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HS Code |
740923 |
| Product Name | 2-Hydroxyhexadecanoic Acid |
| Cas Number | 506-12-7 |
| Molecular Formula | C16H32O3 |
| Molecular Weight | 272.42 g/mol |
| Appearance | White to off-white solid |
| Boiling Point | 414.1°C at 760 mmHg |
| Melting Point | 89-92°C |
| Solubility | Insoluble in water; soluble in ethanol and chloroform |
| Density | 0.945 g/cm3 |
| Iupac Name | 2-hydroxyhexadecanoic acid |
| Synonyms | 2-Hydroxy palmitic acid |
| Structure | CH3(CH2)13CH(OH)COOH |
As an accredited 2-Hydroxyhexadecanoic Acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Amber glass bottle containing 25 grams of 2-Hydroxyhexadecanoic Acid, with a tamper-evident cap and detailed safety labeling. |
| Shipping | **Shipping Description for 2-Hydroxyhexadecanoic Acid:** 2-Hydroxyhexadecanoic acid is shipped in tightly sealed containers to prevent contamination and moisture absorption. The chemical is typically packaged under inert atmosphere if required and kept away from strong oxidizers. All shipments comply with safety regulations, including proper labeling and documentation. Store and transport at room temperature unless specified otherwise. |
| Storage | 2-Hydroxyhexadecanoic acid should be stored in a tightly closed container in a cool, dry, and well-ventilated area, away from incompatible substances such as strong oxidizers. Protect from light and moisture. The storage temperature should generally be at room temperature (20–25°C), unless otherwise specified by the manufacturer. Ensure proper labeling and avoid prolonged exposure to air to prevent degradation. |
Applications of 2-Hydroxyhexadecanoic Acid in Industrial Manufacturing2-Hydroxyhexadecanoic acid is a specialty fatty acid extensively processed in our facilities to precision standards required by high-end industrial sectors. We serve downstream manufacturers in several advanced applications, where technical purity, composition control, and compliance are mandatory throughout production and end-use. Here are the principal industrial domains where this raw material plays an integral, process-specific role. 1. Pharmaceutical Intermediate for Synthetic CeramidesLeading pharmaceutical formulators integrate our product as a critical precursor in the multi-step synthesis of bioidentical ceramides for dermatological actives and advanced skin barrier therapies. GMP batch traceability and narrow impurity profiles enable downstream hydrogenation and amidation processes without compromising yield or purity. Manufacturers align fatty acid ratios with fatty chain composition data based on patented formulations, which determine solubility, emollience, and biocompatibility profiles for the final API or finished dosage. Industry compliance standards
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2. Cosmetic Emollient in High-Performance Skin Care FormulationMajor personal care manufacturers specify our material in micro-refined grade as a structuring lipid in premium creams, serums, and emulsions. Their formulation chemists incorporate it for controlled delivery of occlusive and humectant active blends, managing viscosity and long-wear sensory attributes. Finished product stability relies on strict peroxide value and color index controls, and regulatory documentation aligns with REACH-registered identity and allergen status. Producers blend it with other C16 and C18 fatty alcohols to achieve the desired melting profile for hot-pour and emulsion systems. Industry compliance standards
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3. Biodegradable Lubricant Base Oil for Precision EngineeringLeading industrial lubricant blenders employ our fatty acid in biodegradable ester synthesis, targeting markets with environmental directives for non-toxic, hydrolytically stable lubricants. Technicians select grade based on acid value and oxidative stability, and blend it with polyols to form tailored esters for specific friction and viscosity parameters. Adjustments in synthesis process respond to end-use test results for load-carrying capacity and pour point. End-use in environmentally sensitive zones requires robust documentation on composition, bioaccumulation, and safe workplace handling. Industry compliance standards
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4. Specialty Surfactant Synthesis for Controlled-Release AgrochemicalsProducers of advanced agricultural formulations utilize our fatty acid as a compositional backbone for nonionic surfactants blended into controlled-release and wettable powder systems. Downstream chemical engineers monitor chain configuration and hydroxyl content to match surfactant balance requirements (HLB). Performance optimization centers on particle coating uniformity, reduced phytotoxicity, and improved dispersion in field trials. Quality-controlled input enables compliance with strict residue and traceability demands in regulated crop production. Industry compliance standards
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Every day on the factory floor, we work with substances whose details might seem invisible to most, but they matter enormously to those shaping the world of organic synthesis, pharmaceuticals, or lipid research. Among the molecules we know inside out is 2-Hydroxyhexadecanoic Acid. Manufacturing this compound doesn’t start with just ticking off purity numbers, it grows from deep experience with fatty acid chemistry and a clear understanding of industry needs.
In the lab, the story of 2-Hydroxyhexadecanoic Acid unfolds from palmitic acid, though the elegant hydroxyl functionalization creates significant changes. We’ve spent years refining our process to give customers a product with reliable consistency – not just one batch, but every drum and every kilogram. This kind of trust only comes from real involvement with raw materials, reaction conditions, and close observation at every step.
Chemists who use fatty acids see beyond generic white powders or liquids. 2-Hydroxyhexadecanoic Acid offers more than just a sixteen-carbon backbone. The hydroxy group at the second carbon changes the physical properties, handling characteristics, and downstream reactivity. We see its impact directly: it remains more polar than unmodified palmitic acid, which changes solubility and lends itself to esterification or conjugation routes not usually accessible with simple saturated acids.
One key difference from conventional palmitic acid or other chain-length alpha-hydroxy acids is that our product avoids much of the inconsistent color and trace impurity profile that plagues lower-quality material. We insist on traceable starting materials and thorough post-synthesis purification — we don’t merely filter and bottle, but guide each batch through controlled crystallization, and multiple quality checks by FTIR and NMR. This is not theoretical: every deviation we catch in the plant means less troubleshooting for a bench chemist or plant scale-up technician later.
Spec sheets tell a story, but real understanding comes from making the compound yourself. We target a minimum of 98% purity, not because it looks reassuring on a certificate, but because levels lower than this introduce unwelcome side reactions — sometimes in cosmetic blends, sometimes in pharmacological studies. Moisture content, acid number, and residual solvents all come under routine scrutiny, because they actually change melting points and reactivity. For example, small differences in melting range – typically seen from 69 to 72°C for this compound – can reveal process upsets or incomplete drying steps before we even reach the final QA.
Our team doesn’t rely only on instruments. We’ve learned from years of handling how the acid should feel when pressed between gloves, and how it behaves on open drying trays versus closed reactors. We also focus on color, since tints of yellow or tan indicate decomposition or metal contamination not always picked up on quick scans. These observations guide whether a batch meets our standards or gets reprocessed.
Synthetic chemists use 2-Hydroxyhexadecanoic Acid for its unique pattern of reactivity. It is much sought after in sphingolipid research, where the hydroxy group builds naturally into complex glycolipids. The nuances become clear when you try substituting a similar-length acid lacking the precise stereochemistry – yields drop, physical stability suffers, bioactivity changes.
In the cosmetic sector, formulators turn to this product because the hydroxy functionality increases water compatibility compared to regular saturated acids. This matters in designing emollients, skin barrier creams, or nutrient delivery systems. Melt behavior and odor control affect the experience for both lab staff and end users, so we select process routes that avoid off-notes or discolorations from trace side products.
A third area where experience comes to the fore is in analytical standards and reference materials. Many labs use our 2-Hydroxyhexadecanoic Acid as an internal standard for lipidomics MS or as a building block for labeled derivatives. Here, even tiny differences in mass spectra or retention time can skew results. Our process validation includes LC-MS matching against accepted high-grade material, not just spot checks for major byproducts.
Making high-grade alpha-hydroxy fatty acids isn’t as simple as running a standard ester hydrolysis or straight fatty acid purification. Every step from hydrogenation to selective oxidation carries risks of over-oxides or poorly controlled side-pathways. We’ve engineered reactors and set up air exchange protocols to manage these issues, learning every year from production runs under different seasons, raw material lots, and even shifting utility quality.
We encounter recurring tension between yield and quality. Higher temperature routes raise productivity, but we see increased tendencies to develop color bodies or reduce shelf life. With close monitoring and feedback from QC, we’ve adjusted parameters down to things like glassware choice, agitation speed, and even the source of nitrogen sparging to push down micro-contaminant levels.
Shipping also presents headaches. 2-Hydroxyhexadecanoic Acid can form clumps or stick if not packed at the right stage. We fill and seal under inert atmosphere and use barrier bags even for small orders, since any moisture ingress leads to caking and usability headaches. This might not show up on a short spec sheet, but it’s the difference between seamless downstream chemistry and wasted time on redissolution or powder break-up.
Many users, at least at first, ask if they can swap in similar alpha-hydroxy acids like 2-hydroxyoctadecanoic or 2-hydroxydecanoic acids in their systems. From direct production experience, we know the differences have serious implications. Chain length changes melting, handling, and final emollient properties. The 16-carbon chain of our product balances solid state handling with enough flexibility to blend well in both apolar and amphiphilic matrices. Lower or higher carbon numbers alter the product’s firmness or lead to separation when heated cycles occur.
Some ask about using technical grade or food-grade material found in generic supplier catalogs. The truth is, those grades often carry higher unsaponifiables and variable hydroxy positioning, both of which can render a batch useless for high-value analytical or bioactive work. Having made both technical and high-purity batches, we know what gets left behind in shortcut routes — unreacted palmitic acid, glycol impurities, colorants from partial oxidation or copper-catalyzed steps.
Another point of difference, which only practice uncovers, concerns the reproducibility of downstream chemical conversions. Esters, amides, and glycosides formed from our 2-Hydroxyhexadecanoic Acid show clean NMR spectra and run reliably in scale-outs. Colleagues using imported or re-bottled acid often contact us with questions about ghost peaks or poorly characterized byproducts. Consistency in plant processing is the main way to keep these surprises at bay.
We’ve learned from supplying both pharmaceutical and research teams that documentation matters just as much as the actual quality in the bottle. We keep detailed batch records, including full analytical data and chain-of-custody, not because it’s a regulatory checkbox but because we’ve seen the confusion that arises from unlabeled secondary bottles or missing lot numbers. When a scientific publication or regulatory submission relies on a precise compound fingerprint, the origins and audit trail really count.
Even more, we handle customer questions quickly, especially those related to trace impurity profiles or compatibility in bioactive formulations. Labs working on lipid metabolism or natural products synthesis often need nonstandard formats or packaging. We respond directly, with flexibility in pack size and full traceability back to initial synthesis runs. This is only possible because we manage every part of the process ourselves, rather than depending on middlemen or repackagers.
Working daily with 2-Hydroxyhexadecanoic Acid brings a sharp awareness of handling safety and environmental stewardship. We design plant operations to contain residues and manage all solvent waste with local compliance in mind. Years of routine exposure shape careful approaches – for instance, our staff always use protective equipment, not just for regulatory reasons, but because the hydroxy acid’s increased skin permeability hits harder than conventional non-hydroxy fatty acids.
We avoid shortcuts in neutralization or washing steps. Incomplete washing in production leaves residues behind that complicate lab handling or, worse, end up in finished products. Our neutralization steps use deionized water and are checked at multiple pH levels. By addressing these details, we reduce recall risk and long-term customer headaches.
Lab managers often worry about shelf life, and experience justifies the concern. 2-Hydroxyhexadecanoic Acid absorbs atmospheric moisture and can oxidize slowly if stored in open air. We’ve learned to recommend storage under nitrogen and, for larger volumes, in refrigerated conditions to hold off discoloration or subtle shifts in melting point. Customers following these protocols rarely report issues, while those storing in standard plastic jars near heat sources sometimes see gradual yellowing and texture changes.
To further ensure long-term usability, we provide small pack sizes where practical. This limits the number of times bulk drums get opened in busy labs. It’s an extra step, but it arose from direct observation — opening a big drum too many times introduces moisture and degrades quality, even when users do everything else by the book. These little tweaks, born from lived experience, keep our product in premium condition through months of storage and use.
The demand for 2-Hydroxyhexadecanoic Acid continues to grow, especially as research uncovers new metabolic pathways involving hydroxy fatty acids. We stay up to date by working with academic partners and pharmaceutical innovators, not just reading trends on paper, but learning what tweaks in solubility, melting, or high-throughput compatibility matter to next-generation users.
Production challenges never fully vanish. Occasional surges in raw material prices or supply chain slowdowns can squeeze both timelines and budgets. We combat this with longstanding supplier relationships and maintaining inventory buffers of both fatty acid feedstock and critical reagents. By running our own inventory and logistics, we sidestep many of the delays that dog companies who outsource core manufacturing.
New projects and custom formulations regularly enter our pipeline. Our process staff routinely advise on modifications for specific needs — maybe adjusting crystal form for special blends, or purifying to maximum clarity for analytical work. This feedback loop between production and application informs every improvement we introduce.
Questions come in from customers testing boundaries — adding the acid into new carrier oils, processing it through unusual esterifications, or blending into biodegradable packaging. By handling these challenges personally, rather than shuffling them off to outside consultants, we learn how subtle tweaks during manufacturing ripple into real-world use. This hands-on insight drives our next rounds of process tweaking, engineer training, and analytical method development.
No manufacturing process stays static. Equipment ages, new analysis technologies emerge, and regulatory landscapes shift. Our close involvement with 2-Hydroxyhexadecanoic Acid means each team member appreciates not just today’s best practice, but keeps an eye on tomorrow’s needs. We maintain an active improvement program, experimenting with alternative purification solvents, batch monitoring sensors, and greener synthesis routes. Each trial, successful or not, becomes the basis for another wave of product reliability.
Conversations with researchers and customers fuel this cycle. When partners spot a recurring issue — maybe small batch-to-batch shifts in melting, subtle odor changes, or minor impurity upticks — we go back to the line, check our records, test plant water quality, and adjust protocols. Because we own and run the entire process, these improvements feed directly into every subsequent kilo, rather than waiting years for upstream changes through a long supply chain.
Our commitment as an original manufacturer means we walk every step from raw material sourcing through delivery at the customer’s door. This depth of involvement means every batch of 2-Hydroxyhexadecanoic Acid tells a story of hands-on problem-solving, investment in quality, and day-to-day dedication to substance over appearances.
To the chemists, formulators, and analysts who depend on reliable supply and performance, these differences matter. We see our product field-tested every day in pharmaceutical, academic, and industrial settings. Every improvement we make comes from direct experience with both successes and setbacks in real-world conditions — a story that shapes everything we do with 2-Hydroxyhexadecanoic Acid, and will continue to guide our approach as our industry evolves.