In the rapidly evolving global fine chemical and pharmaceutical intermediate manufacturing sectors, 4-Methoxyphenylacetone (also known as 1-(4-methoxyphenyl)propan-2-one, Anisyl Acetone, or 4-MPA, CAS: 122-84-7) has established itself as an indispensable organic intermediate. Functioning as a pivotal building block for active pharmaceutical ingredients (APIs), flavor and fragrance formulations, and advanced agrochemical agents, the quality and structural consistency of 4-Methoxyphenylacetone directly impact downstream yield, stereoselective synthesis outcomes, and regulatory compliance.
This industry report serves as an exhaustive technical guide for procurement directors, principal research chemists, and global supply chain managers seeking to evaluate high-purity 4-Methoxyphenylacetone suppliers, manufacturing technologies, regulatory frameworks, and commercial sourcing economics.
| Chemical Property / Parameter | Technical Specification & Standard Value | Analytical Method Validation |
|---|---|---|
| CAS Registry Number | 122-84-7 | CAS Standard Database Verification |
| IUPAC Name | 1-(4-methoxyphenyl)propan-2-one | Structure Characterization |
| Molecular Formula / Weight | C10H12O2 / 164.20 g/mol | High-Resolution Mass Spectrometry (HRMS) |
| Assay / Chemical Purity | ≥ 99.5% (Industrial & Pharma Grades) | Gas Chromatography (GC-FID / GC-MS) |
| Appearance & State | Clear to light yellow liquid | Visual Inspection / Colorimeter (AHA) |
| Density & Refractive Index | 1.069 g/cm³ at 25 °C / n20/D 1.525 - 1.529 | Digital Refractometer & Pycnometry |
| Boiling Point | 267.0 °C to 269.0 °C at 760 mmHg | Differential Scanning Calorimetry (DSC) |
| Moisture Content (Water) | ≤ 0.1% max | Karl Fischer Coulometric Titration |
| Residual Solvents | Meets ICH Q3C & USP <467> Limits | Headspace Gas Chromatography (HS-GC) |
Chinese chemical production clusters benefit from complete backward integration into key petrochemical and coal-chemical feedstocks such as p-anisaldehyde, anisole, and acetic anhydride. This vertical integration buffers chemical exporters against global raw material price spikes and ensures uninterrupted bulk production cycles.
Leading exporters have migrated from traditional batch reactors to continuous flow micro-reactor synthesis lines. This operational upgrade yields superior temperature control during exothermic condensation steps, reducing side-reaction impurities (such as heavy condensation polymers) to under 0.1%, resulting in pristine product clarity and higher overall batch yields.
Modern Chinese chemical parks operate under state-of-the-art Environmental, Health, and Safety (EHS) mandates. Equipped with Thermal Oxidizers (TO/RTO) for VOC abatement and Zero-Liquid Discharge (ZLD) wastewater treatment plants, certified producers guarantee sustainable, compliant, and risk-free long-term supply agreements.
4-Methoxyphenylacetone serves as an essential precursor in medicinal chemistry, notably for synthesizing anti-hypertensive agents, calcium channel blockers (such as Diltiazem derivatives), and central nervous system therapeutics. Its active methylene group adjacent to the carbonyl function allows for efficient asymmetric reductive amination, stereoselective alkylation, and condensation reactions.
Widely recognized for its warm, herbaceous, sweet floral-anisic aroma profile, 4-Methoxyphenylacetone is utilized by global perfumery houses as a key intermediate for synthesizing raspberry ketone, anisyl alcohol derivatives, and specialized cosmetic fixatives. Batch-to-batch olfactory consistency is assured by low trace aldehyde impurities.
In crop protection chemistry, 4-Methoxyphenylacetone is leveraged to synthesize novel broad-spectrum fungicides, selective herbicides, and insect growth regulators. The methoxyphenyl moiety imparts favorable lipophilicity and metabolic stability to active crop protection molecules.
Specialty chemical research institutions utilize 4-MPA for creating custom photoinitiators, specialized liquid crystal intermediates, and advanced functional polymer additives requiring controlled methoxy-aromatic functionalization.
Procuring fine chemical intermediates on a multi-ton scale requires balancing regulatory compliance, logistical security, quality verification, and cost structures. Reliable exporters implement full-spectrum supply chain management:
To prevent oxidation and photo-degradation during long-haul ocean transit, 4-Methoxyphenylacetone is packaged under inert nitrogen blankets using UN-certified 200L fluorinated HDPE drums, dark steel drums, or temperature-monitored ISO tank containers.
Full compliance documentation is provided for seamless customs clearance worldwide, including EU REACH registration dossiers, US TSCA inventory validation, GHS-compliant Safety Data Sheets (SDS), Certificates of Analysis (CoA), and Certificates of Origin (Form E/Form A).
Leading suppliers offer regional warehouse consignment stocking, VMI (Vendor-Managed Inventory) agreements, and multi-year fixed-price contracts to insulate international chemical buyers from shipping lane volatility and exchange rate fluctuations.
The synthesis of 4-Methoxyphenylacetone is undergoing a significant transformation driven by global sustainability mandates and tight regulatory frameworks governing fine chemicals:
Traditional chemical synthesis routes relying on stoichiometric metal oxidants are being replaced by heterogeneous catalytic oxidation routes using molecular oxygen or hydrogen peroxide. This drastically reduces solid waste output and lowers the E-factor of the manufacturing process.
Advanced Chinese manufacturing units are incorporating machine-learning feedback loops into continuous flow systems. By constantly monitoring inline Raman spectroscopy and real-time GC analytics, automated systems adjust flow rates, temperature, and residence times to maintain ultra-narrow purity specs.
Global pharmaceutical majors increasingly evaluate vendors based on ESG scores. Tier-1 exporters are aligning operations with EcoVadis standards, deploying solar array installations, and utilizing green hydrogen in catalytic reduction stages.
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