |
| Meltingpoint | 110-113°C |
| Solubility | Slightly soluble in water, soluble in organic solvents such as ethanol and methanol |
| Storagetemperature | 2-8°C |
| Chemicalclass | Amino acid derivative |
| Protectinggroup | Carbobenzyloxy (Z or Cbz) |
As an accredited Carbobenzyloxy-Beta-Alanine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Carbobenzyloxy-Beta-Alanine, 25g, supplied in a sealed amber glass bottle with tamper-evident screw cap, labeled with hazard information. |
| Shipping | Carbobenzyloxy-Beta-Alanine is shipped in secure, airtight containers to maintain stability and prevent contamination. Packages comply with chemical safety regulations, labeled appropriately for transport. Shipping includes temperature control, if required, and all documentation for safe handling and prompt delivery. Emergency spill instructions and safety data sheets are provided with the shipment. |
| Storage | Carbobenzyloxy-Beta-Alanine should be stored in a cool, dry, and well-ventilated area, away from sources of heat and incompatible substances. It should be kept in a tightly sealed container, out of direct sunlight and moisture. Store at room temperature or as recommended by the manufacturer, with appropriate labeling to ensure safety and prevent unintended use or contamination. |
Applications of Carbobenzyloxy-Beta-Alanine in Industrial ManufacturingOur Carbobenzyloxy-Beta-Alanine serves as a specialized intermediate in select high-value manufacturing streams, delivering precise functional groups necessary for downstream synthesis. Through scale-up experience and customer feedback, we support leading enterprises in pharmaceuticals, active peptide development, custom fine chemicals, and biotechnological reagents. Below we detail common integration scenarios with practical compliance, formulation, processing, and product output insights. 1. Peptide-Based Active Pharmaceutical Ingredient (API) SynthesisThis raw material plays a central role as a protected β-alanine residue in solid-phase and solution-phase peptide synthesis (SPPS, LPPS), especially for elongated backbones required in clinical peptide APIs. It supports pharmaceutical manufacturers in assembling complex peptide sequences where β-amino acids expand bioactivity or stability. Carbobenzyloxy protection enables controlled coupling and efficient peptide chain elongation in regulated cleanroom environments for molecules destined for human therapy. Industry compliance standards
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2. Synthesis of Functionalized Peptide Research ReagentsIn contract research and diagnostic sectors, laboratories use this material as a protected building block in preparing β-alanine-containing peptides that act as standards, enzyme probes, and immobilized affinity ligands. The protection group ensures minimal racemization and compatibility with automated synthesizers. This enables suppliers of peptide reagents to meet analytical demands for biotechnological and diagnostic tool developers in global R&D hubs. Industry compliance standards
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3. Key Intermediate for Custom Pharmaceutical IntermediatesContract Active Pharmaceutical Ingredient (CDMO/CMO) partners use this compound to introduce functionalized β-alanine moieties in multi-step small molecule and peptide complex intermediates. Its carbobenzyloxy (Cbz) protection safeguards the β-amino functionality throughout downstream transformations: alkylation, acylation, or condensation reactions. This expands chemical space for medicinal chemistry programs and semi-synthetic modifications prior to final API construction. Industry compliance standards
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4. Production of Modified Biomedical PolymersBiomedical polymer manufacturers exploit the β-alanine motif as a bioactive spacer or linker in the synthesis of hydrogels, controlled-release coatings, and functionalized biopolymers. The carbobenzyloxy protecting group facilitates stepwise polymer modification and branch introduction without undesired side reactions. Once assembled, removal of the Cbz group enables free β-amino incorporation, tailoring surface chemistry for specific medical devices, scaffolds, or drug delivery materials. Industry compliance standards
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5. Peptidomimetic Compound Development for Biotech R&DInnovators in therapeutic research and molecular probe development integrate the Cbz-protected β-alanine unit to build peptidomimetic backbones, modulate molecular conformation, or sterically block enzymatic cleavage sites. Specialized biotech labs use these intermediates for structure-activity studies, ultimately enabling new leads in metabolic, neurological, and immunology research portfolios. The protection group remains compatible with combinatorial chemistry protocols and automated synthesizers. Industry compliance standards
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Every industry has its go-to components; for us in peptide chemistry, Carbobenzyloxy-Beta-Alanine stands out in both reliability and versatility. As the manufacturer, our knowledge doesn’t just come from batch records or technical sheets. Years of synthesizing and testing this molecule, batch after batch, have given us a front-row seat to its consistent performance in both research and commercial applications. Peptide chemists trust it because it opens up routes in chain elongation and introduces a protecting group that holds up under the pressure of multi-step synthesis.
Our process for producing Carbobenzyloxy-Beta-Alanine involves precision at every point—starting with high-purity Beta-Alanine and moving through careful alkylation and protection steps. The carbobenzyloxy group protects the amino function against unwanted side reactions, which directly translates to fewer impurities and higher yields for users with downstream applications.
The product here matches the structure N-Cbz-β-Alanine, non-hygroscopic and crystalline, offering substantial shelf stability under standard storage conditions. We routinely conduct HPLC and NMR to confirm purity over 98%. Experience has shown us that skipping rigorous purification never pays off. To ensure each lot meets our standards, we depend on freshly tuned equipment and real-time monitoring, not just periodic spot-checking.
Batch records reflect narrow ranges in melting point and optical rotation, thanks to careful control over reagents and temperature. Unlike unprotected Beta-Alanine, this version doesn’t cause headaches with reactivity or instability. Reproducibility is mission critical, especially for pharmaceutical teams producing milligrams for small-scale discovery or hundreds of grams for late-stage development. From firsthand troubleshooting, we know that inconsistent reagents spell disaster—losing days of work to incomplete reactions or tedious purification. That’s why we’ve worked out not just the route, but the rhythm for every batch.
Anyone involved in peptide synthesis has felt the pain of a failed coupling step. That struggle gets worse with unprotected amino acids leading to unwanted branching or racemization. Users reach for Carbobenzyloxy-Beta-Alanine when selectivity is a must—with the benzyloxycarbonyl group acting as a robust shield until selective cleavage is needed. Teams working on new peptides, peptidomimetics, or even certain antibiotics have built protocols around this compound because it bridges the gap from raw material to confident downstream processing.
Drug development is one area where our Carbobenzyloxy-Beta-Alanine shines. Its clean profile and reliable behavior allow synthesis teams to focus on advancing candidates rather than rescue reactions. We’ve supported projects ranging from enzyme inhibitors to neural signaling agents, offering both academic and industrial partners a familiar and predictable building block. Peptide chemists consistently echo that lot-to-lot reliability makes their lives easier, and dry-downs go faster with fewer side products to hunt down.
Outside pharmaceuticals, labs working on biomaterials or customized catalysts also rely on this compound’s attributes. Even when scaled to kilogram quantities, it resists clumping and caking—a detail informed by long observation rather than technical marketing. Storage and weighing stay easy, sparing operators the hassle of chipping at compacted powder before dissolving.
Having an inside view, the jump from lab to pilot plant reveals weaknesses. That’s where most problems emerge: off-quality batches, inconsistent particle size, or trace impurities undermining a whole campaign. Because we control everything from sourcing through final packaging, our staff can trace anomalies quickly, adjust process conditions in real time, and communicate directly with customers if any unusual findings arise. We don’t hide behind third-party intermediaries or generic labels.
Our capabilities also let us tune flow rates, filtration steps, and solvent composition, optimizing for the critical metrics our clients care about: purity, yield, and reproducibility. Direct onsite analysis for each drum—no outsourcing or split-lot blending—means we retain end-to-end process knowledge. Any requests for custom specifications, whether high-purity or particular lot sizes, pass through people familiar with the molecule’s quirks, not paper-pushers pulling numbers from spec sheets.
Many in the industry mistake all Beta-Alanine derivatives as interchangeable. Our years spent synthesizing and testing show otherwise. Starting with free Beta-Alanine, reactivity is both boon and bane. The free amino group invites unwanted side reactions during standard coupling steps in peptide synthesis. Carbobenzyloxy-Beta-Alanine, in contrast, delivers an elegant solution by protecting the amino function, ensuring chain growth proceeds only where designed.
Compared to alternative N-protecting groups—like Boc or Fmoc—the carbobenzyloxy group offers a unique profile. Its stability toward basic and mildly acidic conditions allows processing flexibility that other protecting groups can’t match. Where Boc deprotects under acidic treatment, and Fmoc comes off with bases, Cbz only yields under hydrogenolysis, offering selectivity when faced with complex mixtures. Teams working on stepwise peptide synthesis appreciate this selectivity, particularly when orthogonal deprotection is key to a synthetic sequence.
Beyond protecting group chemistry, Carbobenzyloxy-Beta-Alanine’s physical attributes separate it from competitors. Highly crystalline and easy to dissolve, it speeds reaction setups. Impurities are minimal, with no persistent odors or discoloration—results we trace back to in-process controls aimed at minimizing side reactions and rapid removal of byproducts. These details, insignificant to a trading agent, become central for anyone who’s ever chased peaks through multiple chromatographic purifications or resubmitted failed batches for re-testing.
Peptide labs face constant pressure from both budgets and timelines. Whenever Carbobenzyloxy-Beta-Alanine arrives from an unreliable source, downstream bottlenecks occur: poor yields, tough filters, or unexpected isomerism slow progress. From manufacturing to dispatch, we’ve built in practical solutions. Freshly sealed, moisture-resistant packaging maintains product quality up to point-of-use—a simple detail that has rescued more than one project from delays caused by caked intermediates.
Stability comes from more than the right excipients. It reflects well-controlled synthetic steps, diligent handling, and rapid movement from reactor to dryer. Academic groups and commercial teams alike benefit from single-lot sourcing; nobody wants variability between multigram experiments and scale-up, so our approach stays consistent from research vials to full-reactor drums. For sensitive applications and long-term studies, our technical support remains on call, sharing granular advice built from decades on the production floor rather than scripted responses from catalogues.
Our logistics crew flags every shipment, so we maintain traceability that stretches far beyond the typical paperwork shuffle. Each container’s journey remains logged—temperature variations, storage conditions, and even transit time. The result: end-users rarely raise complaints about loss of quality or inconsistencies—something that never happens when manufacturers cut corners or repack bulk imports under differing climate conditions.
Quality assurance teams in our facility draw experience just as much from cumulative failures as successes. Tighter impurity profiles often hinge on the order of addition, stirring speeds, or precise phase separation—not just purity of starting materials. This product emerges from batch campaigns, where each production run gets triple verification: chemical identity, purity, and assay suitability. Analytical data comes directly from calibrated machines, cross-checked by technicians whose hands and eyes have spotted variations no automated system would catch.
Because failures are costly, both for us and for our users, we’ve embedded stage-wise checks into production. Moisture and temperature readings don’t only happen at the warehouse, but at key steps during synthesis and packaging as well. Internal audits calculate trends in melting points, chromatographic peaks, and even color changes—those faint tints that signal incomplete washout or residual trace metals. Each batch is not only certified but annotated for process notes; that way, customers can track even subtle variances that others might gloss over.
We’ve learned not to trust off-the-shelf standards for every test. In some cases, custom internal references or spiked standards reveal small deviations—especially in large runs where slight changes in one upstream reagent shift the downstream profile. This attention keeps us ahead of contamination, cross-batch interference, or product drift, which can slip past superficial checks based purely on broad specs.
The demand for Carbobenzyloxy-Beta-Alanine continues to diversify. Beyond academic research and pharmaceuticals, we see increased need from those developing diagnostic reagents, imaging agents, and modified polymers. Each sector brings its own requests: tighter particle size ranges, bulk drum options, or documentation tailored to regulatory review. Years of feedback from these users have guided many incremental improvements. Packaging lines now include tamper-evident seals, barcoded lots, and anti-static coatings where electrostatic picking might be an issue.
We also support customers running green chemistries or solvent recycling programs. Feedback loops with experienced chemists have led to batch optimization—cutting unnecessary steps, reducing solvent loads, and passing savings on to customers who care as much about eco-impact as budget. Equipment upgrades, from glass-lined reactors to precision dryers, mean that scaling up never sacrifices the quality or handling properties trusted by bench scientists.
Offering technical assistance isn’t just a call-center function. Inside our operation, even the most seasoned customers can pick up the phone or send an email and get in touch with engineers or synthesis chemists who have worked on their lot directly. No automated scripts or stock answers—just hands-on feedback tailored to project-specific challenges.
Chemical manufacturing doesn’t reward complacency. Over time, we’ve seen changes—even minor shifts in regulatory status or shipping requirements—create unexpected headaches for customers. Our direct involvement at every stage lets us respond quickly to shifting market needs or regulatory trends. From updating safety documentation to offering dual-grade lots for food or pharma-adjacent purposes, our responsiveness comes from lived experience, not a distant marketing strategy.
We routinely interface with compliance officers and regulatory reviewers, offering full traceability, batch histories, and process validations. For international shipments, in-house export documentation avoids the delays that plague distributors relying on multiple handoffs. Because Carbobenzyloxy-Beta-Alanine touches so many sensitive workflows, our attention to detail reflects the stakes: missing a single regulatory note or C of A detail can grind a whole timeline to a halt.
Adaptation often arrives in small, practical increments. We added easy-pour necks to packaging because operators downstream reported bottle-neck losses during weighing. Heat-sealed liners replaced earlier capped packaging, ending years of small but persistent degradation. Change doesn’t come from theory but from daily observation and close collaboration with those who depend on our output.
Peptide chemists have a stable of go-to reagents, but experience teaches that not all protecting groups or intermediates support seamless workflows. Commercially available Boc-Beta-Alanine or Fmoc-Beta-Alanine sometimes fall short in the stability and selectivity needed for advanced synthesis. The Cbz-protected analogue emerges as the preferred route where stability through harsh steps, then selective deprotection, enables more complex build-outs.
In practical terms, deprotection of the carbobenzyloxy group uses mild hydrogenation—introducing far less risk of overreaction compared to acidolysis or strongly basic conditions seen with other groups. Chemists working on sensitive substrates routinely report returns between 90 and 95 percent under optimized flow hydrogenation, with negligible rearrangement or racemization. Our long habit of batch logging and analytical review ties every result back to observed conditions, rather than assuming uniformity across runs.
Alternatives often enter the scene promising cost or ease but introduce new problems: loss of selectivity, buildup of side-products, or troubles in purification. With our Carbobenzyloxy-Beta-Alanine, the predictable impurity profile means that downstream purification—be it crystallization, trituration, or flash chromatography—runs with less fuss. We’ve fielded requests for modifications based on customer trials, including solvent-free formulations and extra-fine powders where unique dispensing equipment is used.
Anyone can sell chemical specialties, but ongoing, direct feedback from users remains the single biggest driver of our improvements. Often, regulars call not to request replacements, but to offer suggestions for small handling tweaks or request a split-lot for dual-site teams. By building in robust feedback loops—shared directly between operators, production managers, and end-users—quality drives forward. Those details, from caking resistance to lot-to-lot particle homogeneity, have transformed this compound from an off-the-shelf intermediate to a solution chemists rely on for speed and certainty.
While volume pricing and lead time matter, nothing trumps predictable performance. Many users mention that they’ve switched from reseller-sourced batches because of persistent issues: inconsistent solubility, strange tints, or lost yield. Our manufacturing group treats these pain points as signals—not just noise—to correct and improve each campaign. Decisions to tweak wash protocols, review moisture removal efficiency, or adjust drying schedules are all grounded in practical necessity, not template-driven compliance.
Chemical manufacturing rarely stands still. As new synthetic strategies and modified peptides enter development pipelines, the role of protected Beta-Alanine analogues adapts. We continue piloting alternative routes that minimize process waste and improve green metrics, spurred by both regulatory changes and internal commitment to better industry practices.
Regular collaboration with research groups keeps us on top of emerging requirements: requests for GMP-amenable lots, microbially controlled batches, or special documentation to support novel clinical candidates. By remaining close to these evolving needs, we future-proof our production approach—never getting locked into old routines if they no longer serve the science.
Each campaign brings fresh data, and our team reviews how raw material shifts, new equipment, or minor process changes affect key performance indicators. Through this ongoing cycle, Carbobenzyloxy-Beta-Alanine goes beyond being simply a catalog item and becomes a proven, reliable tool for the expanding field of custom peptide chemistry.
Carbobenzyloxy-Beta-Alanine delivers more than its formula suggests, shaped as much by experience as synthesis. For us, the manufacturing journey doesn’t stop at the factory gate; it continues through feedback, troubleshooting, and daily interactions with applied chemists who depend on trustworthy inputs for their next breakthroughs. Consistency, service, and an untiring focus on improvement define what makes this compound—and our process—distinct in a crowded market. From bench research to the manufacturing line, our product represents a chain of decisions and small victories, each improving the end result for the scientists who depend on it most.