Procure research-grade peptides, fine chemicals, and key synthetic intermediates with batch-traceable HPLC chromatograms and analytical certification.
An exhaustive evaluation of CAS 1451-82-7 synthesis kinetics, raw material procurement pathways, purity verification standards, and cross-border regulatory logistics.
2-Bromo-4-methylpropiophenone (CAS 1451-82-7) operates as an indispensable building block in nucleophilic substitution, fine chemical coupling, and electrophilic bromination reactions across industrial multi-step processes.
Beyond pharmaceutical precursors, aromatic alkyl bromides of this structural class serve as high-efficiency core skeletons in UV-curable polymer matrices, photoinitiator formulation development, and functional photoresists.
Global research facilities require continuous-flow HPLC, 1H-NMR, and GC-MS verification to guarantee minimal residue of unbrominated 4-methylpropiophenone and prevent dibrominated derivative formation.
| Analytical Parameter | Standard Specification | Typical Factory Lot Result | Analytical Verification Method |
|---|---|---|---|
| Chemical Name | 2-Bromo-4'-methylpropiophenone | Conforms to Structure | 1H-NMR Spectroscopy |
| CAS Number | 1451-82-7 | 1451-82-7 | CAS Registry Cross-check |
| Molecular Formula / Weight | C10H11BrO / 227.10 g/mol | 227.10 | High-Resolution Mass Spec (HRMS) |
| Appearance | White to Off-White Crystalline Powder | White Crystalline Solid | Visual Inspection |
| HPLC Assay Purity | ≥ 99.0% | 99.45% | HPLC (UV Detection at 254 nm) |
| Melting Point Range | 72.0 °C – 76.0 °C | 74.2 °C – 75.1 °C | Automated Capillary Melting System |
| Loss on Drying / Water Content | ≤ 0.50% | 0.18% | Karl Fischer Coulometric Titration |
Assessing supply chain integration, continuous bromination microreactors, strict dual-use regulatory compliance, and customized export documentation workflows.
Direct adjacency to premier toluene, bromine, and propionyl chloride upstream refineries in Hebei, Shandong, and Jiangsu ensures consistent raw material feedstocks insulated against spot market pricing spikes.
Replacing traditional batch stirred tanks with continuous flow microchannel reactors drastically reduces contact time, limits exothermic spikes, and prevents multi-brominated isomer impurities under ISO9001 protocols.
Modern Chinese contract manufacturing entities operate in certified chemical industrial zones featuring automated VOC scrubbers, closed-loop wastewater recovery, and complete export declaration clearance.
Industrial sourcing managers face strict compliance mandates, maritime shipping constraints, and evolving end-user declarations. Procurement of 2-bromo-4-methylpropiophenone requires deep evaluation beyond initial FOB pricing. Qualified global procurement specialists prioritize suppliers providing comprehensive Analytical Dossiers containing unredacted raw data files (FID chromatograms and MS fragmentation prints).
Furthermore, our manufacturing plant incorporates inert gas purged packaging, aluminum foil vacuum heat sealing, and UN-certified fiber drum consolidation to prevent hygroscopic degradation and photodegradation during transatlantic freight journeys. By eliminating broker layers and maintaining an inventory of pre-qualified production lots, Hebei Miaoou Technology Co., Ltd. bridges high-throughput Asian production efficiency with Western analytical rigor.
In-depth responses covering purity thresholds, storage stability, export compliance, and custom contract manufacturing.
Standard industrial batches maintain a certified purity of ≥ 99.0% by HPLC. For specialized synthesis projects requiring research-grade purity, recrystallized lots exceeding 99.5% with residual solvent contents below ICH guidelines are available upon request, accompanied by calibrated peak integration reports.
Bromination of 4'-methylpropiophenone is highly exothermic. In conventional reaction vessels, localized hotspots cause over-bromination, creating 2,2-dibromo byproducts that are chemically difficult to separate. Continuous flow microchannel systems guarantee millisecond thermal dissipation and precise stoichiometric addition, reducing byproducts to trace levels.
Because alpha-halo ketones can be moisture-sensitive and lachrymatory, our export units are double-bagged inside medical-grade anti-static polyethylene liners, vacuum-sealed within heavy-gauge aluminum barrier pouches containing desiccant, and packaged into tamper-evident UN-approved fiber drums (1kg, 5kg, 25kg standard units).
Every shipment includes an SDS conforming to GHS Revision 9 standards, an authentic batch COA signed by quality directors, Commercial Invoices, Packing Lists with tariff HS codes, Non-Dangerous/Dangerous chemical transport appraisal reports, and country-of-origin documentation to ensure seamless clearance across European, North American, and Asian sea and air freight terminals.
Explore our extended line of specialized research actives, peptide hormones, and analytical reference standards available for consolidated export dispatch.
