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HS Code |
315133 |
| Iupac Name | 1-[(3,4-dimethoxyphenyl)methyl]-3,4-dihydro-6,7-dimethoxyisoquinoline |
| Molecular Formula | C20H23NO4 |
| Molar Mass | 341.40 g/mol |
| Cas Number | 142273-20-9 |
| Appearance | White to off-white solid |
| Solubility | Soluble in organic solvents (e.g., DMSO, ethanol) |
| Smiles | COC1=CC(=C(C=C1)CC2CN=CC3=C2C(=C(C=C3)OC)OC)OC |
| Inchi | InChI=1S/C20H23NO4/c1-22-16-8-15(7-14(11-16)10-21-12-13-5-6-19(23-2)20(24-3)9-13)18-17(14)25-4/h5-9,11-12,21H,10H2,1-4H3 |
| Logp | Estimated 3.5-4.0 |
| Storage Conditions | Store at room temperature, protected from light and moisture |
As an accredited 1-[(3,4-Dimethoxyphenyl)Methyl]-3,4-Dihydro-6,7-Dimethoxyisoquinoline factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The chemical is supplied in a 5-gram amber glass vial with a tamper-evident cap, labeled with name, purity, and hazard warnings. |
| Shipping | The chemical `1-[(3,4-Dimethoxyphenyl)Methyl]-3,4-Dihydro-6,7-Dimethoxyisoquinoline` is shipped in a tightly sealed, chemically resistant container, protected from moisture and light. It is handled according to standard hazardous material protocols, with appropriate labeling and documentation, and transported via a certified carrier specializing in chemical shipments to ensure safety and compliance. |
| Storage | Store **1-[(3,4-Dimethoxyphenyl)methyl]-3,4-dihydro-6,7-dimethoxyisoquinoline** in a tightly sealed container, protected from light and moisture. Keep at room temperature (15–25°C), away from sources of ignition and incompatible substances such as strong oxidizers. Ensure ventilation in the storage area and label containers appropriately. Follow local regulations for chemical storage and dispose of any waste in accordance with institutional guidelines. |
Applications of 1-[(3,4-Dimethoxyphenyl)Methyl]-3,4-Dihydro-6,7-Dimethoxyisoquinoline in Industrial ManufacturingAs an experienced manufacturer specializing in advanced aromatic isoquinoline derivatives, we supply 1-[(3,4-Dimethoxyphenyl)Methyl]-3,4-Dihydro-6,7-Dimethoxyisoquinoline to downstream industries where targeted complex molecule building blocks are required. We support global customers in regulated sectors by aligning our material specifications, traceability, and documentation with stringent industrial application needs. 1. Pharmaceutical Intermediate for Tetrahydroisoquinoline Alkaloid SynthesisDownstream pharmaceutical manufacturers use this intermediate in the synthesis of specific tetrahydroisoquinoline-based APIs, where the compound introduces a protected aromatic fragment crucial in the stepwise construction of targeted molecules such as antihypertensives and neuropharmacological agents. Strict quality and impurity controls are necessary to meet batch reproducibility during multi-stage synthesis, ensuring the downstream process generates drug substances compliant with regulatory submissions. Industry compliance standards
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2. Fine Chemical Intermediate for Advanced Organic SynthesisSynthetic chemical producers employ this isoquinoline derivative as a site-specific coupling agent and protective group introducer in the custom synthesis of advanced fine chemicals. Its aromatic methoxy substituents allow for selective reactivity in controlled substitution reactions needed for specialty dye, ligand, or catalyst manufacturing. Consistent isomeric composition and low residual solvent are key to avoid downstream process deviations. Industry compliance standards
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3. Precursor in Active Agrochemical Molecule ProductionSelect agrochemical manufacturers utilize this compound to generate novel alkaloid-inspired structures in crop protection R&D, particularly in synthetically modified biopesticide lead compounds. The structure introduces unique steric hindrance and electronic character favored for screening in new generation fungicides or growth regulators, and traceability in impurity and residual solvent content is critical for regulatory field studies. Industry compliance standards
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4. Intermediate for Modified Benzylisoquinoline-Based Research CompoundsCRO/CDMO and academic sector clients incorporate this isoquinoline derivative in libraries of tailored benzylisoquinoline molecules for preclinical research, structure-activity relationship (SAR) exploration, or in molecular probe development. The protected methoxy groups facilitate regioselective modifications needed for producing reference compounds for biological assay or mechanistic study, where documentation for identity and trace trace impurity levels supports downstream reproducibility and patenting work. Industry compliance standards
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Building specialty chemicals from the ground up is more than just chemistry; it comes down to skill, reliability, and deep respect for the materials we put out. Working for years as a chemical manufacturer, I have seen firsthand why quality and consistency matter with each batch of 1-[(3,4-Dimethoxyphenyl)Methyl]-3,4-Dihydro-6,7-Dimethoxyisoquinoline. The name may be a mouthful, but those familiar with advanced intermediates know this compound plays a key role where selectivity and purity can't be optional.
In this business, detail goes beyond theory. 1-[(3,4-Dimethoxyphenyl)Methyl]-3,4-Dihydro-6,7-Dimethoxyisoquinoline stands apart because its production takes a sharp hand from the raw incoming feedstock right up through quality control. We put significant focus on regulating the particle profile, moisture level, and color clarity since even slight fluctuation in any of these can impact lab results. As the manufacturer, each batch reflects standards developed from years of feedback. The actual model we supply targets a high benchmark for chemical purity and well-defined crystalline form, catering to those who understand subtle impurities can derail complex syntheses. Our specification sheets draw from actual production data, not just literature values, allowing real-world performance to drive how we define lot acceptance.
One of the points I emphasize with this compound concerns its methyl-dimethoxy substitution pattern. This structure brings a unique balance of electron density and steric fit that influences downstream reactivity. Our production teams understand not just the recipe but the nuance in crystallization, drying, and scale-up, which in turn minimizes problematic trace byproducts. We don’t chase theoretical purity—our analytical chemists back up claims with validated instrumentation calibrated with reference standards. The benefit for researchers: no guesswork when moving from gram scale to pilot plant.
Our experience tells us that solvents, temperatures, and oxygen levels during manufacturing can make or break the end product’s usability. That’s why we control parameters more tightly than some would consider necessary just to edge out material that doesn’t meet the intended purpose. We operate from our own protocols instead of chasing book values, based on years of running this synthesis and addressing subtle inconsistencies customers had flagged. We keep our analytics open—accessible COA, direct access to the technical staff that actually ran the tests. Customers regularly mention tighter melting point range and color characteristics compared with material sourced from resellers or batch aggregators. This comes from respect for every step in the process, not luck.
Most of the requests for this isoquinoline derivative come from pharmaceutical research and development or advanced material synthesis. I’ve found that it serves as an irreplaceable intermediate for several modern APIs where the sensitivity to both base and acid must be finely controlled. Customers have reported improved reaction yields when switching to our in-house produced material, a fact I attribute to the controlled absence of side products. For those optimizing multi-step syntheses, avoiding recurrent purification steps ranks high. That’s where we step in. Because we manufacture everything in-house, there’s no waiting game for cross-continent third-party labs, nor do researchers have to take chances with questionable storage and transit conditions.
In process chemistry, comparability between batches over time speaks volumes. We have supported clients working on reference standards, scale-up studies, or regulatory documentation, who need more than win-some-lose-some sourcing. Having direct oversight on the line, I can confirm each shipment includes a robust analytical package, not just bare-minimum paperwork. Some clients use the compound in palladium-catalyzed reactions, others rely on its role as a protected amine precursor. Either way, less downtime tweaking conditions or washing columns pays back multifold.
Competitor offerings often focus just on meeting minimum listed assay on HPLC or NMR. From what customers share, typical market-stocked grades can hide an array of minor and unidentified peaks—sometimes enough to introduce unwanted side reactions. Our lab does not gloss over low-level impurities, especially those arising from residual catalysts or process solvents. Our QA protocol includes a battery of gas chromatography, NMR, and IR analyses to check for even elusive contaminants. The way we produce 1-[(3,4-Dimethoxyphenyl)Methyl]-3,4-Dihydro-6,7-Dimethoxyisoquinoline, physical form is tailored through carefully controlled crystallization—not just bulk precipitation—which prevents muddling by trapped solvent and ensures that filtration downstream is as efficient as possible. Manufacturers with little or no production oversight do not pick up on this nuance; traders rarely know the details beyond catalog claims.
One major point of differentiation stems from logistical integrity. Incoming raw materials never linger past shelf-life, and we maintain an audit trail from receipt to exit. Rather than rely on drop-shipped goods, we guarantee our product moves directly from reactor to packaging under environmental conditions proven to preserve both stability and texture. Other sellers tend to re-bottle or delay shipment, raising the risk of cross-contamination and label confusion. This sounds minor, but those working on sensitive targets understand the cost of rerunning an experiment from mishandled or outdated material.
It can be tempting in research to take shortcuts with lesser-known intermediates or cut corners on chemical input, especially when scaling up or facing shipment delays. Based on experience, a single unwanted impurity, introduced by inadequate bottom-line cleaning or supplier turnover, will haunt downstream chemistry for weeks. We address this head-on. By running the entire process onsite, under experienced supervision, we control not just the core chemistry but also packaging, labeling, and documentation. Clients who have suffered supply chain interruptions or lot-to-lot inconsistency have found reliable partners in direct manufacturers like us. Unlike drop-shippers, our responsibility includes after-sale support by the team who made and packed the batch, so resolving occasional issues turns into a conversation rather than a blame game.
From practical perspective, we've invested in better storage and tracking data. This way, we match order fulfillment with real-time inventory and shelf-life status. Once, a client flagged mild discoloration in a shipment, and our lot tracking pinpointed a packaging tweak. Immediate reformulation replaced that lot, preventing repeat issues. This accountability makes future production better for all users, not just the loudest clients. Our technical team also welcomes discussion on modified specifications or unusual synthetic hurdles. More than one pharmaceutical startup has come to us struggling with obscure side reactions found only after pilot runs. By diving into batch analytics with them, many inefficiencies get resolved.
Our feedback lines stay open. Each question about process, impurity profile, or handling is answered by production chemists and QA staff with years on duty. We stand by actual results and product behavior, not statistics tailored to please. Over time, our reputation owes its strength to repeated proof—error logs, customer recommendations, and an audit history anyone can follow. Industry partners benefit by knowing there’s more behind a sample than the price-tag. As global supply chains get more complex, direct manufacturing plays a larger role in safeguarding research progress and regulatory compliance.
Chemicals like 1-[(3,4-Dimethoxyphenyl)Methyl]-3,4-Dihydro-6,7-Dimethoxyisoquinoline command respect for a reason. Their synthesis, handling, and delivery combine into tools that laboratories and process engineers trust to drive advanced outcomes. We contribute to this trust by keeping every batch closely checked, offering thorough analytical backup, and supporting users through the practicalities of experimental work. The aim has never been to just sell chemicals; it’s always been to elevate results, one batch at a time.
Every chemical plant leaves a footprint, good or bad. Over the years, our operations have adopted better solvent recovery, waste handling, and energy management. While this might not instantly show up in assay values, consistent improvements in process safety and reduced emissions benefit both end-users and the wider community. Certain steps in making 1-[(3,4-Dimethoxyphenyl)Methyl]-3,4-Dihydro-6,7-Dimethoxyisoquinoline used to generate more waste than necessary. We worked through small adjustments in catalyst choice and filtration. Now, our process runs cleaner, and customers can document greener sourcing in their own compliance checks. For many research groups, this supports a broader push toward sustainable innovation.
We run ongoing training for plant operators, managers, and logistics teams to ensure best practices in every handoff. Having worked the floor myself, I know this matters; even a simple slip in batch labeling or container prep creates headaches. Our auditing system builds in equipment maintenance and routine cleaning schedules, catching problems before they cross into customer labs. Anyone using competitive materials can relate to the frustration of unreliable quality and spotty paperwork, both of which put unnecessary stress on downstream research and manufacturing.
Working closely with pharmaceutical and specialty chemical developers, we see where our material slots into high-value, high-precision processes. Researchers aiming for novel heterocycle constructs, especially where amine protection and deprotection cycles set tight margins, often want insight into impurity fingerprints. Our analytical packages include full tetra-NMR and in-depth MS, along with trace metals scanning if requested. Those performing peptide chemistry or asymmetric synthesis have cited cleaner product bands on TLC, directly tied to our control over every intermediate. Intermediates like this serve as the connective tissue in complex synthetic schemes—errors multiply if the backbone isn’t solid.
Unlike products aggregated from unknown sources, which may suffer exposure, repacking, or cross-contamination, compounds made on our lines move under controlled conditions from reactor to final bottle. This approach has proven essential for customers applying our material in GMP-regulated environments or scale-up runs. Our technical support reflects years of direct experience with the chemistry and the equipment. If a customer faces unusual solubility issues or seeks batch-specific handling guidelines, answers come not from a script, but from the troubleshooters responsible for those liters or kilos. This tight manufacturer-user feedback loop leads to rapid resolution and process improvement for both sides.
Modern research doesn’t pause for “out of stock” notifications. We schedule our runs based on forward-looking demand, drawing on years of actual consumption data and customer projections. This minimizes downtime and ensures continuity for repeat users. Clear shelf-life labeling, ongoing stability studies, and real-world storage testing build confidence for anyone ordering material for immediate or future use. While wholesalers will sometimes cut corners on this front, direct manufacturing means every new lot stands on its own analytical merits.
Nothing frustrates synthetic chemists more than receiving a lot with unclear documentation or expiration guidance. Our commitment to clear batch records, date coding, and rapid batch recall protocols has paid off numerous times. Our system makes it straightforward to track a batch from its raw material intake through to the point of deliver—a benefit praised by audit teams during external reviews. Knowing where a product comes from and having the backup to demonstrate clean handling is rarely optional in regulated environments. Even in academic settings, this level of assurance frees up time and energy to focus on the chemistry itself.
Every manufacturer hits bumps in the road, and we are no exception. Some years ago, an unexpected solvent carryover cropped up in a production run. Rather than dodge the issue, we worked alongside the affected clients, analyzing downstream outcomes and adapting our process with additional wash steps and in-line monitoring for residue. Fixing the problem cost time and resources in the short run, but it locked in fewer surprises down the line and increased trust. Standing up to scrutiny isn’t always comfortable, but it’s the surest way to protect both research budgets and scientific reputations.
Our production staff reviews every customer concern and small-batch anomaly. Fixes or process tweaks then become new SOPs, improving the next output. Unlike traders with no factory connection, we can immediately change how and what we produce. This responsiveness makes collaboration with sophisticated clients possible, since they know feedback translates into meaningful change.
Product development does not stop at the point of sale. Our R&D team seeks regular input from users working in both established and emerging fields. By reviewing novel reaction outcomes or adjusting product specs to fit unexpected requirements, we support new applications and ensure compatibility with future technologies. The relationship we build with buyers doesn’t fade after a single transaction. Repeat orders, technical inquiries, and requests for customized batches allow us to expand our own understanding while supporting those pushing chemical boundaries.
We document and openly share the history behind each improvement, acknowledging both breakthroughs and setbacks. This attitude—born from years at the manufacturing coalface—reminds everyone involved that chemical production is a craft. Each improvement in yield, purity, or storage stability trickles from close engagement between our team and those relying on the compound for their research and products.
1-[(3,4-Dimethoxyphenyl)Methyl]-3,4-Dihydro-6,7-Dimethoxyisoquinoline sales and production form the core of work we take pride in. By focusing on transparency, direct oversight, and detailed technical support, we back up our product’s place in high-demand applications. Researchers working with sensitive targets rely on each variable being in check—from reaction profile to regulatory technique. Our role extends past manufacturing; it encompasses support, problem solving, and continuous improvement based on hands-on experience. As compound needs evolve, so will our processes, always informed by the realities of practical laboratory work and industrial production.