| HS Code | 248691 |
| Chemicalname | α-Pinene |
| Molecularformula | C10H16 |
| Molarmass | 136.24 g/mol |
| Casnumber | 80-56-8 |
| Appearance | Colorless liquid |
| Odor | Pine-like, woody, turpentine |
| Boilingpoint | 156-157 °C |
| Density | 0.858 g/cm³ at 20 °C |
| Solubilityinwater | Insoluble |
| Flashpoint | 33 °C |
| Refractiveindex | 1.464–1.467 at 20 °C |
| Meltingpoint | -62 °C |
As an accredited Α-Pinene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The α-Pinene chemical is packaged in an amber glass bottle, 100 mL quantity, with a tamper-evident cap and hazard labeling. |
| Shipping | Α-Pinene is shipped in tightly sealed containers, protected from heat and direct sunlight. It should be stored in a cool, well-ventilated area, away from sources of ignition due to its flammability. Standard shipping regulations for flammable liquids apply, and appropriate labeling and documentation must accompany the shipment. |
| Storage | **Α-Pinene** should be stored in a tightly closed container in a cool, dry, well-ventilated area away from sources of heat, sparks, or open flames. Keep away from strong oxidizing agents and direct sunlight. Store at room temperature, and ensure proper labeling. Spillage and vapor buildup should be avoided, and appropriate chemical storage guidelines should be followed to prevent fire hazards. |
As a direct manufacturer of α-Pinene, we supply this high-purity monoterpene for a range of established downstream sectors where consistent composition and controlled functionality are essential. Below, our technical team outlines key application scenarios where industrial customers incorporate α-Pinene, highlighting operational standards, recommended dosing, manufacturing processes, and the core final product types seen across these specialized domains.
Industrial perfumery relies on α-Pinene as a cost-effective building block to produce pinene-derived aroma chemicals, notably camphene and borneol, integral for compounding complex fragrance bases. Our customers apply α-Pinene in continuous and batch reactors for catalytic isomerization or oxidation, tightly controlling raw material input to secure standardized scent profiles and purity required by luxury perfumery and home-care brands. Raw material traceability and GC purity data support compliance with both international and regional safety and labeling standards, which directly impact market access for consumer odorant formulations.
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Specialty resin producers incorporate α-Pinene as a primary monomer for terpene-phenolic and terpene-maleic anhydride resin production, valued for its reactivity and capacity to enhance resin gloss, tack, and molecular flexibility. The chemical structure enables controlled co-polymerization with phenolic or unsaturated acid comonomers, supporting differentiated adhesive, coating, and ink applications. Contractors rigorously confirm raw input against ISO and ASTM monomer specs to ensure final polymer consistency, especially given end-market regulatory scrutiny in packaging and laminating adhesive formulas.
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Professional and industrial cleaning sectors leverage α-Pinene for manufacturing terpene-based solvents that blend environmental biodegradability with high solvency power for oils, greases, and gum residues. Our customers use floating-bed or single-pass mixing lines to integrate α-Pinene with auxiliary esters or glycol ethers. Production lines select technical- or food-grade quality as dictated by the proximity of solvent application to food processing or pharmaceutical environments. Meticulous QA sampling, alongside adherence to chemical handling regulations, remains crucial to avoid off-odors or instability in concentrated and diluted end-use cleaners.
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Agrochemical formulators depend on α-Pinene's emulsifying and carrier properties in the preparation of botanical pesticide concentrates and formulation adjuvants, particularly for organic-certified and residue-sensitive markets. It facilitates active ingredient dispersion and increases spreading efficiency in field applications, with strict conformance to regional agrochemical standards and low residue mandates. Formulators precisely dose α-Pinene during the pre-mixing stage, optimizing concentration for emulsification without impairing phytotoxicity profiles. Regulatory-compliant documentation for natural origin and low environmental impact is standard for all customer shipments.
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Pharmaceutical manufacturers source high-purity α-Pinene for use as an antecessor in the synthesis of compounds such as verbenone, camphor, and related bicyclic terpene APIs and excipients. Strict adherence to global pharmacopoeial standards ensures its suitability and traceability in regulated API syntheses. Typically, the raw material enters the process as a defined purity input in chiral or selective catalysis, with process monitoring systems tracking conversion rates and by-products to maintain batch-to-batch reproducibility vital for regulatory approval. Validation records include detailed impurity profiling and supply chain transparency from our facility to the customer's finished warehouse.
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In food ingredient manufacturing, α-Pinene serves as a natural flavoring constituent, imparting piney, herbal, or citrus nuances in beverage syrups, confectioneries, and chewing gum bases. Our customers carefully monitor dietary compliance, raw material traceability, and flavor dosage to preserve consistency and avoid exceeding regional maximum allowed intake levels. Alpha-Pinene introduces at the pre-blending or compounding tank stage, contributing to multi-note flavor systems where stability under heat or in acidic matrices is critical. Full regulatory documentation, including batch traceability and purity analyses, supports customer audits and product registrations worldwide.
Industry compliance standards
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Competitive Α-Pinene prices that fit your budget—flexible terms and customized quotes for every order.
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Every day, the scent of pine marks the beginning of our process. Α-Pinene carries more than just that woodsman’s fragrance; it represents years of refining extraction and purification methods in our operations. As a terpene with the formula C10H16, it arrives in our hands from renewable sources, primarily from turpentine obtained through tapping mature conifers. Α-Pinene distillation relies on time, temperature, and vigilance. Purity and consistency matter in applications from fragrances to pharmaceutical intermediates. Each lot comes with transparency—no shortcuts, no unnecessary blends to stretch yield at the cost of quality.
Our α-Pinene appears as a clear, colorless liquid, bringing the distinct aroma of pine forests. Rigorous processing and fractional distillation ensure purity usually above 96%, with a boiling range between 155–156°C. Specific gravity at 20°C ranges from 0.858–0.865. We examine optical rotation closely to avoid isomeric confusion; our product holds steady at -40° to -50°. These parameters help downstream users achieve predictability in both performance and outcome. Limiting side compounds like β-pinene, camphene, or d-limonene minimizes unpredictability and off-notes.
Α-Pinene finds eager users across the flavor, fragrance, pharmaceutical, and adhesive industries. It takes center stage in scent formulations and essential oils, where natural freshness outweighs synthetic approaches. We have watched perfumers demand single-origin batches, especially those working on green, coniferous accords. Large volume customers blend our α-pinene into pine-based cleaning agents or disinfection products—a nod to both odor and functional microbial control.
In fine chemistry, α-pinene converts through chemical transformations—mainly oxidation—into camphor and borneol. Its role in chiral synthesis shouldn’t get overlooked. Over the last decade, increasing requests from labs working on hydrogenation and other stereospecific modifications confirm this trend. Paint and coatings manufacturers value our product as a diluent, where its low toxicity and high volatility help refine texture and dry times for alkyd resins or varnishes without leaving persistent residue.
Pinene isomers don’t forgive sloppy handling. Batches with excessive β-pinene, limonene, or even trace non-terpene impurities result in customer complaints and stoppages on production lines. We have invested in both physical separation equipment and precise chromatographic validation. End users benefit when the packaging itself is tight, chemical-resistant, and unreactive; otherwise, α-pinene’s volatility means loss of material or contamination from container interactions.
Weather and supply issues occasionally push up resin sources or alter precursor composition. Having close relationships with forest managers allows us access to consistent stocks, even during off-cycles in pine tapping. We stabilize product specifications with regular small-scale pilot distillations, ensuring bulk runs align with documented quality. Our chemists note that α-pinene degrades if exposed to light or air. Strict warehouse standards, regular container validation, and a quick dispatch policy sidestep most degradation risks for end users.
Counterfeiting and synthetic substitutions never serve anyone well—especially in aromatics, food, or fine chemical industries. Our α-pinene doesn’t just carry batch numbers; it’s supported with analytical data and supply chain provenance. Over years of close collaboration with analytical chemists, we’ve implemented methods like chiral chromatography and ¹³C NMR to authenticate material origin and isomeric purity. This attention eliminates ambiguity at the customer’s lab bench or in regulatory reviews, particularly for companies exporting to regions with tight natural product standards.
Some users benefit from traceable forestry practices. We frequently field requests for documentation on sustainable sourcing. Our purchasing teams interface directly with licensed foresters, avoiding the risk of material diverted from over-harvested or disputed lands. This diligence translates to real environmental stewardship—a requirement for both regulatory bodies and multinational users prioritizing responsible sourcing in their own supply chains.
α-Pinene stands out not simply by virtue of aroma, but for its chemical reactivity and downstream application flexibility. Compared to β-pinene, α-pinene is less prone to causing unwanted isomerization under standard storage and use conditions. β-Pinene often brings in a spicier, slightly resinous note that perfumers sometimes avoid for clean, airy accords. For industrial applications, α-pinene’s structure offers a more straightforward basis for oxidation reactions, leading directly to compounds like verbenone or pinene oxide—both valuable intermediates nowhere as easily accessed from β-pinene or d-limonene.
Competing terpene solvents such as limonene have their space in cleaning products, but limonene’s citrus odor limits utility in pine-based scents and disinfectants. Camphene, another turpentine derivative, presents higher flammability and lower value for fine fragrance. Among all these options, α-pinene serves as the top pick for processes demanding mild hydrophobicity, high volatility, and reliable pine characteristics. Manufacturers cutting costs with mixed-terpene fractions end up with unstable blends, and user complaints tend to follow.
Users face practical concerns around α-pinene’s storage. In our experience, exposure to oxygen and UV light initiates slow conversion to pinonaldehyde and other unwanted oxidation products. We favor nitrogen-blanketed tanks and tinted, metal drums on the shipping end. Precaution on the user’s end means quicker product turnover and storage in cool, shaded areas away from ignition sources or acids.
While α-pinene doesn’t rank as highly hazardous by epidemiological studies, it has strong interactions in closed environments. Adequate ventilation, proper PPE, and good industrial hygiene remain non-negotiable. Over the years, we have supported end users with practical guides—not just passive safety data—suggesting workflow design for batch and continuous applications. Waste handling earns special attention, since α-pinene’s volatility accelerates losses through ambient release. Collection vessels equipped with tight seals make a real difference in limiting evaporation for both economic and statutory reasons.
From the production floor, pressure to scale batch sizes tests process uniformity. We have found that old-school open kettle methods burn product and waste feedstock, while closed-loop distillation—a more capital-intensive approach—delivers superior separation and yield. Process control improvements enabled us to deliver thousands of metric tons annually without the quality drift seen in older plants. Our on-site technicians constantly run quality checks, adjusting fractionation cuts to respond to natural variability in turpentine input.
Global regulatory landscapes continue to tighten, especially for food-grade and pharma-grade terpenes. Our alpha-pinene meets current EU and North American standards, with full documentation supporting claims of absence for critical contaminants like peroxides or heavy metals. The shift towards “clean label” ingredients makes traceability more essential than ever. We expect auditors, brand owners, and consumers to keep demanding third-party certification.
We also watch biotechnology start-ups striving to bio-manufacture pinene from non-forest feedstocks, such as engineered microorganisms. While some of these innovations hold promise, the current economics do not match those of forest-derived streams. The aroma nuances and cost-to-yield ratio still favor extraction from turpentine at commercial scale. We interact with academic groups and process engineers to stay informed, ready to adjust if biotechnological routes mature.
Bulk buyers frequently want not just assurance, but a working partnership. Chemists and purchasing managers alike call for early notifications about shifts in pine resin source or changes in distillation parameters that could nudge odor or stability. We don’t treat these requests lightly. Years of open dialogue and supplying reference samples for pilot runs have made our relationships with formulators and technical managers resilient. We encourage pilots, feedback, and even process adjustments on our end to ensure real-world performance meets the mark every time.
Traceable, high-purity α-pinene, harvested and processed with a focus on reliability, continues to outperform cut-rate material and mixed-fraction imports. We value honest communication about what to expect in shipping schedules, seasonal feedstock variances, and specification tweaks. Our lab team fields analytical challenges, verifying questions about subtle batch-to-batch changes. Customers sometimes request tailor-made specification windows for specific end-use, and in practice, we frequently accommodate those, supplying everything from small bottles for high-end fragrance studies to full container loads for industrial-scale extraction or chemical synthesis.
Fragrance houses, cleaning product formulators, and chemical manufacturers each present challenges and teach us lessons about performance, shelf life, and logistics. One cleaning chemical customer noted that a competitor’s batch turned resinous and yellow within weeks, something we traced to poor stabilization. In our process, stabilizers and filtration protocols matter, as does strict control of pH during and after distillation. End users also benefit from our just-in-time delivery schedules, developed after years of hearing complaints about overaged shipments or pinene breakdown during storage in coastal warehouses.
In pharmaceutical and research applications, α-pinene serves as a building block for a spectrum of fine chemicals and natural health products. These applications tolerate less deviation in chiral profile or foreign residue. Our in-house team runs extra rounds of chiral purity analysis and offers supplemental data packages, ensuring regulatory and project-specific hurdles are cleared without holdup. The synthetic chemistry market rewards this diligence, since missteps lead to lost time and additional material costs.
Many new entrants to the field assume that α-pinene’s extraction is a solved problem, but ongoing optimization remains part of daily production. Turpentine’s composition shifts by year, forest harvesting region, and even atmospheric conditions. Separating isomers on a large scale brings practical chemistry challenges rarely discussed in data sheets. Over the years, we’ve upgraded fractional column designs, improved temperature control, and added continuous quality monitoring to spot unwanted byproducts early. Robust documentation and on-site troubleshooting with customers add value far beyond basic compliance.
Buyers in different fields approach our product with varying concerns, from odor solubility in alcohol blends, to stability in high-temperature resin applications, to purity for natural product syntheses. Most users appreciate being able to trace their product’s journey from resin tapping through to finished liquid, with clear technical documentation. Our production staff understands these priorities, and our business model incentives collaboration across departments—production, logistics, technical support—so end users receive more than just a drum or tote. They receive ongoing reliability.
Industry expectations have shifted towards full sustainability, and we work with teams across the supply chain to minimize environmental impact at each step. From selective resin tapping to responsible byproduct handling, our process reflects not just regulatory compliance but a proactive approach to resource preservation. We remain active in forestry stewardship groups and support third-party verification, ensuring raw material flows match the highest current standards.
Our commitment to transparency in sourcing and processing makes us a reliable supplier to companies seeking “natural” product claims or meeting voluntary environmental standards. As other sources—both synthetic and mixed-grade—struggle with origin and quality disclosure, our direct-from-forest approach stands secure. Food, fragrance, and technical users continue to respond positively to our focus on traceability and consistent supply.
The market for α-pinene rewards diligence, consistency, and clear communication. Our facility teams, chemists, and supply chain partners have delivered pine-derived α-pinene for years, building expertise through hands-on troubleshooting and real-world problem solving. Unlike secondary traders or brokers, we maintain direct accountability from resin tap to customer delivery. The difference in product quality and service becomes evident in both seamless production and fewer downstream surprises.
Our doors are always open to technical queries, application trials, and site visits. We place a premium on real answers, whether a request comes from a perfumer balancing top notes or a resin chemist scaling up for a new coating line. Each drum reflects the reality that knowledge, experience, and rigorous quality controls combine to keep alpha-pinene not just a simple terpene but a trusted mainstay of natural chemistry in both modern and traditional industries.
