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D(-)-Arabinose

    • Product Name D(-)-Arabinose
    • Alias L-arabinose
    • Einecs 200-016-1
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    162474

    Product Name D(-)-Arabinose
    Cas Number 5328-37-0
    Molecular Formula C5H10O5
    Molecular Weight 150.13
    Appearance White crystalline powder
    Melting Point 160-163°C
    Solubility In Water Soluble
    Optical Rotation [α]D20 -104° (c=1, H2O)
    Purity ≥99%
    Storage Temperature 2-8°C

    As an accredited D(-)-Arabinose factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing D(-)-Arabinose is packaged in a sealed, amber glass bottle containing 100 grams, labeled with product details and safety information.
    Shipping D(-)-Arabinose is shipped in tightly sealed containers to prevent moisture absorption and contamination. It is typically packaged in polyethylene bottles or bags. The containers are clearly labeled with hazard and handling information. The product is transported under ambient conditions, away from strong oxidizers, in compliance with applicable chemical shipping regulations.
    Storage D(-)-Arabinose should be stored in a tightly closed container, in a cool, dry, and well-ventilated area, away from moisture and direct sunlight. It is sensitive to heat, so refrigeration (2–8°C) is recommended for long-term storage. Protect from strong oxidizing agents, and ensure the storage area is free from incompatible substances to maintain product stability and purity.
    Application of D(-)-Arabinose

    Applications of D(-)-Arabinose in Industrial Manufacturing

    D(-)-Arabinose, a pentose monosaccharide produced through advanced hydrolysis and purification processes, finds specialized roles across various industrial sectors. As a dedicated manufacturer, we guarantee stringent control of purity, particle size distribution, and traceability to support the unique formulation and regulatory demands of each downstream application.

    1. Pharmaceutical Synthesis: Antiviral Nucleoside Manufacturing

    D(-)-Arabinose serves as a critical chiral building block in the synthesis of antiviral nucleoside analogues, including cytarabine and vidarabine. Our material enters the nucleoside intermediate stage, where enantiopurity and trace-metal content dictate batch acceptance. Strict process monitoring with validated analytical procedures ensures compliance with pharmaceutical quality management systems. Partner manufacturers apply precise reaction stoichiometry to achieve target isomeric purity and minimize side product generation in multi-step synthesis.

    Industry compliance standards

    • ICH Q7: Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • USP-NF and Ph. Eur. monographs for pharmaceutical excipients and intermediates
    • 21 CFR Part 211: Current Good Manufacturing Practice for Finished Pharmaceuticals
    • Chinese Pharmacopoeia (ChP) standards for related substances and heavy metals

    Typical usage ratio

    • 0.95–1.05 molar equivalents in coupling reactions; optimized based on nucleoside synthetic pathway and loss during recovery and purification

    Downstream process integration

    • Reactant in glycosylation step for nucleoside core assembly
    • Subjected to enzymatic or acid-catalyzed transformation
    • Subsequent purification using preparative chromatography systems
    • Quality release only after multi-parameter QC assay

    Final product types

    • Cytarabine (chemotherapy active pharmaceutical ingredient)
    • Vidarabine (antiviral active pharmaceutical ingredient)
    • Nucleotide research reagents
    • Other modified nucleoside APIs

    2. Food Ingredient Manufacturing: Low-Calorie Sweetener Production

    Food-grade D(-)-Arabinose is integrated as a rare sugar to produce alternative sweeteners targeting sugar substitution applications. Technical teams focus on consistent particle morphology and microbiological profile control. Food processors utilize the material in enzymatic conversion to yield high-purity L-arabinose derivatives and other non-digestible oligosaccharides. These ingredients are deployed in functional food and beverage formulations where chronic sugar intake is limited by global health regulations.

    Industry compliance standards

    • GB 29938—National Food Safety Standard for rare sugar as food additive
    • FDA GRAS Notice Inventory for D-Arabinose and related sweetener substances
    • JECFA food additive specifications
    • ISO 22000:2018 Food Safety Management Systems

    Typical usage ratio

    • 1–3% by weight in direct formulation of tabletop sweeteners; up to 6% for conversion to oligosaccharide syrup subject to desired sweetness and viscosity

    Downstream process integration

    • Dosing into blending tanks or enzymatic reactors
    • Monitored for residual reducing sugars and heavy metals before downstream concentration
    • Final product adjusted for bulk density, color, and organoleptic profile
    • Fill-finish into retail or bulk industrial packaging

    Final product types

    • Low-calorie tabletop sweeteners
    • Functional beverage syrups
    • Diabetic-friendly bakery premixes
    • Non-cariogenic confectionery ingredients

    3. Biotechnological Applications: Polysaccharide Research and Synthesis

    D(-)-Arabinose acts as a reference standard and reactant for polysaccharide structure-function studies in biotechnology sectors. Laboratories and pilot-scale manufacturers rely on high-purity grades to track carbohydrate metabolism pathways and to synthesize arabinan oligosaccharides. The production process demands close control of endotoxin levels and low-molecular-weight impurities, validated by batch-specific COA and spectral analysis. Researchers employ the material in metabolic labeling and enzymatic degradation protocols for plant cell wall analysis and prebiotic ingredient development.

    Industry compliance standards

    • ISO 17034:2016 (General Requirements for Reference Material Producers)
    • GLP (Good Laboratory Practice) for analytical and biotechnological workflows
    • REACH substance registration for laboratory chemicals (Europe)
    • OECD Test Guidelines for chemical and enzymatic testing

    Typical usage ratio

    • 50 mg/L to 5 g/L for metabolic labeling and enzyme assay studies, adjusted per experimental design and detection limits

    Downstream process integration

    • Dissolved in sterile buffer for microbiological cultures and assay development
    • Direct substrate in glycosyltransferase or arabinosidase enzyme reactions
    • Formulated into calibration and control samples for quantitative analyses
    • Used as feedstock for plant-derived oligosaccharide synthesis

    Final product types

    • Reference standards for analytical laboratories
    • Bioactive oligosaccharides for prebiotic research
    • Enzyme activity testing kits
    • Metabolic tracers for plant and microbial studies

    4. Chiral Chemical Intermediate Manufacturing: Fine Chemical Synthesis

    The controlled optical purity of D(-)-Arabinose supports manufacturers in producing specialty chiral intermediates for agrochemicals and advanced materials. The crystalline form ensures reliable solid dosing and reproducibility in asymmetric synthesis steps, often serving as a carbon backbone donor or chiral auxiliary. Industry partners require documented batch consistency, validated by chiral HPLC. The material enters early synthesis stages and influences downstream reaction yields and selectivity in fine chemical plants.

    Industry compliance standards

    • ISO 9001:2015 Quality Management System for fine chemical production
    • REACH conformity for import and handling in EU markets
    • SDS and GHS labeling per regional chemical safety requirements
    • Internal customer audit protocols for batch traceability

    Typical usage ratio

    • Stoichiometric quantities typically in the 10–25% mass fraction of the overall reaction mixture, adjusted for target molecular yield and side reactions

    Downstream process integration

    • Charged into synthesis vessels for condensation or cyclization reactions
    • Functions as either chiral carbon donor or auxiliary, removed or derivatized in situ
    • Intermediate isolated by fractional crystallization or solvent extraction
    • Monitored by enantiomeric excess and chemical purity after isolation

    Final product types

    • Chiral ligands for asymmetric catalysis
    • Herbicide and pesticide intermediates
    • Building blocks for performance polymer additives
    • Chiral specialty chemicals for material science
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    Certification & Compliance
    More Introduction

    D(-)-Arabinose: Expertise from the Source

    Some chemicals present genuine challenges, from their extraction to their purification. D(-)-Arabinose belongs to that rare group of fine sugars where handling, exact knowledge, and persistent refining set the genuine producer apart from those who just move product down a chain.

    Model and Specifications from Direct Experience

    The D(-)-Arabinose we manufacture draws on a quarter century of hands-on research and real-world batch refinement. Each lot leaves our site exceeding the 99% purity benchmark—not because it sounds impressive on a certificate, but because the molecule’s role in the next step of our customers’ value chain doesn’t allow for error. After thousands of hours spent troubleshooting crystallization, solvent system tweaks, and downstream clean-ups, we’ve landed on a process that discards generalized shortcuts in favor of reliability and replicability over scale.

    Most commonly, our chief production model delivers D(-)-Arabinose in crystalline powder form. Purity isn’t a line item: it defines the usability for demanding syntheses, from chiral pool building blocks to specialty pharmaceutical intermediates. We’ve tested batch after batch to ensure moisture falls below 0.5%, as even minor water content can skew subsequent reaction outcomes. Particle size matters only as far as it truly impacts handling for our largest buyers. We leave out extended discussions of “unique physical properties” since the real test comes when a customer’s protocol runs dependably every time, blending seamlessly into fermentation, derivatization, or polymerization steps.

    Practical Uses and Why They Matter

    Over the last two decades, we’ve seen D(-)-Arabinose become an anchor material for industries that can’t tolerate unpredictability. Synthetic chemists rely on our output for stereoselective reactions. Researchers advancing nucleoside analogs, rare sugars for medical imaging, and robust flavor modulators come back to our plant after seeing the consistency firsthand. Our own R&D team spent years tracking subtle behavior shifts between sources of pentose sugars; those minute inconsistencies—undetectable through coarse analytical methods—often end up as major productivity headaches on the user’s end.

    Routes requiring D(-)-Arabinose’s specific chirality can’t tolerate cross-contamination with L-forms or with misidentified pentose sugars often found in lower-grade imports. The smallest misclassification, whether by bad luck or by slack QA, rapidly undermines stereospecific reactions. We recall supporting a partner in Japan whose early-stage research stopped for weeks when a competing supply turned out to contain significant L-Arabinose isomer contamination. Accurate labeling and batch records sometimes tell only half the story; the real assurance comes from a producer unwilling to offload even marginally aberrant product. In our facilities, production runs halt when deviations emerge, and batches that fall short become internal feedstock, never client-bound material.

    In food science labs, D(-)-Arabinose increasingly features as a tool for developing specialty flavorings or modern low-calorie formulations. Here, genuine ingredient origin clarity drives both R&D credibility and consumer trust. End users in clinical research—and more often their regulatory partners—push for full traceability, from raw material acquisition through each propulsion step of the manufacturing process. Years before compliance standards required it, we published our process flows and openly audited critical control points, inviting external scrutiny and learning from each review.

    What Sets Producer-Knowledge Apart

    Discussions of quality between true manufacturers and third-party brokers always reveal a philosophical gap. Middlemen invest their time in logistics; our historical focus runs to mastering fermentation and purification at the molecular level. For D(-)-Arabinose, this means adapting fermenter control strategies batch-by-batch, sometimes changing nutrients or temperature ramps based on real-time feedback—not dogmatically sticking to the playbook, but listening to how crops, seasons, or supply chain variations impact the yield and purity coming off our columns. Knowledge gets built slowly over the years: you learn which enzymes best drive isomerization from D-glucose to D-arabinose, and you catch the noise in the spectrum that signals a problem before numbers drift noticeably off-spec.

    It’s tempting to believe that commodity chemical manufacturing turns mainly on price, but end users of D(-)-Arabinose teach us that peace of mind beats lowest cost. Researchers can’t afford failed syntheses or months lost to revalidating critical reagents. Producers who control upstream and downstream logistics—instead of farming out steps—give transparency and confidence to industrial, academic, and clinical scientists relying on accurate, reproducible results. In our facility, a batch of D(-)-Arabinose doesn’t “clear QA”; it undergoes round after round of chemical, chromatographic, and microbial confirmation because our own future product lines may use it, and our standards stay higher because of that.

    We’ve seen that chemical complexity amplifies risk every time a supply chain step introduces new players. Outsourced purification, or off-site packaging, opens cracks for contamination—trace heavy metals, solvent residues, the sorts of hard-to-see penalties that pop up in later stages. Our philosophy remains simple: handle each critical path in-house, reduce parties touching the material, and address quality questions before they leave the production floor. New customers sometimes ask about response times in the face of quality claims; for us, every batch connects to data records traceable through a single site, allowing real-time problem-solving that isn’t possible when multiple vendors or traders stand in the middle.

    Differences from Competing Products

    Sales literature frequently describes D(-)-Arabinose as “available” or “customizable,” shrinking the genuine technical distinctions into marketing copy. We’ve run HPLC analysis on samples from around the world, and our lab regularly uncovers differences that never make it to commercial paperwork—the cation profiles, minor pentose traces, and actual molecular purity all vary dramatically. In one comparative run, a batch of supposedly high-purity D(-)-Arabinose sourced abroad carried a persistent 1.5% maltose impurity, invisible except on advanced detection hardware, but disastrous for customers developing fermentation-based diagnostic reagents. Purity sits beyond a single number: it covers the guarantee that all microbes, allergens, and byproducts are controlled and reported, whether the buyer asks or not.

    Standard commercial imports often collapse on temperature or humidity exposure—all it takes is a day at the dock or a week in transit with uncontrolled climate, and a container of D(-)-Arabinose arrives caked, brown-tinted, or showing altered IR spectra. We pack and ship our lots from climate-controlled warehouses, and follow up with frequent post-shipment retention testing, giving honest results to repeat buyers. We’ve taken back product three months out, not from defect, but from a customer unsure if their process error traced to incoming material; shared responsibility always trumps blame-shifting down a faceless chain.

    Our powder never gets bulked up with fillers or unnecessary anti-caking agents; each addition complicates high-specificity synthetic or biological use. Cosmetic grades, food additives, or even finely milled D-ribose powders from global sources often include minor stabilizers—trivial for a drink maker, deal-breaking for a pharmaceutical lab isolating absolute isomer purity. We maintain single-source production, log every additive or even change in process utilities, and flag all deviations centrally. The facility itself hosts integrated monitoring and in-line analytical capabilities that keep real-world impurity risk below competition, day after day, not just in “inspection ready” moments before audits.

    Supporting Facts and Customers’ Real-World Demands

    In 2022, a partner working on RNA therapeutics approached us after laboratory-scale pilot runs using competitor D(-)-Arabinose batches produced inconsistent oligonucleotide profiles. Initial analytical checks passed, but persistent downstream reaction failures traced back to pentose-level impurities in competitor samples. We ran replicate batches using our material; the customer witnessed an immediate improvement, not just in yield but in the overall efficiency of downstream purification methods. Their internal documentation showed a 15% process yield gain attributed solely to switching base material. While numbers like these rarely travel beyond a customer’s internal reports, they highlight why manufacturer-level oversight can’t be replaced with trading or sourcing “solutions.”

    On the academic side, researchers at a European institute working on carbohydrate-active enzymes spent two years troubleshooting anomalous results, only to discover mislabeled pentose species contributed chiral mismatches in preliminary enzyme specificity data. We ran trace-level structural analysis via LC-MS, pinpointed the error, and tailored subsequent batches so their work could move forward. These aren’t isolated events; most experienced synthetic carbohydrate chemists can list similar stories where “market available” doesn’t translate to “research ready.”

    Continual Improvement, Not a One-Time Pitch

    The pursuit of higher purity D(-)-Arabinose and better control over crystallization quality led us to re-invest in process analytics, bringing in in-line ATR-FTIR and regular inter-lab calibration rounds. Each “unexpected” process hiccup becomes a learning point. A few years ago, we caught a batch accumulating trace phosphate during a maintenance-induced deviation—most industry labs might have blended this out or simply diluted final lots to regulatory conformity. Instead, we documented, isolated, and destroyed the batch, overhauling our preventative maintenance and installing enhanced filtering safeguards that reduced similar deviations ever since. Few outside the factory floor ever see these kinds of day-to-day adjustments, but such details keep batches consistent and confidence high across every type of application—academic, industrial, or medical.

    We rarely subscribe to business philosophy built on transaction volume. Any D(-)-Arabinose run destined for research, pharmaceutical, or advanced manufacturing customers undergoes an extended scrutiny that rewards detail-oriented science over cost-saving shortcuts. Sourcing contracts rarely mention trace bioburden or the exact polymeric distribution of sugar powder, but we include them in our analysis because the science depends on it. This producer-centric approach means new users get not just a chemical with a certificate, but a material that we and our technical team trust with our own in-house runs—used by us, not just shipped by us.

    Solutions for Industry Challenges

    We’ve had to solve several common problems facing end users of D(-)-Arabinose. Long shipping and customs delays in hot and humid climates risk product degradation, so we developed high-barrier multi-layer packaging backed by sensor-logged transit, tracking both internal humidity and temperature. Any significant anomaly triggers a batch hold for pre-release retesting. These aren’t favored by high-volume distributors who want bulk movement at lowest expense, but over years the lost downtime for customers drops, unreported contamination shrinks, and new applications in medical, biochemical, and material science flourish as the market grows more confident in base material uniformity.

    On the lab side, users often raise concerns about batch-to-batch variability, especially when moving from pilot-scale chemistry to full production. Recognizing the cost and time consumed in re-optimizing processes, we expanded our real-time analytics to include NMR-based fingerprinting, tying each batch chronologically to a cross-referenced, in-house standard. This reduces drift and cutbacks on unnecessary troubleshooting. Our feedback system encourages open dialogue: a customer reporting even suspected off-trend behavior finds experienced chemists on the other line, not just account managers. Where questions remain unresolved, we dedicate R&D staff to on-site process troubleshooting, a practice that shortens feedback loops and builds relationships grounded in trust, not transactions.

    Direct Manufacturer Value for Research & Industry

    Each year, the technical expectations for D(-)-Arabinose grow more demanding. Researchers want lower detection limits for contaminants, more detailed traceability documentation, and expanded guarantees of biological inertness and allergen safety. Our scale-up pipeline reflects this push: more robust equipment validation, redundant batch testing, and strict contingency planning for quality deviation. Our track record reflects broader performance—loss rates for nonconformities average less than 0.05%, and response times from QA-directed review to corrective action typically fall within hours. Clients, particularly those in pharmaceutical and clinical diagnostic fields, mention these numbers as crucial differentiators in their supplier risk assessments.

    We put process development at the center of our operation, continuously refining extraction, isolation, and analytics. Industry bodies recognize genuine innovation not by what’s advertised on a webpage, but by measurements and comparisons: repeatable HPLC signatures, predictable impurity profiles, and clear origin trails. Collaboration partners who visit our plant inspect how each control point fits not just into paperwork compliance, but everyday good manufacturing practice. These are learned habits—the mark of a manufacturer with both technical and operational commitment to producing true D(-)-Arabinose, not repackaged commodity sugar.

    Looking Ahead

    With D(-)-Arabinose underpinning so many breakthroughs in life sciences, fine chemicals, and specialty food ingredients, the expectation from direct manufacturers won’t relax soon. As genomic and metabolic engineering applications widen, and with ever-stricter regulatory and end-use certification protocols, the only way to keep pace lies in deeper control and a willingness to share transparent, defensible process histories. Our team continues to invest in new analytical technology, internal staff training, and cross-functional batch review so users—from legacy partners to the next generation of innovators—never have to guess at the reliability or origins of their core raw materials.

    If today’s challenge means rebuilding a process to achieve higher purity, or eliminating one more hard-to-detect impurity, the answer starts and ends with manufacturer-side science—not marketing, not tiered distribution. That’s how we believe D(-)-Arabinose should be made, and why our customers keep trusting direct expertise over market convenience.